diff options
Diffstat (limited to 'catapult/systrace/systrace/systrace_trace_viewer.html')
| -rw-r--r-- | catapult/systrace/systrace/systrace_trace_viewer.html | 282 |
1 files changed, 180 insertions, 102 deletions
diff --git a/catapult/systrace/systrace/systrace_trace_viewer.html b/catapult/systrace/systrace/systrace_trace_viewer.html index 04e8089b..473261d8 100644 --- a/catapult/systrace/systrace/systrace_trace_viewer.html +++ b/catapult/systrace/systrace/systrace_trace_viewer.html @@ -2901,8 +2901,6 @@ <div id="collapsing_controls"></div> <tr-ui-b-info-bar-group id="import-warnings"> </tr-ui-b-info-bar-group> - <tr-ui-b-info-bar-group id="polyfill-warning"> - </tr-ui-b-info-bar-group> </div> <middle-container> <slot></slot> @@ -3468,7 +3466,22 @@ * Do not edit directly. */ -'use strict';if(!window.CustomElements||window.CustomElements.hasNative){if(window.Polymer){throw new Error('Cannot proceed. Polymer already present.');} +'use strict';const global=this.window||this.global;this.tr=(function(){if(global.tr)return global.tr;function exportPath(name){const parts=name.split('.');let cur=global;for(let part;parts.length&&(part=parts.shift());){if(part in cur){cur=cur[part];}else{cur=cur[part]={};}} +return cur;} +function isExported(name){const parts=name.split('.');let cur=global;for(let part;parts.length&&(part=parts.shift());){if(part in cur){cur=cur[part];}else{return false;}} +return true;} +function isDefined(name){const parts=name.split('.');let curObject=global;for(let i=0;i<parts.length;i++){const partName=parts[i];const nextObject=curObject[partName];if(nextObject===undefined)return false;curObject=nextObject;} +return true;} +let panicElement=undefined;const rawPanicMessages=[];function showPanicElementIfNeeded(){if(panicElement)return;const panicOverlay=document.createElement('div');panicOverlay.style.backgroundColor='white';panicOverlay.style.border='3px solid red';panicOverlay.style.boxSizing='border-box';panicOverlay.style.color='black';panicOverlay.style.display='flex';panicOverlay.style.height='100%';panicOverlay.style.left=0;panicOverlay.style.padding='8px';panicOverlay.style.position='fixed';panicOverlay.style.top=0;panicOverlay.style.webkitFlexDirection='column';panicOverlay.style.width='100%';panicElement=document.createElement('div');panicElement.style.webkitFlex='1 1 auto';panicElement.style.overflow='auto';panicOverlay.appendChild(panicElement);if(!document.body){setTimeout(function(){document.body.appendChild(panicOverlay);},150);}else{document.body.appendChild(panicOverlay);}} +function showPanic(panicTitle,panicDetails){if(tr.isHeadless){if(panicDetails instanceof Error)throw panicDetails;throw new Error('Panic: '+panicTitle+':\n'+panicDetails);} +if(panicDetails instanceof Error){panicDetails=panicDetails.stack;} +showPanicElementIfNeeded();const panicMessageEl=document.createElement('div');panicMessageEl.innerHTML='<h2 id="message"></h2>'+'<pre id="details"></pre>';panicMessageEl.querySelector('#message').textContent=panicTitle;panicMessageEl.querySelector('#details').textContent=panicDetails;panicElement.appendChild(panicMessageEl);rawPanicMessages.push({title:panicTitle,details:panicDetails});} +function hasPanic(){return rawPanicMessages.length!==0;} +function getPanicText(){return rawPanicMessages.map(function(msg){return msg.title;}).join(', ');} +function exportTo(namespace,fn){const obj=exportPath(namespace);const exports=fn();for(const propertyName in exports){const propertyDescriptor=Object.getOwnPropertyDescriptor(exports,propertyName);if(propertyDescriptor){Object.defineProperty(obj,propertyName,propertyDescriptor);}}} +function initialize(){if(global.isVinn){tr.isVinn=true;}else if(global.process&&global.process.versions.node){tr.isNode=true;}else{tr.isVinn=false;tr.isNode=false;tr.doc=document;tr.isMac=/Mac/.test(navigator.platform);tr.isWindows=/Win/.test(navigator.platform);tr.isChromeOS=/CrOS/.test(navigator.userAgent);tr.isLinux=/Linux/.test(navigator.userAgent);} +tr.isHeadless=tr.isVinn||tr.isNode;} +return{initialize,exportTo,isExported,isDefined,showPanic,hasPanic,getPanicText,};})();tr.initialize();'use strict';if(!window.CustomElements||window.CustomElements.hasNative){if(window.Polymer){throw new Error('Cannot proceed. Polymer already present.');} window.Polymer={};window.Polymer.dom='shadow';} (function(){function resolve(){document.body.removeAttribute('unresolved');} if(window.WebComponents){addEventListener('WebComponentsReady',resolve);}else{if(document.readyState==='interactive'||document.readyState==='complete'){resolve();}else{addEventListener('DOMContentLoaded',resolve);}}}());window.Polymer={Settings:function(){var settings=window.Polymer||{};if(!settings.noUrlSettings){var parts=location.search.slice(1).split('&');for(var i=0,o;i<parts.length&&(o=parts[i]);i++){o=o.split('=');o[0]&&(settings[o[0]]=o[1]||true);}} @@ -4062,22 +4075,7 @@ if(parentNode){if(!this._instance){this._instance=this.stamp();var root=this._in this._instance=null;}},_showHideChildren:function(){var hidden=this.__hideTemplateChildren__||!this.if;if(this._instance){this._instance._showHideChildren(hidden);}},_forwardParentProp:function(prop,value){if(this._instance){this._instance.__setProperty(prop,value,true);}},_forwardParentPath:function(path,value){if(this._instance){this._instance._notifyPath(path,value,true);}}});Polymer({is:'dom-bind',properties:{notifyDomChange:{type:Boolean}},extends:'template',_template:null,created:function(){var self=this;Polymer.RenderStatus.whenReady(function(){if(document.readyState=='loading'){document.addEventListener('DOMContentLoaded',function(){self._markImportsReady();});}else{self._markImportsReady();}});},_ensureReady:function(){if(!this._readied){this._readySelf();}},_markImportsReady:function(){this._importsReady=true;this._ensureReady();},_registerFeatures:function(){this._prepConstructor();},_insertChildren:function(){var refNode;var parentNode=Polymer.dom(this).parentNode;if(parentNode.localName==this.is){refNode=parentNode;parentNode=Polymer.dom(parentNode).parentNode;}else{refNode=this;} Polymer.dom(parentNode).insertBefore(this.root,refNode);},_removeChildren:function(){if(this._children){for(var i=0;i<this._children.length;i++){this.root.appendChild(this._children[i]);}}},_initFeatures:function(){},_scopeElementClass:function(element,selector){if(this.dataHost){return this.dataHost._scopeElementClass(element,selector);}else{return selector;}},_configureInstanceProperties:function(){},_prepConfigure:function(){var config={};for(var prop in this._propertyEffects){config[prop]=this[prop];} var setupConfigure=this._setupConfigure;this._setupConfigure=function(){setupConfigure.call(this,config);};},attached:function(){if(this._importsReady){this.render();}},detached:function(){this._removeChildren();},render:function(){this._ensureReady();if(!this._children){this._template=this;this._prepAnnotations();this._prepEffects();this._prepBehaviors();this._prepConfigure();this._prepBindings();this._prepPropertyInfo();Polymer.Base._initFeatures.call(this);this._children=Polymer.TreeApi.arrayCopyChildNodes(this.root);} -this._insertChildren();if(!Polymer.Settings.suppressTemplateNotifications||this.notifyDomChange){this.fire('dom-change');}}});'use strict';if(!window.CustomElements||window.CustomElements.hasNative){if(!Polymer.Settings.useNativeShadow){tr.showPanic('Polymer error','base should use native shadow when possible.');}}'use strict';const global=this.window||this.global;this.tr=(function(){if(global.tr)return global.tr;function exportPath(name){const parts=name.split('.');let cur=global;for(let part;parts.length&&(part=parts.shift());){if(part in cur){cur=cur[part];}else{cur=cur[part]={};}} -return cur;} -function isExported(name){const parts=name.split('.');let cur=global;for(let part;parts.length&&(part=parts.shift());){if(part in cur){cur=cur[part];}else{return false;}} -return true;} -function isDefined(name){const parts=name.split('.');let curObject=global;for(let i=0;i<parts.length;i++){const partName=parts[i];const nextObject=curObject[partName];if(nextObject===undefined)return false;curObject=nextObject;} -return true;} -let panicElement=undefined;const rawPanicMessages=[];function showPanicElementIfNeeded(){if(panicElement)return;const panicOverlay=document.createElement('div');panicOverlay.style.backgroundColor='white';panicOverlay.style.border='3px solid red';panicOverlay.style.boxSizing='border-box';panicOverlay.style.color='black';panicOverlay.style.display='flex';panicOverlay.style.height='100%';panicOverlay.style.left=0;panicOverlay.style.padding='8px';panicOverlay.style.position='fixed';panicOverlay.style.top=0;panicOverlay.style.webkitFlexDirection='column';panicOverlay.style.width='100%';panicElement=document.createElement('div');panicElement.style.webkitFlex='1 1 auto';panicElement.style.overflow='auto';panicOverlay.appendChild(panicElement);if(!document.body){setTimeout(function(){document.body.appendChild(panicOverlay);},150);}else{document.body.appendChild(panicOverlay);}} -function showPanic(panicTitle,panicDetails){if(tr.isHeadless){if(panicDetails instanceof Error)throw panicDetails;throw new Error('Panic: '+panicTitle+':\n'+panicDetails);} -if(panicDetails instanceof Error){panicDetails=panicDetails.stack;} -showPanicElementIfNeeded();const panicMessageEl=document.createElement('div');panicMessageEl.innerHTML='<h2 id="message"></h2>'+'<pre id="details"></pre>';panicMessageEl.querySelector('#message').textContent=panicTitle;panicMessageEl.querySelector('#details').textContent=panicDetails;panicElement.appendChild(panicMessageEl);rawPanicMessages.push({title:panicTitle,details:panicDetails});} -function hasPanic(){return rawPanicMessages.length!==0;} -function getPanicText(){return rawPanicMessages.map(function(msg){return msg.title;}).join(', ');} -function exportTo(namespace,fn){const obj=exportPath(namespace);const exports=fn();for(const propertyName in exports){const propertyDescriptor=Object.getOwnPropertyDescriptor(exports,propertyName);if(propertyDescriptor){Object.defineProperty(obj,propertyName,propertyDescriptor);}}} -function initialize(){if(global.isVinn){tr.isVinn=true;}else if(global.process&&global.process.versions.node){tr.isNode=true;}else{tr.isVinn=false;tr.isNode=false;tr.doc=document;tr.isMac=/Mac/.test(navigator.platform);tr.isWindows=/Win/.test(navigator.platform);tr.isChromeOS=/CrOS/.test(navigator.userAgent);tr.isLinux=/Linux/.test(navigator.userAgent);} -tr.isHeadless=tr.isVinn||tr.isNode;} -return{initialize,exportTo,isExported,isDefined,showPanic,hasPanic,getPanicText,};})();tr.initialize();'use strict';tr.exportTo('tr.b',function(){function EventTarget(){} +this._insertChildren();if(!Polymer.Settings.suppressTemplateNotifications||this.notifyDomChange){this.fire('dom-change');}}});'use strict';if(!window.CustomElements||window.CustomElements.hasNative){if(!Polymer.Settings.useNativeShadow){tr.showPanic('Polymer error','base should use native shadow when possible.');}}'use strict';tr.exportTo('tr.b',function(){function EventTarget(){} EventTarget.decorate=function(target){for(const k in EventTarget.prototype){if(k==='decorate')continue;const v=EventTarget.prototype[k];if(typeof v!=='function')continue;target[k]=v;}};EventTarget.prototype={addEventListener(type,handler){if(!this.listeners_){this.listeners_=Object.create(null);} if(!(type in this.listeners_)){this.listeners_[type]=[handler];}else{const handlers=this.listeners_[type];if(handlers.indexOf(handler)<0){handlers.push(handler);}}},removeEventListener(type,handler){if(!this.listeners_)return;if(type in this.listeners_){const handlers=this.listeners_[type];const index=handlers.indexOf(handler);if(index>=0){if(handlers.length===1){delete this.listeners_[type];}else{handlers.splice(index,1);}}}},dispatchEvent(event){if(!this.listeners_)return true;event.__defineGetter__('target',()=>this);const realPreventDefault=event.preventDefault;event.preventDefault=function(){realPreventDefault.call(this);this.rawReturnValue=false;};const type=event.type;let prevented=0;if(type in this.listeners_){const handlers=this.listeners_[type].concat();for(let i=0,handler;handler=handlers[i];i++){if(handler.handleEvent){prevented|=handler.handleEvent.call(handler,event)===false;}else{prevented|=handler.call(this,event)===false;}}} return!prevented&&event.rawReturnValue;},async dispatchAsync(event){if(!this.listeners_)return true;const listeners=this.listeners_[event.type];if(listeners===undefined)return;await Promise.all(listeners.slice().map(listener=>{if(listener.handleEvent){return listener.handleEvent.call(listener,event);} @@ -4574,8 +4572,8 @@ ChromeGpuHelper.PROCESS_NAME='GPU Process';ChromeGpuHelper.isGpuProcess=function return process.findAllThreadsNamed('CrGpuMain').length>0;};ChromeGpuHelper.prototype={__proto__:tr.model.helpers.ChromeProcessHelper.prototype};return{ChromeGpuHelper,};});'use strict';tr.exportTo('tr.model.helpers',function(){const NET_CATEGORIES=new Set(['net','netlog','disabled-by-default-netlog','disabled-by-default-network']);class ChromeThreadHelper{constructor(thread){this.thread=thread;} getNetworkEvents(){const networkEvents=[];for(const slice of this.thread.asyncSliceGroup.slices){const categories=tr.b.getCategoryParts(slice.category);const isNetEvent=category=>NET_CATEGORIES.has(category);if(categories.filter(isNetEvent).length===0)continue;networkEvents.push(slice);} return networkEvents;}} -return{ChromeThreadHelper,};});'use strict';tr.exportTo('tr.model.helpers',function(){const ChromeThreadHelper=tr.model.helpers.ChromeThreadHelper;function ChromeRendererHelper(modelHelper,process){tr.model.helpers.ChromeProcessHelper.call(this,modelHelper,process);this.mainThread_=process.findAtMostOneThreadNamed('CrRendererMain')||process.findAtMostOneThreadNamed('Chrome_InProcRendererThread');this.compositorThread_=process.findAtMostOneThreadNamed('Compositor');this.rasterWorkerThreads_=process.findAllThreadsMatching(function(t){if(t.name===undefined)return false;if(t.name.startsWith('CompositorTileWorker'))return true;if(t.name.startsWith('CompositorRasterWorker'))return true;return false;});this.dedicatedWorkerThreads_=process.findAllThreadsMatching(function(t){return t.name&&t.name.startsWith('DedicatedWorker');});this.foregroundWorkerThreads_=process.findAllThreadsMatching(function(t){return t.name&&t.name.startsWith('ThreadPoolForegroundWorker');});if(!process.name){process.name=ChromeRendererHelper.PROCESS_NAME;}} -ChromeRendererHelper.PROCESS_NAME='Renderer';ChromeRendererHelper.isRenderProcess=function(process){if(process.findAtMostOneThreadNamed('CrRendererMain'))return true;if(process.findAtMostOneThreadNamed('Compositor'))return true;return false;};ChromeRendererHelper.isTracingProcess=function(process){return process.labels!==undefined&&process.labels.length===1&&process.labels[0]==='chrome://tracing';};ChromeRendererHelper.prototype={__proto__:tr.model.helpers.ChromeProcessHelper.prototype,get mainThread(){return this.mainThread_;},get compositorThread(){return this.compositorThread_;},get rasterWorkerThreads(){return this.rasterWorkerThreads_;},get dedicatedWorkerThreads(){return this.dedicatedWorkerThreads_;},get foregroundWorkerThreads(){return this.foregroundWorkerThreads_;},get isChromeTracingUI(){return ChromeRendererHelper.isTracingProcess(this.process);},};return{ChromeRendererHelper,};});'use strict';tr.exportTo('tr.model.um',function(){class Segment extends tr.model.TimedEvent{constructor(start,duration){super(start);this.duration=duration;this.expectations_=[];} +return{ChromeThreadHelper,};});'use strict';tr.exportTo('tr.model.helpers',function(){const ChromeThreadHelper=tr.model.helpers.ChromeThreadHelper;function ChromeRendererHelper(modelHelper,process){tr.model.helpers.ChromeProcessHelper.call(this,modelHelper,process);this.mainThread_=process.findAtMostOneThreadNamed('CrRendererMain')||process.findAtMostOneThreadNamed('Chrome_InProcRendererThread');this.compositorThread_=process.findAtMostOneThreadNamed('Compositor');this.rasterWorkerThreads_=process.findAllThreadsMatching(function(t){if(t.name===undefined)return false;if(t.name.startsWith('CompositorTileWorker'))return true;if(t.name.startsWith('CompositorRasterWorker'))return true;return false;});this.dedicatedWorkerThreads_=process.findAllThreadsMatching(function(t){return t.name&&t.name.startsWith('DedicatedWorker');});this.serviceWorkerThreads_=process.findAllThreadsMatching(function(t){return t.name&&t.name.startsWith('ServiceWorker');});this.foregroundWorkerThreads_=process.findAllThreadsMatching(function(t){return t.name&&t.name.startsWith('ThreadPoolForegroundWorker');});if(!process.name){process.name=ChromeRendererHelper.PROCESS_NAME;}} +ChromeRendererHelper.PROCESS_NAME='Renderer';ChromeRendererHelper.isRenderProcess=function(process){if(process.findAtMostOneThreadNamed('CrRendererMain'))return true;if(process.findAtMostOneThreadNamed('Compositor'))return true;return false;};ChromeRendererHelper.isTracingProcess=function(process){return process.labels!==undefined&&process.labels.length===1&&process.labels[0]==='chrome://tracing';};ChromeRendererHelper.prototype={__proto__:tr.model.helpers.ChromeProcessHelper.prototype,get mainThread(){return this.mainThread_;},get compositorThread(){return this.compositorThread_;},get rasterWorkerThreads(){return this.rasterWorkerThreads_;},get dedicatedWorkerThreads(){return this.dedicatedWorkerThreads_;},get serviceWorkerThreads(){return this.serviceWorkerThreads_;},get foregroundWorkerThreads(){return this.foregroundWorkerThreads_;},get isChromeTracingUI(){return ChromeRendererHelper.isTracingProcess(this.process);},};return{ChromeRendererHelper,};});'use strict';tr.exportTo('tr.model.um',function(){class Segment extends tr.model.TimedEvent{constructor(start,duration){super(start);this.duration=duration;this.expectations_=[];} get expectations(){return this.expectations_;} clone(){const clone=new Segment(this.start,this.duration);clone.expectations.push(...this.expectations);return clone;} addSegment(other){this.duration+=other.duration;this.expectations.push(...other.expectations);}} @@ -4799,7 +4797,8 @@ const markers=this.markersBySyncId_.get(syncId);if(markers.length===2){throw new if(markers[0].domainId===domainId){throw new Error('A clock domain cannot sync with itself.');} markers.push(marker);this.onSyncCompleted_(markers[0],marker);},get completeSyncIds(){const completeSyncIds=[];for(const[syncId,markers]of this.markersBySyncId){if(markers.length===2)completeSyncIds.push(syncId);} return completeSyncIds;},get markersBySyncId(){return this.markersBySyncId_;},get domainsSeen(){return this.domainsSeen_;},getModelTimeTransformer(domainId){this.onDomainSeen_(domainId);if(!this.modelDomainId_){this.selectModelDomainId_();} -return this.getTimeTransformerRaw_(domainId,this.modelDomainId_).fn;},getTimeTransformerError(fromDomainId,toDomainId){this.onDomainSeen_(fromDomainId);this.onDomainSeen_(toDomainId);return this.getTimeTransformerRaw_(fromDomainId,toDomainId).error;},getTimeTransformerRaw_(fromDomainId,toDomainId){const transformer=this.getTransformerBetween_(fromDomainId,toDomainId);if(!transformer){throw new Error('No clock sync markers exist pairing clock domain "'+ +return this.getTimeTransformerRaw_(domainId,this.modelDomainId_).fn;},getModelTimeTransformerInverse(domainId){this.onDomainSeen_(domainId);if(!this.modelDomainId_){this.selectModelDomainId_();} +return this.getTimeTransformerRaw_(this.modelDomainId_,domainId).fn;},getTimeTransformerError(fromDomainId,toDomainId){this.onDomainSeen_(fromDomainId);this.onDomainSeen_(toDomainId);return this.getTimeTransformerRaw_(fromDomainId,toDomainId).error;},getTimeTransformerRaw_(fromDomainId,toDomainId){const transformer=this.getTransformerBetween_(fromDomainId,toDomainId);if(!transformer){throw new Error('No clock sync markers exist pairing clock domain "'+ fromDomainId+'" '+'with target clock domain "'+ toDomainId+'".');} return transformer;},getTransformerBetween_(fromDomainId,toDomainId){const visitedDomainIds=new Set();const queue=[{domainId:fromDomainId,transformer:Transformer.IDENTITY}];while(queue.length>0){queue.sort((domain1,domain2)=>domain1.transformer.error-domain2.transformer.error);const current=queue.shift();if(current.domainId===toDomainId){return current.transformer;} @@ -5154,7 +5153,8 @@ for(const event of this.childEvents()){event.addBoundsToRange(bounds);}},shiftWo for(const event of this.childEvents()){event.start+=shiftAmount;} this.updateBounds();},convertTimestampToModelTime(sourceClockDomainName,ts){if(sourceClockDomainName!=='traceEventClock'){throw new Error('Only traceEventClock is supported.');} return tr.b.Unit.timestampFromUs(ts)+ -this.timestampShiftToZeroAmount_;},get numProcesses(){let n=0;for(const p in this.processes){n++;} +this.timestampShiftToZeroAmount_;},convertTimestampFromModelTime(targetClockDomainName,ts){if(targetClockDomainName!=='traceEventClock'){throw new Error('Only traceEventClock is supported.');} +const convertFn=this.clockSyncManager.getModelTimeTransformerInverse(tr.model.ClockDomainId.LINUX_FTRACE_GLOBAL);return convertFn(ts)-this.timestampShiftToZeroAmount_;},get numProcesses(){let n=0;for(const p in this.processes){n++;} return n;},getProcess(pid){return this.processes[pid];},getOrCreateProcess(pid){if(!this.processes[pid]){this.processes[pid]=new Process(this,pid);} return this.processes[pid];},addStackFrame(stackFrame){if(this.stackFrames[stackFrame.id]){throw new Error('Stack frame already exists');} this.stackFrames[stackFrame.id]=stackFrame;return stackFrame;},updateCategories_(){const categoriesDict={};this.userModel.addCategoriesToDict(categoriesDict);this.device.addCategoriesToDict(categoriesDict);this.kernel.addCategoriesToDict(categoriesDict);for(const pid in this.processes){this.processes[pid].addCategoriesToDict(categoriesDict);} @@ -5683,10 +5683,10 @@ const profileTreeMap=this.profileTrees_.get(sampleType);if(profileTreeMap.has(id const profileTree=new tr.model.ProfileTree();profileTreeMap.set(id,profileTree);const info=this.profileInfo_.get(id);if(info!==undefined){profileTree.startTime=info.startTime;profileTree.pid=info.pid;profileTree.tid=info.tid;} return profileTree;},processSample(event){if(event.args===undefined||event.args.data===undefined){return;} if(event.id===undefined){throw new Error('No event ID in sample');} -const data=event.args.data;if(data.startTime!==undefined){this.profileInfo_.set(event.id,{startTime:data.startTime,pid:event.pid,tid:event.tid});} +const data=event.args.data;if(data.startTime!==undefined){this.profileInfo_.set(`${event.pid} ${event.id}`,{startTime:data.startTime,pid:event.pid,tid:event.tid});} const timeDeltas=data.timeDeltas;for(const sampleType in data){if(sampleType==='timeDeltas'||sampleType==='startTime'){continue;} if(data[sampleType].samples&&timeDeltas&&data[sampleType].samples.length!==timeDeltas.length){throw new Error('samples and timeDeltas array should have same length');} -const profileTree=this.getOrCreateProfileTree_(sampleType,event.id);const nodes=data[sampleType].nodes;const samples=data[sampleType].samples;if(nodes!==undefined){for(const node of nodes){const ProfileNodeType=tr.model.ProfileNode.subTypes.getConstructor(undefined,sampleType);const profileNode=ProfileNodeType.constructFromObject(profileTree,node);if(profileNode===undefined){continue;} +const profileTree=this.getOrCreateProfileTree_(sampleType,`${event.pid} ${event.id}`);const nodes=data[sampleType].nodes;const samples=data[sampleType].samples;if(nodes!==undefined){for(const node of nodes){const ProfileNodeType=tr.model.ProfileNode.subTypes.getConstructor(undefined,sampleType);const profileNode=ProfileNodeType.constructFromObject(profileTree,node);if(profileNode===undefined){continue;} profileTree.add(profileNode);}} if(samples!==undefined){const thread=this.model_.getOrCreateProcess(profileTree.pid).getOrCreateThread(profileTree.tid);for(let i=0,len=samples.length;i<len;++i){const node=profileTree.getNode(samples[i]);profileTree.endTime+=timeDeltas[i];if(node===undefined)continue;const start=this.toModelTimeFromUs_(profileTree.endTime);this.model_.samples.push(new tr.model.Sample(start,node.sampleTitle,node,thread));}}}},processLegacyV8Sample(event){const data=event.args.data;const sampleType='legacySample';const ProfileNodeType=tr.model.ProfileNode.subTypes.getConstructor(undefined,sampleType);if(data.vm_state==='js'&&!data.stack.length)return;const profileTree=this.getOrCreateProfileTree_(sampleType,event.pid);if(profileTree.getNode(-1)===undefined){profileTree.add(new ProfileNodeType(-1,{url:'',scriptId:-1,functionName:'unknown'},undefined));} let node=undefined;if(data.stack.length>0&&this.v8ProcessCodeMaps_[event.pid]){const map=this.v8ProcessCodeMaps_[event.pid];data.stack.reverse();let parentNode=undefined;for(let i=0;i<data.stack.length;i++){const entry=map.lookupEntry(data.stack[i]);if(entry===undefined){node=profileTree.getNode(-1);}else{node=profileTree.getNode(entry.id);if(node===undefined){const sourceInfo=entry.sourceInfo;node=new ProfileNodeType(entry.id,{functionName:entry.name,url:entry.sourceInfo.file,lineNumber:sourceInfo.line!==-1?sourceInfo.line:undefined,columnNumber:sourceInfo.column!==-1?sourceInfo.column:undefined,scriptid:entry.sourceInfo.scriptId},parentNode);profileTree.add(node);}} @@ -6066,7 +6066,10 @@ this.importer.registerEventHandler(hwcEventName,handler.bind(this));}};Parser.re const kswapdWakeRE=/nid=(\d+) order=(\d+)/;const kswapdSleepRE=/nid=(\d+)/;const reclaimBeginRE=/order=(\d+) may_writepage=\d+ gfp_flags=(.+)/;const reclaimEndRE=/nr_reclaimed=(\d+)/;const lowmemoryRE=/([^ ]+) \((\d+)\), page cache (\d+)kB \(limit (\d+)kB\), free (-?\d+)Kb/;MemReclaimParser.prototype={__proto__:Parser.prototype,kswapdWake(eventName,cpuNumber,pid,ts,eventBase){const event=kswapdWakeRE.exec(eventBase.details);if(!event)return false;const tgid=parseInt(eventBase.tgid);const nid=parseInt(event[1]);const order=parseInt(event[2]);const kthread=this.importer.getOrCreateKernelThread(eventBase.threadName,tgid,pid);if(kthread.openSliceTS){if(order>kthread.order){kthread.order=order;}}else{kthread.openSliceTS=ts;kthread.order=order;} kthread.waitingFor='kswapSleep';return true;},kswapdSleep(eventName,cpuNumber,pid,ts,eventBase){const tgid=parseInt(eventBase.tgid);const kthread=this.importer.getOrCreateKernelThread(eventBase.threadName,tgid,pid);if(kthread.waitingFor!=='kswapSleep')return false;kthread.waitingFor=undefined;if(kthread.openSliceTS){kthread.thread.sliceGroup.pushCompleteSlice('memreclaim',eventBase.threadName,kthread.openSliceTS,ts-kthread.openSliceTS,0,0,{order:kthread.order});} kthread.openSliceTS=undefined;kthread.order=undefined;return true;},reclaimBegin(eventName,cpuNumber,pid,ts,eventBase){const event=reclaimBeginRE.exec(eventBase.details);if(!event)return false;const order=parseInt(event[1]);const gfp=event[2];const tgid=parseInt(eventBase.tgid);const kthread=this.importer.getOrCreateKernelThread(eventBase.threadName,tgid,pid);kthread.openMemReclaimSliceTS=ts;kthread.order=order;kthread.gfp=gfp;kthread.waitingFor='reclaimEnd';return true;},reclaimEnd(eventName,cpuNumber,pid,ts,eventBase){const event=reclaimEndRE.exec(eventBase.details);if(!event)return false;const nrReclaimed=parseInt(event[1]);const tgid=parseInt(eventBase.tgid);const kthread=this.importer.getOrCreateKernelThread(eventBase.threadName,tgid,pid);if(kthread.waitingFor!=='reclaimEnd')return false;kthread.waitingFor=undefined;if(kthread.openMemReclaimSliceTS!==undefined){kthread.thread.sliceGroup.pushCompleteSlice('memreclaim','direct reclaim',kthread.openMemReclaimSliceTS,ts-kthread.openMemReclaimSliceTS,0,0,{order:kthread.order,gfp:kthread.gfp,nr_reclaimed:nrReclaimed});kthread.openMemReclaimSliceTS=undefined;kthread.order=undefined;kthread.gfp=undefined;return true;} -return false;},lowmemoryKill(eventName,cpuNumber,pid,ts,eventBase){const event=lowmemoryRE.exec(eventBase.details);if(!event)return false;const tgid=parseInt(eventBase.tgid);const killedName=event[1];const killedPid=parseInt(event[2]);const cache=parseInt(event[3]);const free=parseInt(event[5]);const kthread=this.importer.getOrCreateKernelThread(eventBase.threadName,tgid,pid);kthread.thread.sliceGroup.pushCompleteSlice('lowmemory','low memory kill',ts,0,0,0,{killed_name:killedName,killed_pid:killedPid,cache,free});return true;}};Parser.register(MemReclaimParser);return{MemReclaimParser,};});'use strict';tr.exportTo('tr.e.importer.linux_perf',function(){const ColorScheme=tr.b.ColorScheme;const Parser=tr.e.importer.linux_perf.Parser;function PowerParser(importer){Parser.call(this,importer);importer.registerEventHandler('power_start',PowerParser.prototype.powerStartEvent.bind(this));importer.registerEventHandler('power_frequency',PowerParser.prototype.powerFrequencyEvent.bind(this));importer.registerEventHandler('cpu_frequency',PowerParser.prototype.cpuFrequencyEvent.bind(this));importer.registerEventHandler('cpu_frequency_limits',PowerParser.prototype.cpuFrequencyLimitsEvent.bind(this));importer.registerEventHandler('cpu_idle',PowerParser.prototype.cpuIdleEvent.bind(this));} +return false;},lowmemoryKill(eventName,cpuNumber,pid,ts,eventBase){const event=lowmemoryRE.exec(eventBase.details);if(!event)return false;const tgid=parseInt(eventBase.tgid);const killedName=event[1];const killedPid=parseInt(event[2]);const cache=parseInt(event[3]);const free=parseInt(event[5]);const kthread=this.importer.getOrCreateKernelThread(eventBase.threadName,tgid,pid);kthread.thread.sliceGroup.pushCompleteSlice('lowmemory','low memory kill',ts,0,0,0,{killed_name:killedName,killed_pid:killedPid,cache,free});return true;}};Parser.register(MemReclaimParser);return{MemReclaimParser,};});'use strict';tr.exportTo('tr.e.importer.linux_perf',function(){const ColorScheme=tr.b.ColorScheme;const Parser=tr.e.importer.linux_perf.Parser;function MSMParser(importer){Parser.call(this,importer);importer.registerEventHandler('msm_gpu_freq_change',MSMParser.prototype.gpuFrequency.bind(this));importer.registerEventHandler('msm_gpu_submit_flush',MSMParser.prototype.gpuSubmitFlush.bind(this));importer.registerEventHandler('msm_gpu_submit_retired',MSMParser.prototype.gpuSubmitRetired.bind(this));this.model_=importer.model_;this.submits={};this.num_submits=0;} +MSMParser.prototype={__proto__:Parser.prototype,gpuFrequency(eventName,cpuNumber,pid,ts,eventBase){const event=/new_freq=(\d+)/.exec(eventBase.details);if(!event)return false;const freq=parseInt(event[1]);const counter=this.model_.kernel.getOrCreateCounter('GPU','GPU Frequency');if(counter.numSeries===0){counter.addSeries(new tr.model.CounterSeries('frequency',ColorScheme.getColorIdForGeneralPurposeString(counter.name)));} +counter.series.forEach(function(series){series.addCounterSample(ts,freq);});return true;},gpuSubmitFlush(eventName,cpuNumber,pid,ts,eventBase){const event=/id=(\d+) pid=(\d+) ring=(\d+):(\d+) ticks=(\d+)/.exec(eventBase.details);if(!event)return false;const id=parseInt(event[1]);const submit={};submit.flushTS=ts;submit.flushTicks=parseInt(event[5]);submit.pid=parseInt(event[2]);this.submits[id]=submit;this.num_submits++;return true;},gpuSubmitRetired(eventName,cpuNumber,pid,ts,eventBase){const event=/id=(\d+) pid=(\d+) ring=(\d+):(\d+) elapsed=(\d+) ns mhz=(\d+) start=(\d+) end=(\d+)/.exec(eventBase.details);if(!event)return false;const id=parseInt(event[1]);if(!(id in this.submits))return true;const submit=this.submits[id];delete this.submits[id];this.num_submits--;const gpuThread=this.importer.getOrCreatePseudoThread('GPU');submit.elapsedNs=parseInt(event[5]);submit.mhz=parseInt(event[6]);submit.startTicks=parseInt(event[7]);submit.endTicks=parseInt(event[8]);function ticks2ms(ticks){return ticks/19200;} +const queuedDuration=ticks2ms(submit.startTicks-submit.flushTicks);const runningDuration=ticks2ms(submit.endTicks-submit.startTicks);submit.queuedDuration=queuedDuration;submit.runningDuration=runningDuration;const queued=new tr.model.AsyncSlice('',event[1]+' queued',tr.b.ColorScheme.getColorIdForReservedName('thread_state_runnable'),submit.flushTS,submit,queuedDuration);const running=new tr.model.AsyncSlice('',event[1]+' running',tr.b.ColorScheme.getColorIdForReservedName('thread_state_running'),submit.flushTS+queuedDuration,submit,runningDuration);const async=new tr.model.AsyncSlice('','pipeline',ColorScheme.getColorIdForGeneralPurposeString('ongpu:'+submit.pid),submit.flushTS,submit,queuedDuration+runningDuration);async.hidden=true;async.subSlices.push(queued);async.subSlices.push(running);gpuThread.thread.asyncSliceGroup.push(async);const onGpu=new tr.model.ThreadSlice('',event[1],ColorScheme.getColorIdForGeneralPurposeString('ongpu:'+submit.pid),submit.flushTS+queuedDuration,submit,runningDuration);gpuThread.thread.sliceGroup.pushSlice(onGpu);return true;}};Parser.register(MSMParser);return{MSMParser,};});'use strict';tr.exportTo('tr.e.importer.linux_perf',function(){const ColorScheme=tr.b.ColorScheme;const Parser=tr.e.importer.linux_perf.Parser;function PowerParser(importer){Parser.call(this,importer);importer.registerEventHandler('power_start',PowerParser.prototype.powerStartEvent.bind(this));importer.registerEventHandler('power_frequency',PowerParser.prototype.powerFrequencyEvent.bind(this));importer.registerEventHandler('cpu_frequency',PowerParser.prototype.cpuFrequencyEvent.bind(this));importer.registerEventHandler('cpu_frequency_limits',PowerParser.prototype.cpuFrequencyLimitsEvent.bind(this));importer.registerEventHandler('cpu_idle',PowerParser.prototype.cpuIdleEvent.bind(this));} PowerParser.prototype={__proto__:Parser.prototype,cpuStateSlice(ts,targetCpuNumber,eventType,cpuState){const targetCpu=this.importer.getOrCreateCpu(targetCpuNumber);if(eventType!=='1'){this.importer.model.importWarning({type:'parse_error',message:'Don\'t understand power_start events of '+'type '+eventType});return;} const powerCounter=targetCpu.getOrCreateCounter('','C-State');if(powerCounter.numSeries===0){powerCounter.addSeries(new tr.model.CounterSeries('state',ColorScheme.getColorIdForGeneralPurposeString(powerCounter.name+'.'+'state')));} powerCounter.series.forEach(function(series){series.addCounterSample(ts,cpuState);});},cpuIdleSlice(ts,targetCpuNumber,cpuState){const targetCpu=this.importer.getOrCreateCpu(targetCpuNumber);const powerCounter=targetCpu.getOrCreateCounter('','C-State');if(powerCounter.numSeries===0){powerCounter.addSeries(new tr.model.CounterSeries('state',ColorScheme.getColorIdForGeneralPurposeString(powerCounter.name)));} @@ -6472,8 +6475,7 @@ return tr.b.math.Rect.fromXYWH(position[0],position[1],size[0],size[1]);} function scrollIntoViewIfNeeded(el){const pr=el.parentElement.getBoundingClientRect();const cr=el.getBoundingClientRect();if(cr.top<pr.top){el.scrollIntoView(true);}else if(cr.bottom>pr.bottom){el.scrollIntoView(false);}} function extractUrlString(url){let extracted=url.replace(/url\((.*)\)/,'$1');extracted=extracted.replace(/\"(.*)\"/,'$1');return extracted;} function toThreeDigitLocaleString(value){return value.toLocaleString(undefined,{minimumFractionDigits:3,maximumFractionDigits:3});} -function isUnknownElementName(name){return document.createElement(name)instanceof HTMLUnknownElement;} -return{isUnknownElementName,toThreeDigitLocaleString,instantiateTemplate,windowRectForElement,scrollIntoViewIfNeeded,extractUrlString,};});'use strict';tr.exportTo('tr.ui.b',function(){if(tr.isHeadless)return{};const THIS_DOC=document._currentScript.ownerDocument;const Overlay=tr.ui.b.define('overlay');Overlay.prototype={__proto__:HTMLDivElement.prototype,decorate(){Polymer.dom(this).classList.add('overlay');this.parentEl_=this.ownerDocument.body;this.visible_=false;this.userCanClose_=true;this.onKeyDown_=this.onKeyDown_.bind(this);this.onClick_=this.onClick_.bind(this);this.onFocusIn_=this.onFocusIn_.bind(this);this.onDocumentClick_=this.onDocumentClick_.bind(this);this.onClose_=this.onClose_.bind(this);this.addEventListener('visible-change',tr.ui.b.Overlay.prototype.onVisibleChange_.bind(this),true);const createShadowRoot=this.createShadowRoot||this.webkitCreateShadowRoot;this.shadow_=createShadowRoot.call(this);Polymer.dom(this.shadow_).appendChild(tr.ui.b.instantiateTemplate('#overlay-template',THIS_DOC));this.closeBtn_=Polymer.dom(this.shadow_).querySelector('close-button');this.closeBtn_.addEventListener('click',this.onClose_);Polymer.dom(this.shadow_).querySelector('overlay-frame').addEventListener('click',this.onClick_);this.observer_=new MutationObserver(this.didButtonBarMutate_.bind(this));this.observer_.observe(Polymer.dom(this.shadow_).querySelector('button-bar'),{childList:true});Object.defineProperty(this,'title',{get(){return Polymer.dom(Polymer.dom(this.shadow_).querySelector('title')).textContent;},set(title){Polymer.dom(Polymer.dom(this.shadow_).querySelector('title')).textContent=title;}});},set userCanClose(userCanClose){this.userCanClose_=userCanClose;this.closeBtn_.style.display=userCanClose?'block':'none';},get buttons(){return Polymer.dom(this.shadow_).querySelector('button-bar');},get visible(){return this.visible_;},set visible(newValue){if(this.visible_===newValue)return;this.visible_=newValue;const e=new tr.b.Event('visible-change');this.dispatchEvent(e);},onVisibleChange_(){this.visible_?this.show_():this.hide_();},show_(){Polymer.dom(this.parentEl_).appendChild(this);if(this.userCanClose_){this.addEventListener('keydown',this.onKeyDown_.bind(this));this.addEventListener('click',this.onDocumentClick_.bind(this));this.closeBtn_.addEventListener('click',this.onClose_);} +return{toThreeDigitLocaleString,instantiateTemplate,windowRectForElement,scrollIntoViewIfNeeded,extractUrlString,};});'use strict';tr.exportTo('tr.ui.b',function(){if(tr.isHeadless)return{};const THIS_DOC=document._currentScript.ownerDocument;const Overlay=tr.ui.b.define('overlay');Overlay.prototype={__proto__:HTMLDivElement.prototype,decorate(){Polymer.dom(this).classList.add('overlay');this.parentEl_=this.ownerDocument.body;this.visible_=false;this.userCanClose_=true;this.onKeyDown_=this.onKeyDown_.bind(this);this.onClick_=this.onClick_.bind(this);this.onFocusIn_=this.onFocusIn_.bind(this);this.onDocumentClick_=this.onDocumentClick_.bind(this);this.onClose_=this.onClose_.bind(this);this.addEventListener('visible-change',tr.ui.b.Overlay.prototype.onVisibleChange_.bind(this),true);const createShadowRoot=this.createShadowRoot||this.webkitCreateShadowRoot;this.shadow_=createShadowRoot.call(this);Polymer.dom(this.shadow_).appendChild(tr.ui.b.instantiateTemplate('#overlay-template',THIS_DOC));this.closeBtn_=Polymer.dom(this.shadow_).querySelector('close-button');this.closeBtn_.addEventListener('click',this.onClose_);Polymer.dom(this.shadow_).querySelector('overlay-frame').addEventListener('click',this.onClick_);this.observer_=new MutationObserver(this.didButtonBarMutate_.bind(this));this.observer_.observe(Polymer.dom(this.shadow_).querySelector('button-bar'),{childList:true});Object.defineProperty(this,'title',{get(){return Polymer.dom(Polymer.dom(this.shadow_).querySelector('title')).textContent;},set(title){Polymer.dom(Polymer.dom(this.shadow_).querySelector('title')).textContent=title;}});},set userCanClose(userCanClose){this.userCanClose_=userCanClose;this.closeBtn_.style.display=userCanClose?'block':'none';},get buttons(){return Polymer.dom(this.shadow_).querySelector('button-bar');},get visible(){return this.visible_;},set visible(newValue){if(this.visible_===newValue)return;this.visible_=newValue;const e=new tr.b.Event('visible-change');this.dispatchEvent(e);},onVisibleChange_(){this.visible_?this.show_():this.hide_();},show_(){Polymer.dom(this.parentEl_).appendChild(this);if(this.userCanClose_){this.addEventListener('keydown',this.onKeyDown_.bind(this));this.addEventListener('click',this.onDocumentClick_.bind(this));this.closeBtn_.addEventListener('click',this.onClose_);} this.parentEl_.addEventListener('focusin',this.onFocusIn_);this.tabIndex=0;const elList=Polymer.dom(this).querySelectorAll('button, input, list, select, a');if(elList.length>0){if(elList[0]===this.closeBtn_){if(elList.length>1)return elList[1].focus();}else{return elList[0].focus();}} this.focus();},hide_(){Polymer.dom(this.parentEl_).removeChild(this);this.parentEl_.removeEventListener('focusin',this.onFocusIn_);if(this.closeBtn_){this.closeBtn_.removeEventListener('click',this.onClose_);} document.removeEventListener('keydown',this.onKeyDown_);document.removeEventListener('click',this.onDocumentClick_);},onClose_(e){this.visible=false;if((e.type!=='keydown')||(e.type==='keydown'&&e.keyCode===27)){e.stopPropagation();} @@ -7090,7 +7092,7 @@ asDictInto_(d){d.diagnostics=this._diagnostics.map(d=>d.asDictOrReference());} static deserialize(data,deserializer){return new UnmergeableDiagnosticSet(d.map(i=>deserializer.getDiagnostic(i).diagnostic));} serialize(serializer){return this._diagnostics.map(d=>serializer.getOrAllocateDiagnosticId('',d));} static fromDict(d){return new UnmergeableDiagnosticSet(d.diagnostics.map(d=>((typeof d==='string')?new tr.v.d.DiagnosticRef(d):tr.v.d.Diagnostic.fromDict(d))));}} -tr.v.d.Diagnostic.register(UnmergeableDiagnosticSet,{elementName:'tr-v-ui-unmergeable-diagnostic-set-span'});return{UnmergeableDiagnosticSet,};});'use strict';tr.exportTo('tr.v.d',function(){const RESERVED_INFOS={ANGLE_REVISIONS:{name:'angleRevisions',type:tr.v.d.GenericSet},ARCHITECTURES:{name:'architectures',type:tr.v.d.GenericSet},BENCHMARKS:{name:'benchmarks',type:tr.v.d.GenericSet},BENCHMARK_START:{name:'benchmarkStart',type:tr.v.d.DateRange},BENCHMARK_DESCRIPTIONS:{name:'benchmarkDescriptions',type:tr.v.d.GenericSet},BOTS:{name:'bots',type:tr.v.d.GenericSet},BUG_COMPONENTS:{name:'bugComponents',type:tr.v.d.GenericSet},BUILDS:{name:'builds',type:tr.v.d.GenericSet},CATAPULT_REVISIONS:{name:'catapultRevisions',type:tr.v.d.GenericSet},CHROMIUM_COMMIT_POSITIONS:{name:'chromiumCommitPositions',type:tr.v.d.GenericSet},CHROMIUM_REVISIONS:{name:'chromiumRevisions',type:tr.v.d.GenericSet},DESCRIPTION:{name:'description',type:tr.v.d.GenericSet},DEVICE_IDS:{name:'deviceIds',type:tr.v.d.GenericSet},DOCUMENTATION_URLS:{name:'documentationUrls',type:tr.v.d.GenericSet},INFO_BLURB:{name:'infoBlurb',type:tr.v.d.GenericSet},FUCHSIA_GARNET_REVISIONS:{name:'fuchsiaGarnetRevisions',type:tr.v.d.GenericSet},FUCHSIA_PERIDOT_REVISIONS:{name:'fuchsiaPeridotRevisions',type:tr.v.d.GenericSet},FUCHSIA_TOPAZ_REVISIONS:{name:'fuchsiaTopazRevisions',type:tr.v.d.GenericSet},FUCHSIA_ZIRCON_REVISIONS:{name:'fuchsiaZirconRevisions',type:tr.v.d.GenericSet},GPUS:{name:'gpus',type:tr.v.d.GenericSet},IS_REFERENCE_BUILD:{name:'isReferenceBuild',type:tr.v.d.GenericSet},LABELS:{name:'labels',type:tr.v.d.GenericSet},LOG_URLS:{name:'logUrls',type:tr.v.d.GenericSet},MASTERS:{name:'masters',type:tr.v.d.GenericSet},MEMORY_AMOUNTS:{name:'memoryAmounts',type:tr.v.d.GenericSet},OS_NAMES:{name:'osNames',type:tr.v.d.GenericSet},OS_VERSIONS:{name:'osVersions',type:tr.v.d.GenericSet},OWNERS:{name:'owners',type:tr.v.d.GenericSet},POINT_ID:{name:'pointId',type:tr.v.d.GenericSet},PRODUCT_VERSIONS:{name:'productVersions',type:tr.v.d.GenericSet},REVISION_TIMESTAMPS:{name:'revisionTimestamps',type:tr.v.d.DateRange},SKIA_REVISIONS:{name:'skiaRevisions',type:tr.v.d.GenericSet},STATISTICS_NAMES:{name:'statisticsNames',type:tr.v.d.GenericSet},STORIES:{name:'stories',type:tr.v.d.GenericSet},STORYSET_REPEATS:{name:'storysetRepeats',type:tr.v.d.GenericSet},STORY_TAGS:{name:'storyTags',type:tr.v.d.GenericSet},SUMMARY_KEYS:{name:'summaryKeys',type:tr.v.d.GenericSet},TEST_PATH:{name:'testPath',type:tr.v.d.GenericSet},TRACE_START:{name:'traceStart',type:tr.v.d.DateRange},TRACE_URLS:{name:'traceUrls',type:tr.v.d.GenericSet},V8_COMMIT_POSITIONS:{name:'v8CommitPositions',type:tr.v.d.DateRange},V8_REVISIONS:{name:'v8Revisions',type:tr.v.d.GenericSet},WEBRTC_REVISIONS:{name:'webrtcRevisions',type:tr.v.d.GenericSet},WEBRTC_INTERNAL_REVISIONS:{name:'webrtcInternalRevisions',type:tr.v.d.GenericSet},};const RESERVED_NAMES={};const RESERVED_NAMES_TO_TYPES=new Map();for(const[codename,info]of Object.entries(RESERVED_INFOS)){RESERVED_NAMES[codename]=info.name;if(RESERVED_NAMES_TO_TYPES.has(info.name)){throw new Error(`Duplicate reserved name "${info.name}"`);} +tr.v.d.Diagnostic.register(UnmergeableDiagnosticSet,{elementName:'tr-v-ui-unmergeable-diagnostic-set-span'});return{UnmergeableDiagnosticSet,};});'use strict';tr.exportTo('tr.v.d',function(){const RESERVED_INFOS={ALERT_GROUPING:{name:'alertGrouping',type:tr.v.d.GenericSet},ANGLE_REVISIONS:{name:'angleRevisions',type:tr.v.d.GenericSet},ARCHITECTURES:{name:'architectures',type:tr.v.d.GenericSet},BENCHMARKS:{name:'benchmarks',type:tr.v.d.GenericSet},BENCHMARK_START:{name:'benchmarkStart',type:tr.v.d.DateRange},BENCHMARK_DESCRIPTIONS:{name:'benchmarkDescriptions',type:tr.v.d.GenericSet},BOTS:{name:'bots',type:tr.v.d.GenericSet},BUG_COMPONENTS:{name:'bugComponents',type:tr.v.d.GenericSet},BUILDS:{name:'builds',type:tr.v.d.GenericSet},CATAPULT_REVISIONS:{name:'catapultRevisions',type:tr.v.d.GenericSet},CHROMIUM_COMMIT_POSITIONS:{name:'chromiumCommitPositions',type:tr.v.d.GenericSet},CHROMIUM_REVISIONS:{name:'chromiumRevisions',type:tr.v.d.GenericSet},DESCRIPTION:{name:'description',type:tr.v.d.GenericSet},DEVICE_IDS:{name:'deviceIds',type:tr.v.d.GenericSet},DOCUMENTATION_URLS:{name:'documentationLinks',type:tr.v.d.GenericSet},INFO_BLURB:{name:'infoBlurb',type:tr.v.d.GenericSet},FUCHSIA_GARNET_REVISIONS:{name:'fuchsiaGarnetRevisions',type:tr.v.d.GenericSet},FUCHSIA_PERIDOT_REVISIONS:{name:'fuchsiaPeridotRevisions',type:tr.v.d.GenericSet},FUCHSIA_TOPAZ_REVISIONS:{name:'fuchsiaTopazRevisions',type:tr.v.d.GenericSet},FUCHSIA_ZIRCON_REVISIONS:{name:'fuchsiaZirconRevisions',type:tr.v.d.GenericSet},GPUS:{name:'gpus',type:tr.v.d.GenericSet},IS_REFERENCE_BUILD:{name:'isReferenceBuild',type:tr.v.d.GenericSet},LABELS:{name:'labels',type:tr.v.d.GenericSet},LOG_URLS:{name:'logUrls',type:tr.v.d.GenericSet},MASTERS:{name:'masters',type:tr.v.d.GenericSet},MEMORY_AMOUNTS:{name:'memoryAmounts',type:tr.v.d.GenericSet},OS_NAMES:{name:'osNames',type:tr.v.d.GenericSet},OS_VERSIONS:{name:'osVersions',type:tr.v.d.GenericSet},OWNERS:{name:'owners',type:tr.v.d.GenericSet},POINT_ID:{name:'pointId',type:tr.v.d.GenericSet},PRODUCT_VERSIONS:{name:'productVersions',type:tr.v.d.GenericSet},REVISION_TIMESTAMPS:{name:'revisionTimestamps',type:tr.v.d.DateRange},SKIA_REVISIONS:{name:'skiaRevisions',type:tr.v.d.GenericSet},STATISTICS_NAMES:{name:'statisticsNames',type:tr.v.d.GenericSet},STORIES:{name:'stories',type:tr.v.d.GenericSet},STORYSET_REPEATS:{name:'storysetRepeats',type:tr.v.d.GenericSet},STORY_TAGS:{name:'storyTags',type:tr.v.d.GenericSet},SUMMARY_KEYS:{name:'summaryKeys',type:tr.v.d.GenericSet},TEST_PATH:{name:'testPath',type:tr.v.d.GenericSet},TRACE_START:{name:'traceStart',type:tr.v.d.DateRange},TRACE_URLS:{name:'traceUrls',type:tr.v.d.GenericSet},V8_COMMIT_POSITIONS:{name:'v8CommitPositions',type:tr.v.d.DateRange},V8_REVISIONS:{name:'v8Revisions',type:tr.v.d.GenericSet},WEBRTC_REVISIONS:{name:'webrtcRevisions',type:tr.v.d.GenericSet},WEBRTC_INTERNAL_REVISIONS:{name:'webrtcInternalRevisions',type:tr.v.d.GenericSet},};const RESERVED_NAMES={};const RESERVED_NAMES_TO_TYPES=new Map();for(const[codename,info]of Object.entries(RESERVED_INFOS)){RESERVED_NAMES[codename]=info.name;if(RESERVED_NAMES_TO_TYPES.has(info.name)){throw new Error(`Duplicate reserved name "${info.name}"`);} RESERVED_NAMES_TO_TYPES.set(info.name,info.type);} const RESERVED_NAMES_SET=new Set(Object.values(RESERVED_NAMES));return{RESERVED_INFOS,RESERVED_NAMES,RESERVED_NAMES_SET,RESERVED_NAMES_TO_TYPES,};});'use strict';tr.exportTo('tr.v.d',function(){class DiagnosticMap extends Map{constructor(opt_allowReservedNames){super();if(opt_allowReservedNames===undefined){opt_allowReservedNames=true;} this.allowReservedNames_=opt_allowReservedNames;} @@ -7134,13 +7136,17 @@ return[this.count,this.diagnosticMaps.map(d=>d.asDict())];}} const DEFAULT_SUMMARY_OPTIONS=new Map([['avg',true],['count',true],['geometricMean',false],['max',true],['min',true],['nans',false],['std',true],['sum',true],]);class Histogram{constructor(name,unit,opt_binBoundaries){if(!(unit instanceof tr.b.Unit)){throw new Error('unit must be a Unit: '+unit);} let binBoundaries=opt_binBoundaries;if(!binBoundaries){const baseUnit=unit.baseUnit?unit.baseUnit:unit;binBoundaries=DEFAULT_BOUNDARIES_FOR_UNIT.get(baseUnit.unitName);} this.binBoundariesDict_=binBoundaries.asDict();this.allBins=binBoundaries.bins.slice();this.description='';const allowReservedNames=false;this.diagnostics_=new tr.v.d.DiagnosticMap(allowReservedNames);this.maxNumSampleValues_=this.defaultMaxNumSampleValues_;this.name_=name;this.nanDiagnosticMaps=[];this.numNans=0;this.running_=undefined;this.sampleValues_=[];this.sampleMeans_=[];this.summaryOptions=new Map(DEFAULT_SUMMARY_OPTIONS);this.summaryOptions.set('percentile',[]);this.summaryOptions.set('iprs',[]);this.summaryOptions.set('ci',[]);this.unit=unit;} -static create(name,unit,samples,opt_options){const options=opt_options||{};const hist=new Histogram(name,unit,options.binBoundaries);if(options.description)hist.description=options.description;if(options.summaryOptions){let summaryOptions=options.summaryOptions;if(!(summaryOptions instanceof Map)){summaryOptions=Object.entries(summaryOptions);} +static create(name,unit,samples,opt_options){const options=opt_options||{};const hist=new Histogram(name,unit,options.binBoundaries);if(options.alertGrouping!==undefined){hist.setAlertGrouping(options.alertGrouping);} +if(options.description)hist.description=options.description;if(options.summaryOptions){let summaryOptions=options.summaryOptions;if(!(summaryOptions instanceof Map)){summaryOptions=Object.entries(summaryOptions);} for(const[name,value]of summaryOptions){hist.summaryOptions.set(name,value);}} if(options.diagnostics!==undefined){let diagnostics=options.diagnostics;if(!(diagnostics instanceof Map)){diagnostics=Object.entries(diagnostics);} for(const[name,diagnostic]of diagnostics){if(!diagnostic)continue;hist.diagnostics.set(name,diagnostic);}} if(!(samples instanceof Array))samples=[samples];for(const sample of samples){if(typeof sample==='object'){hist.addSample(sample.value,sample.diagnostics);}else{hist.addSample(sample);}} return hist;} get diagnostics(){return this.diagnostics_;} +setAlertGrouping(alertGrouping){if(alertGrouping===undefined||alertGrouping===null||alertGrouping.length===undefined){throw Error('alertGrouping must be an array');} +for(const alertGroup of alertGrouping){if(!Object.values(tr.v.d.ALERT_GROUPS).includes(alertGroup)){throw Error(`Alert group ${alertGroup} must be added to `+'/tracing/value/diagnostics/alert_groups.html');}} +this.diagnostics.set(tr.v.d.RESERVED_NAMES.ALERT_GROUPING,new tr.v.d.GenericSet(alertGrouping));} get running(){return this.running_;} get maxNumSampleValues(){return this.maxNumSampleValues_;} set maxNumSampleValues(n){this.maxNumSampleValues_=n;tr.b.math.Statistics.uniformlySampleArray(this.sampleValues_,this.maxNumSampleValues_);} @@ -7362,7 +7368,7 @@ return true;} Polymer({is:'tr-ui-a-generic-object-view',ready(){this.object_=undefined;},get object(){return this.object_;},set object(object){this.object_=object;this.updateContents_();},updateContents_(){Polymer.dom(this.$.content).textContent='';this.appendElementsForType_('',this.object_,0,0,5,'');},appendElementsForType_(label,object,indent,depth,maxDepth,suffix){if(depth>maxDepth){this.appendSimpleText_(label,indent,'<recursion limit reached>',suffix);return;} if(object===undefined){this.appendSimpleText_(label,indent,'undefined',suffix);return;} if(object===null){this.appendSimpleText_(label,indent,'null',suffix);return;} -if(!(object instanceof Object)){const type=typeof object;if(type!=='string'){return this.appendSimpleText_(label,indent,object,suffix);} +if(!(object instanceof Object)){const type=typeof object;if(type!=='string'){return this.appendSimpleText_(label,indent,String(object),suffix);} let objectReplaced=false;if((object[0]==='{'&&object[object.length-1]==='}')||(object[0]==='['&&object[object.length-1]===']')){try{object=JSON.parse(object);objectReplaced=true;}catch(e){}} if(!objectReplaced){if(object.includes('\n')){const lines=object.split('\n');lines.forEach(function(line,i){let text;let ioff;let ll;let ss;if(i===0){text='"'+line;ioff=0;ll=label;ss='';}else if(i<lines.length-1){text=line;ioff=1;ll='';ss='';}else{text=line+'"';ioff=1;ll='';ss=suffix;} const el=this.appendSimpleText_(ll,indent+ioff*label.length+ioff,text,ss);el.style.whiteSpace='pre';return el;},this);return;} @@ -7700,7 +7706,8 @@ rows.push({name:'Title',value:title});} if(event.category){rows.push({name:'Category',value:event.category});} if(event.model!==undefined){const ufc=event.model.getUserFriendlyCategoryFromEvent(event);if(ufc!==undefined){rows.push({name:'User Friendly Category',value:ufc});}} if(event.name){rows.push({name:'Name',value:event.name});} -rows.push({name:'Start',value:tr.v.ui.createScalarSpan(event.start,{unit:tr.b.Unit.byName.timeStampInMs})});if(event.duration){rows.push({name:'Wall Duration',value:tr.v.ui.createScalarSpan(event.duration,{unit:tr.b.Unit.byName.timeDurationInMs})});} +rows.push({name:'Start',value:tr.v.ui.createScalarSpan(event.start,{unit:tr.b.Unit.byName.timeStampInMs})});if(event.category==='android'&&event.model!==undefined){rows.push({name:'Start (Absolute time)',value:tr.v.ui.createScalarSpan(event.model.convertTimestampFromModelTime('traceEventClock',event.start),{unit:tr.b.Unit.byName.timeStampInMs})});} +if(event.duration){rows.push({name:'Wall Duration',value:tr.v.ui.createScalarSpan(event.duration,{unit:tr.b.Unit.byName.timeDurationInMs})});} if(event.cpuDuration){rows.push({name:'CPU Duration',value:tr.v.ui.createScalarSpan(event.cpuDuration,{unit:tr.b.Unit.byName.timeDurationInMs})});} if(event.subSlices!==undefined&&event.subSlices.length!==0){if(event.selfTime){rows.push({name:'Self Time',value:tr.v.ui.createScalarSpan(event.selfTime,{unit:tr.b.Unit.byName.timeDurationInMs})});} if(event.cpuSelfTime){const cpuSelfTimeEl=tr.v.ui.createScalarSpan(event.cpuSelfTime,{unit:tr.b.Unit.byName.timeDurationInMs});if(event.cpuSelfTime>event.selfTime){cpuSelfTimeEl.warning=' Note that CPU Self Time is larger than Self Time. '+'This is a known limitation of this system, which occurs '+'due to several subslices, rounding issues, and imprecise '+'time at which we get cpu- and real-time.';} @@ -8064,21 +8071,21 @@ MetricRegistry.checkFilename(metric.name);});return{MetricRegistry,};});'use str if(slice.title==='RenderAccessibilityImpl::SendLocationChanges'){renderAccessibilityLocationsHist.addSample(slice.duration,{event:new tr.v.d.RelatedEventSet(slice)});}}} for(const browserHelper of Object.values(chromeHelper.browserHelpers)){const mainThread=browserHelper.mainThread;if(mainThread===undefined)continue;for(const slice of mainThread.getDescendantEvents()){if(slice.title==='BrowserAccessibilityManager::OnAccessibilityEvents'){browserAccessibilityEventsHist.addSample(slice.duration,{event:new tr.v.d.RelatedEventSet(slice)});}}} histograms.addHistogram(browserAccessibilityEventsHist);histograms.addHistogram(renderAccessibilityEventsHist);histograms.addHistogram(renderAccessibilityLocationsHist);} -tr.metrics.MetricRegistry.register(accessibilityMetric);return{accessibilityMetric,};});'use strict';tr.exportTo('tr.metrics.sh',function(){const MESSAGE_LOOP_EVENT_NAME='Startup.BrowserMessageLoopStartTime';const CONTENT_START_EVENT_NAME='content::Start';const NAVIGATION_EVENT_NAME='Navigation StartToCommit';const FIRST_CONTENTFUL_PAINT_EVENT_NAME='firstContentfulPaint';function androidStartupMetric(histograms,model){let messageLoopStartEvents=[];let navigationEvents=[];const chromeHelper=model.getOrCreateHelper(tr.model.helpers.ChromeModelHelper);if(!chromeHelper)return;for(const helper of chromeHelper.browserHelpers){for(const ev of helper.mainThread.asyncSliceGroup.childEvents()){if(ev.title===MESSAGE_LOOP_EVENT_NAME){messageLoopStartEvents.push(ev);}else if(ev.title===NAVIGATION_EVENT_NAME){navigationEvents.push(ev);}}} +tr.metrics.MetricRegistry.register(accessibilityMetric);return{accessibilityMetric,};});'use strict';tr.exportTo('tr.metrics.sh',function(){const MESSAGE_LOOP_EVENT_NAME='Startup.BrowserMessageLoopStartTime';const CONTENT_START_EVENT_NAME='content::Start';const NAVIGATION_EVENT_NAME='Navigation StartToCommit';const FIRST_CONTENTFUL_PAINT_EVENT_NAME='firstContentfulPaint';const APPLICATION_START_EVENT_NAME='Startup.LoadTime.ProcessCreateToApplicationStart';function androidStartupMetric(histograms,model){let messageLoopStartEvents=[];let applicationStartEvents=[];let navigationEvents=[];const chromeHelper=model.getOrCreateHelper(tr.model.helpers.ChromeModelHelper);if(!chromeHelper)return;for(const helper of chromeHelper.browserHelpers){for(const ev of helper.mainThread.asyncSliceGroup.childEvents()){if(ev.title===MESSAGE_LOOP_EVENT_NAME){messageLoopStartEvents.push(ev);}else if(ev.title===APPLICATION_START_EVENT_NAME){applicationStartEvents.push(ev);}else if(ev.title===NAVIGATION_EVENT_NAME){navigationEvents.push(ev);}}} let contentStartEvents=[];let firstContentfulPaintEvents=[];const rendererHelpers=chromeHelper.rendererHelpers;const pids=Object.keys(rendererHelpers);for(const rendererHelper of Object.values(chromeHelper.rendererHelpers)){if(!rendererHelper.mainThread)continue;for(const ev of rendererHelper.mainThread.sliceGroup.childEvents()){if(ev.title===FIRST_CONTENTFUL_PAINT_EVENT_NAME){firstContentfulPaintEvents.push(ev);break;}else if(ev.title===CONTENT_START_EVENT_NAME){contentStartEvents.push(ev);}}} -let totalBrowserStarts=messageLoopStartEvents.length;let totalContentStartEvents=contentStartEvents.length;let totalFcpEvents=firstContentfulPaintEvents.length;let totalNavigations=navigationEvents.length;if(totalFcpEvents!==totalBrowserStarts||totalNavigations!==totalBrowserStarts||totalContentStartEvents!==totalBrowserStarts||totalBrowserStarts===0){messageLoopStartEvents=[];contentStartEvents=[];navigationEvents=[];firstContentfulPaintEvents=[];for(const proc of Object.values(model.processes)){for(const ev of proc.getDescendantEvents()){if(ev.title===MESSAGE_LOOP_EVENT_NAME){messageLoopStartEvents.push(ev);}else if(ev.title===NAVIGATION_EVENT_NAME){navigationEvents.push(ev);}else if(ev.title===CONTENT_START_EVENT_NAME){contentStartEvents.push(ev);}} +let totalBrowserStarts=messageLoopStartEvents.length;let totalContentStartEvents=contentStartEvents.length;let totalFcpEvents=firstContentfulPaintEvents.length;let totalNavigations=navigationEvents.length;let totalApplicationStartEvents=applicationStartEvents.length;if(totalFcpEvents!==totalBrowserStarts||totalNavigations!==totalBrowserStarts||totalContentStartEvents!==totalBrowserStarts||totalApplicationStartEvents!==totalBrowserStarts||totalBrowserStarts===0){messageLoopStartEvents=[];contentStartEvents=[];navigationEvents=[];firstContentfulPaintEvents=[];applicationStartEvents=[];for(const proc of Object.values(model.processes)){for(const ev of proc.getDescendantEvents()){if(ev.title===MESSAGE_LOOP_EVENT_NAME){messageLoopStartEvents.push(ev);}else if(ev.title===APPLICATION_START_EVENT_NAME){applicationStartEvents.push(ev);}else if(ev.title===NAVIGATION_EVENT_NAME){navigationEvents.push(ev);}else if(ev.title===CONTENT_START_EVENT_NAME){contentStartEvents.push(ev);}} for(const ev of proc.getDescendantEvents()){if(ev.title===FIRST_CONTENTFUL_PAINT_EVENT_NAME){firstContentfulPaintEvents.push(ev);break;}}} -totalBrowserStarts=messageLoopStartEvents.length;totalContentStartEvents=contentStartEvents.length;totalNavigations=navigationEvents.length;totalFcpEvents=firstContentfulPaintEvents.length;} +totalBrowserStarts=messageLoopStartEvents.length;totalContentStartEvents=contentStartEvents.length;totalNavigations=navigationEvents.length;totalFcpEvents=firstContentfulPaintEvents.length;totalApplicationStartEvents=applicationStartEvents.length;} function orderEvents(event1,event2){return event1.start-event2.start;} -messageLoopStartEvents.sort(orderEvents);contentStartEvents.sort(orderEvents);navigationEvents.sort(orderEvents);firstContentfulPaintEvents.sort(orderEvents);if(totalFcpEvents<totalBrowserStarts){throw new Error('Found fewer FCP events ('+totalFcpEvents+') than browser starts ('+totalBrowserStarts+')');} -const messageLoopStartHistogram=histograms.createHistogram('messageloop_start_time',tr.b.Unit.byName.timeDurationInMs_smallerIsBetter,[]);const contentStartHistogram=histograms.createHistogram('experimental_content_start_time',tr.b.Unit.byName.timeDurationInMs_smallerIsBetter,[]);const navigationStartHistogram=histograms.createHistogram('experimental_navigation_start_time',tr.b.Unit.byName.timeDurationInMs_smallerIsBetter,[]);const navigationCommitHistogram=histograms.createHistogram('navigation_commit_time',tr.b.Unit.byName.timeDurationInMs_smallerIsBetter,[]);const firstContentfulPaintHistogram=histograms.createHistogram('first_contentful_paint_time',tr.b.Unit.byName.timeDurationInMs_smallerIsBetter,[]);let contentIndex=0;let navIndex=0;let fcpIndex=0;for(let loopStartIndex=0;loopStartIndex<totalBrowserStarts;){const startEvent=messageLoopStartEvents[loopStartIndex];if(fcpIndex===totalFcpEvents){break;} -const contentStartEvent=contentIndex<contentStartEvents.length?contentStartEvents[contentIndex]:null;if(contentStartEvent&&contentStartEvent.start<startEvent.start){contentIndex++;continue;} -const navEvent=navIndex<navigationEvents.length?navigationEvents[navIndex]:null;if(navEvent&&navEvent.start<startEvent.start){navIndex++;continue;} -const fcpEvent=firstContentfulPaintEvents[fcpIndex];if(fcpEvent.start<startEvent.start){fcpIndex++;continue;} +messageLoopStartEvents.sort(orderEvents);applicationStartEvents.sort(orderEvents);contentStartEvents.sort(orderEvents);navigationEvents.sort(orderEvents);firstContentfulPaintEvents.sort(orderEvents);if(totalFcpEvents<totalBrowserStarts){throw new Error('Found fewer FCP events ('+totalFcpEvents+') than browser starts ('+totalBrowserStarts+')');} +const messageLoopStartHistogram=histograms.createHistogram('messageloop_start_time',tr.b.Unit.byName.timeDurationInMs_smallerIsBetter,[]);const contentStartHistogram=histograms.createHistogram('experimental_content_start_time',tr.b.Unit.byName.timeDurationInMs_smallerIsBetter,[]);const navigationStartHistogram=histograms.createHistogram('experimental_navigation_start_time',tr.b.Unit.byName.timeDurationInMs_smallerIsBetter,[]);const navigationCommitHistogram=histograms.createHistogram('navigation_commit_time',tr.b.Unit.byName.timeDurationInMs_smallerIsBetter,[]);const firstContentfulPaintHistogram=histograms.createHistogram('first_contentful_paint_time',tr.b.Unit.byName.timeDurationInMs_smallerIsBetter,[]);const applicationStartHistogram=histograms.createHistogram('process_create_to_app_start_time',tr.b.Unit.byName.timeDurationInMs_smallerIsBetter,[]);let contentIndex=0;let navIndex=0;let fcpIndex=0;for(let loopStartIndex=0;loopStartIndex<totalBrowserStarts;){const loopStartEvent=messageLoopStartEvents[loopStartIndex];const applicationStartEvent=applicationStartEvents[loopStartIndex];if(fcpIndex===totalFcpEvents){break;} +const contentStartEvent=contentIndex<contentStartEvents.length?contentStartEvents[contentIndex]:null;if(contentStartEvent&&contentStartEvent.start<loopStartEvent.start){contentIndex++;continue;} +const navEvent=navIndex<navigationEvents.length?navigationEvents[navIndex]:null;if(navEvent&&navEvent.start<loopStartEvent.start){navIndex++;continue;} +const fcpEvent=firstContentfulPaintEvents[fcpIndex];if(fcpEvent.start<loopStartEvent.start){fcpIndex++;continue;} loopStartIndex++;if(fcpIndex<2){continue;} -messageLoopStartHistogram.addSample(startEvent.duration,{events:new tr.v.d.RelatedEventSet([startEvent])});if(contentStartEvent){contentStartHistogram.addSample(contentStartEvent.start-startEvent.start,{events:new tr.v.d.RelatedEventSet([startEvent,contentStartEvent])});} -if(navEvent){navigationStartHistogram.addSample(navEvent.start-startEvent.start,{events:new tr.v.d.RelatedEventSet([startEvent,navEvent])});navigationCommitHistogram.addSample(navEvent.end-startEvent.start,{events:new tr.v.d.RelatedEventSet([startEvent,navEvent])});} -firstContentfulPaintHistogram.addSample(fcpEvent.end-startEvent.start,{events:new tr.v.d.RelatedEventSet([startEvent,fcpEvent])});}} +messageLoopStartHistogram.addSample(loopStartEvent.duration,{events:new tr.v.d.RelatedEventSet([loopStartEvent])});if(contentStartEvent){contentStartHistogram.addSample(contentStartEvent.start-loopStartEvent.start,{events:new tr.v.d.RelatedEventSet([loopStartEvent,contentStartEvent])});} +if(navEvent){navigationStartHistogram.addSample(navEvent.start-loopStartEvent.start,{events:new tr.v.d.RelatedEventSet([loopStartEvent,navEvent])});navigationCommitHistogram.addSample(navEvent.end-loopStartEvent.start,{events:new tr.v.d.RelatedEventSet([loopStartEvent,navEvent])});} +firstContentfulPaintHistogram.addSample(fcpEvent.end-loopStartEvent.start,{events:new tr.v.d.RelatedEventSet([loopStartEvent,fcpEvent])});if(applicationStartEvent){applicationStartHistogram.addSample(applicationStartEvent.duration,{events:new tr.v.d.RelatedEventSet([applicationStartEvent])});}}} tr.metrics.MetricRegistry.register(androidStartupMetric);return{androidStartupMetric,};});'use strict';tr.exportTo('tr.metrics.sh',function(){const MAX_INPUT_EVENT_TO_STARTUP_DELAY_IN_MS=2000;const MIN_DRAW_DELAY_IN_MS=80;const MAX_DRAW_DELAY_IN_MS=2000;function findProcess(processName,model){for(const pid in model.processes){const process=model.processes[pid];if(process.name===processName){return process;}} return undefined;} function findThreads(process,threadPrefix){if(process===undefined)return undefined;const threads=[];for(const tid in process.threads){const thread=process.threads[tid];if(thread.name.startsWith(threadPrefix)){threads.push(thread);}} @@ -8139,7 +8146,7 @@ function topGarbageCollectionEventName(event){if(event.title===FULL_GC_EVENT){if return TOP_GC_EVENTS[event.title];} function topGarbageCollectionEventNames(){return Object.values(TOP_GC_EVENTS);} function subGarbageCollectionEventName(event){const topEvent=findParent(event,isTopGarbageCollectionEvent);const prefix=topEvent?topGarbageCollectionEventName(topEvent):'unknown';const name=event.title.replace('V8.GC_MC_','').replace('V8.GC_SCAVENGER_','').replace('V8.GC_','').replace(/_/g,'-').toLowerCase();return prefix+'-'+name;} -function jsExecutionThreads(model){const chromeHelper=model.getOrCreateHelper(tr.model.helpers.ChromeModelHelper);let threads=[];for(const rendererHelper of Object.values(chromeHelper.rendererHelpers)){if(rendererHelper.isChromeTracingUI)continue;threads.push(rendererHelper.mainThread);threads=threads.concat(rendererHelper.dedicatedWorkerThreads);threads=threads.concat(rendererHelper.foregroundWorkerThreads);} +function jsExecutionThreads(model){const chromeHelper=model.getOrCreateHelper(tr.model.helpers.ChromeModelHelper);let threads=[];for(const rendererHelper of Object.values(chromeHelper.rendererHelpers)){if(rendererHelper.isChromeTracingUI)continue;threads.push(rendererHelper.mainThread);threads=threads.concat(rendererHelper.dedicatedWorkerThreads);threads=threads.concat(rendererHelper.serviceWorkerThreads);threads=threads.concat(rendererHelper.foregroundWorkerThreads);} return threads;} function groupAndProcessEvents(model,filterCallback,groupCallback,processCallback,groups){const groupToEvents={};if(groups){for(const group of groups){groupToEvents[group]=[];}} const threads=jsExecutionThreads(model);for(const thread of threads){for(const event of thread.sliceGroup.childEvents()){if(!filterCallback(event))continue;const group=groupCallback(event);if(groups&&!(group in groupToEvents)){continue;} @@ -8163,8 +8170,10 @@ return mu;} function addMutatorUtilization(metricName,eventFilter,timeWindows,rendererHelpers,histograms){const histogramMap=new Map();for(const timeWindow of timeWindows){const summaryOptions={avg:false,count:false,max:false,min:true,std:false,sum:false};const description=`The minimum mutator utilization in ${timeWindow}ms time window`;const histogram=histograms.createHistogram(`${metricName}-${timeWindow}ms_window`,tr.b.Unit.byName.normalizedPercentage_biggerIsBetter,[],{summaryOptions,description});histogramMap.set(timeWindow,histogram);} for(const rendererHelper of rendererHelpers){if(rendererHelper.isChromeTracingUI)continue;if(rendererHelper.mainThread===undefined)continue;const pauses=[];for(const event of rendererHelper.mainThread.sliceGroup.childEvents()){if(eventFilter(event)&&event.end>event.start){pauses.push({start:event.start,end:event.end});}} pauses.sort((a,b)=>a.start-b.start);const start=rendererHelper.mainThread.bounds.min;const end=rendererHelper.mainThread.bounds.max;for(const timeWindow of timeWindows){const mu=mutatorUtilization(start,end,timeWindow,pauses);histogramMap.get(timeWindow).addSample(mu.min);}}} -return{addMutatorUtilization,findParent,forcedGCEventName,filterEvents,filterAndOrderEvents,groupAndProcessEvents,isForcedGarbageCollectionEvent,isFullMarkCompactorEvent,isGarbageCollectionEvent,isIdleTask,isIncrementalMarkingEvent,isLatencyMarkCompactorEvent,isLowMemoryEvent,isMarkCompactorSummaryEvent,isMarkCompactorMarkingSummaryEvent,isMemoryMarkCompactorEvent,isNotForcedMarkCompactorEvent,isNotForcedTopGarbageCollectionEvent,isNotForcedSubGarbageCollectionEvent,isScavengerEvent,isScavengerStackScanningEvent,isSubGarbageCollectionEvent,isTopGarbageCollectionEvent,isTopV8ExecuteEvent,isV8Event,isV8ExecuteEvent,isV8RCSEvent,isCompileRCSCategory,isCompileOptimizeRCSCategory,isCompileUnoptimizeRCSCategory,isCompileParseRCSCategory,mutatorUtilization,rangeForMemoryDumps,subGarbageCollectionEventName,topGarbageCollectionEventName,topGarbageCollectionEventNames,unionOfIntervals,};});'use strict';tr.exportTo('tr.metrics.blink',function(){const BLINK_NON_AGGREGATED_GC_EVENTS_NAMES_MAP={'BlinkGC.AtomicPauseMarkEpilogue':'blink-gc-atomic-pause-mark-epilogue','BlinkGC.AtomicPauseMarkPrologue':'blink-gc-atomic-pause-mark-prologue','BlinkGC.AtomicPauseMarkRoots':'blink-gc-atomic-pause-mark-roots','BlinkGC.IncrementalMarkingStartMarking':'blink-gc-incremental-start','BlinkGC.IncrementalMarkingStep':'blink-gc-incremental-step','BlinkGC.UnifiedMarkingStep':'blink-gc-unified-marking-by-v8','BlinkGC.CompleteSweep':'blink-gc-complete-sweep','BlinkGC.LazySweepInIdle':'blink-gc-sweep-task-foreground','BlinkGC.LazySweepOnAllocation':'blink-gc-sweep-allocation','BlinkGC.AtomicPauseSweepAndCompact':'blink-gc-atomic-pause-sweep-and-compact'};const BLINK_TOP_GC_ROOTS_MARKING_EVENTS=['BlinkGC.VisitRoots'];const BLINK_GC_ATOMIC_PAUSE_TRANSITIVE_CLOSURE_EVENTS=['BlinkGC.AtomicPauseMarkTransitiveClosure'];const BLINK_GC_FOREGROUND_MARKING_TRANSITIVE_CLOSURE_EVENTS=['BlinkGC.AtomicPauseMarkTransitiveClosure','BlinkGC.IncrementalMarkingStep','BlinkGC.UnifiedMarkingStep'];const BLINK_TOP_GC_FOREGROUND_MARKING_EVENTS=['BlinkGC.AtomicPauseMarkEpilogue','BlinkGC.AtomicPauseMarkPrologue','BlinkGC.AtomicPauseMarkRoots','BlinkGC.IncrementalMarkingStartMarking',].concat(BLINK_GC_FOREGROUND_MARKING_TRANSITIVE_CLOSURE_EVENTS);const BLINK_GC_FORCED_FOREGROUND_MARKING_EVENTS=['BlinkGC.AtomicPauseMarkEpilogue','BlinkGC.AtomicPauseMarkPrologue','BlinkGC.AtomicPauseMarkRoots','BlinkGC.IncrementalMarkingStartMarking','BlinkGC.MarkBailOutObjects','BlinkGC.MarkFlushV8References','BlinkGC.MarkFlushEphemeronPairs',];const BLINK_TOP_GC_BACKGROUND_MARKING_EVENTS=['BlinkGC.ConcurrentMarkingStep'];const BLINK_TOP_GC_FOREGROUND_SWEEPING_EVENTS=['BlinkGC.CompleteSweep','BlinkGC.LazySweepInIdle','BlinkGC.LazySweepOnAllocation'];const BLINK_TOP_GC_BACKGROUND_SWEEPING_EVENTS=['BlinkGC.ConcurrentSweepingStep'];const BLINK_TOP_GC_EVENTS=Object.keys(BLINK_NON_AGGREGATED_GC_EVENTS_NAMES_MAP).concat(BLINK_GC_ATOMIC_PAUSE_TRANSITIVE_CLOSURE_EVENTS);const ATOMIC_PAUSE_EVENTS=['BlinkGC.AtomicPauseMarkEpilogue','BlinkGC.AtomicPauseMarkPrologue','BlinkGC.AtomicPauseMarkRoots','BlinkGC.AtomicPauseMarkTransitiveClosure','BlinkGC.AtomicPauseSweepAndCompact'];function blinkGarbageCollectionEventName(event){return BLINK_NON_AGGREGATED_GC_EVENTS_NAMES_MAP[event.title];} +return{addMutatorUtilization,findParent,forcedGCEventName,filterEvents,filterAndOrderEvents,groupAndProcessEvents,isForcedGarbageCollectionEvent,isFullMarkCompactorEvent,isGarbageCollectionEvent,isIdleTask,isIncrementalMarkingEvent,isLatencyMarkCompactorEvent,isLowMemoryEvent,isMarkCompactorSummaryEvent,isMarkCompactorMarkingSummaryEvent,isMemoryMarkCompactorEvent,isNotForcedMarkCompactorEvent,isNotForcedTopGarbageCollectionEvent,isNotForcedSubGarbageCollectionEvent,isScavengerEvent,isScavengerStackScanningEvent,isSubGarbageCollectionEvent,isTopGarbageCollectionEvent,isTopV8ExecuteEvent,isV8Event,isV8ExecuteEvent,isV8RCSEvent,isCompileRCSCategory,isCompileOptimizeRCSCategory,isCompileUnoptimizeRCSCategory,isCompileParseRCSCategory,mutatorUtilization,rangeForMemoryDumps,subGarbageCollectionEventName,topGarbageCollectionEventName,topGarbageCollectionEventNames,unionOfIntervals,};});'use strict';tr.exportTo('tr.metrics.blink',function(){const BLINK_NON_AGGREGATED_GC_EVENTS_NAMES_MAP={'BlinkGC.AtomicPauseMarkEpilogue':'blink-gc-atomic-pause-mark-epilogue','BlinkGC.AtomicPauseMarkPrologue':'blink-gc-atomic-pause-mark-prologue','BlinkGC.AtomicPauseMarkRoots':'blink-gc-atomic-pause-mark-roots','BlinkGC.IncrementalMarkingStartMarking':'blink-gc-incremental-start','BlinkGC.IncrementalMarkingStep':'blink-gc-incremental-step','BlinkGC.UnifiedMarkingStep':'blink-gc-unified-marking-by-v8','BlinkGC.CompleteSweep':'blink-gc-complete-sweep','BlinkGC.LazySweepInIdle':'blink-gc-sweep-task-foreground','BlinkGC.LazySweepOnAllocation':'blink-gc-sweep-allocation','BlinkGC.AtomicPauseSweepAndCompact':'blink-gc-atomic-pause-sweep-and-compact'};const BLINK_NON_AGGREGATED_GC_EVENTS_NEW_NAMES_MAP={'BlinkGC.AtomicPauseMarkEpilogue':'blink:gc:main_thread:cycle:full:atomic:mark:epilogue','BlinkGC.AtomicPauseMarkPrologue':'blink:gc:main_thread:cycle:full:atomic:mark:prologue','BlinkGC.AtomicPauseMarkRoots':'blink:gc:main_thread:cycle:full:atomic:mark:roots','BlinkGC.IncrementalMarkingStartMarking':'blink:gc:main_thread:cycle:full:incremental:mark:start','BlinkGC.IncrementalMarkingStep':'blink:gc:main_thread:cycle:full:incremental:mark:step','BlinkGC.UnifiedMarkingStep':'unified:gc:main_thread:cycle:full:mark:step','BlinkGC.CompleteSweep':'blink:gc:main_thread:cycle:full:sweep:complete','BlinkGC.LazySweepInIdle':'blink:gc:main_thread:cycle:full:sweep:idle','BlinkGC.LazySweepOnAllocation':'blink:gc:main_thread:cycle:full:sweep:on_allocation','BlinkGC.AtomicPauseSweepAndCompact':'blink:gc:main_thread:cycle:full:atomic:sweep:compact'};const BLINK_TOP_GC_ROOTS_MARKING_EVENTS=['BlinkGC.VisitRoots'];const BLINK_GC_ATOMIC_PAUSE_TRANSITIVE_CLOSURE_EVENTS=['BlinkGC.AtomicPauseMarkTransitiveClosure'];const BLINK_GC_FOREGROUND_MARKING_TRANSITIVE_CLOSURE_EVENTS=['BlinkGC.AtomicPauseMarkTransitiveClosure','BlinkGC.IncrementalMarkingStep','BlinkGC.UnifiedMarkingStep'];const BLINK_TOP_GC_FOREGROUND_MARKING_EVENTS=['BlinkGC.AtomicPauseMarkEpilogue','BlinkGC.AtomicPauseMarkPrologue','BlinkGC.AtomicPauseMarkRoots','BlinkGC.IncrementalMarkingStartMarking',].concat(BLINK_GC_FOREGROUND_MARKING_TRANSITIVE_CLOSURE_EVENTS);const BLINK_GC_FORCED_FOREGROUND_MARKING_EVENTS=['BlinkGC.AtomicPauseMarkEpilogue','BlinkGC.AtomicPauseMarkPrologue','BlinkGC.AtomicPauseMarkRoots','BlinkGC.IncrementalMarkingStartMarking','BlinkGC.MarkBailOutObjects','BlinkGC.MarkFlushV8References','BlinkGC.MarkFlushEphemeronPairs',];const BLINK_TOP_GC_BACKGROUND_MARKING_EVENTS=['BlinkGC.ConcurrentMarkingStep'];const BLINK_TOP_GC_FOREGROUND_SWEEPING_EVENTS=['BlinkGC.CompleteSweep','BlinkGC.LazySweepInIdle','BlinkGC.LazySweepOnAllocation'];const BLINK_TOP_GC_BACKGROUND_SWEEPING_EVENTS=['BlinkGC.ConcurrentSweepingStep'];const BLINK_TOP_GC_EVENTS=Object.keys(BLINK_NON_AGGREGATED_GC_EVENTS_NAMES_MAP).concat(BLINK_GC_ATOMIC_PAUSE_TRANSITIVE_CLOSURE_EVENTS);const ATOMIC_PAUSE_EVENTS=['BlinkGC.AtomicPauseMarkEpilogue','BlinkGC.AtomicPauseMarkPrologue','BlinkGC.AtomicPauseMarkRoots','BlinkGC.AtomicPauseMarkTransitiveClosure','BlinkGC.AtomicPauseSweepAndCompact'];function blinkGarbageCollectionEventName(event){return BLINK_NON_AGGREGATED_GC_EVENTS_NAMES_MAP[event.title];} function blinkGarbageCollectionEventNames(){return Object.values(BLINK_NON_AGGREGATED_GC_EVENTS_NAMES_MAP);} +function blinkGarbageCollectionEventNewName(event){return BLINK_NON_AGGREGATED_GC_EVENTS_NEW_NAMES_MAP[event.title];} +function blinkGarbageCollectionEventNewNames(){return Object.values(BLINK_NON_AGGREGATED_GC_EVENTS_NEW_NAMES_MAP);} function isNonForcedEvent(event){return(!event.args||!event.args.forced)&&!tr.metrics.v8.utils.isForcedGarbageCollectionEvent(event);} function isNonForcedBlinkGarbageCollectionEvent(event){return BLINK_TOP_GC_EVENTS.includes(event.title)&&isNonForcedEvent(event);} function isNonForcedNonAggregatedBlinkGarbageCollectionEvent(event){return event.title in BLINK_NON_AGGREGATED_GC_EVENTS_NAMES_MAP&&isNonForcedEvent(event);} @@ -8181,32 +8190,27 @@ function isNonForcedBlinkGarbageCollectionForegroundSweepingEvent(event){return function isNonForcedBlinkGarbageCollectionBackgroundSweepingEvent(event){return BLINK_TOP_GC_BACKGROUND_SWEEPING_EVENTS.includes(event.title)&&isNonForcedEvent(event);} function isNonNestedNonForcedBlinkGarbageCollectionEvent(event){return isNonForcedBlinkGarbageCollectionEvent(event)&&!tr.metrics.v8.utils.findParent(event,tr.metrics.v8.utils.isGarbageCollectionEvent);} function blinkGcMetric(histograms,model){addDurationOfTopEvents(histograms,model);addDurationOfAtomicPause(histograms,model);addDurationOfAtomicPauseTransitiveClosure(histograms,model);addTotalDurationOfTopEvents(histograms,model);addTotalDurationOfBlinkAndV8TopEvents(histograms,model);addTotalDurationOfRootsMarking(histograms,model);addTotalDurationOfMarkingTransitiveClosure(histograms,model);addTotalDurationOfForegroundMarking(histograms,model);addTotalDurationOfForcedForegroundMarking(histograms,model);addTotalDurationOfBackgroundMarking(histograms,model);addTotalDurationOfForegroundSweeping(histograms,model);addTotalDurationOfBackgroundSweeping(histograms,model);} -tr.metrics.MetricRegistry.register(blinkGcMetric);const timeDurationInMs_smallerIsBetter=tr.b.Unit.byName.timeDurationInMs_smallerIsBetter;const CUSTOM_BOUNDARIES=tr.v.HistogramBinBoundaries.createLinear(0,20,200).addExponentialBins(200,100);function createNumericForTopEventTime(name){const n=new tr.v.Histogram(name,timeDurationInMs_smallerIsBetter,CUSTOM_BOUNDARIES);n.customizeSummaryOptions({avg:true,count:true,max:true,min:false,std:true,sum:true,percentile:[0.90]});return n;} -function createNumericForTotalEventTime(name){const n=new tr.v.Histogram(name,timeDurationInMs_smallerIsBetter,CUSTOM_BOUNDARIES);n.customizeSummaryOptions({avg:false,count:true,max:false,min:false,std:false,sum:true,percentile:[0.90]});return n;} -function createNumericForUnifiedEventTime(name){const n=new tr.v.Histogram(name,timeDurationInMs_smallerIsBetter,CUSTOM_BOUNDARIES);n.customizeSummaryOptions({avg:false,count:true,max:true,min:false,std:false,sum:true,percentile:[0.90]});return n;} -function addDurationOfTopEvents(histograms,model){tr.metrics.v8.utils.groupAndProcessEvents(model,isNonForcedNonAggregatedBlinkGarbageCollectionEvent,blinkGarbageCollectionEventName,function(name,events){const cpuDuration=createNumericForTopEventTime(name);for(const event of events){cpuDuration.addSample(event.cpuDuration);} -histograms.addHistogram(cpuDuration);},blinkGarbageCollectionEventNames());} -function addDurationOfAtomicPause(histograms,model){tr.metrics.v8.utils.groupAndProcessEvents(model,isNonForcedBlinkGarbageCollectionAtomicPauseEvent,event=>event.args.epoch,function(group,events){const cpuDuration=createNumericForTopEventTime('blink-gc-atomic-pause');cpuDuration.addSample(events.reduce((acc,current)=>acc+current.cpuDuration,0));histograms.addHistogram(cpuDuration);});} -function addDurationOfAtomicPauseTransitiveClosure(histograms,model){tr.metrics.v8.utils.groupAndProcessEvents(model,isNonForcedBlinkGarbageCollectionAtomicPauseTransitiveColsureEvent,event=>event.args.epoch,function(group,events){const cpuDuration=createNumericForTopEventTime('blink-gc-atomic-pause-mark-transitive-closure');cpuDuration.addSample(events.reduce((acc,current)=>acc+current.cpuDuration,0));histograms.addHistogram(cpuDuration);});} -function addTotalDurationOfTopEvents(histograms,model){tr.metrics.v8.utils.groupAndProcessEvents(model,isNonForcedBlinkGarbageCollectionEvent,event=>'blink-gc-total',function(name,events){const cpuDuration=createNumericForTotalEventTime(name);for(const event of events){cpuDuration.addSample(event.cpuDuration);} -histograms.addHistogram(cpuDuration);},['blink-gc-total']);} -function addTotalDurationOfRootsMarking(histograms,model){tr.metrics.v8.utils.groupAndProcessEvents(model,isNonForcedBlinkGarbageCollectionRootsMarkingEvent,event=>'blink-gc-mark-roots',function(name,events){const cpuDuration=createNumericForTotalEventTime(name);for(const event of events){cpuDuration.addSample(event.cpuDuration);} -histograms.addHistogram(cpuDuration);},['blink-gc-mark-roots']);} -function addTotalDurationOfMarkingTransitiveClosure(histograms,model){tr.metrics.v8.utils.groupAndProcessEvents(model,isNonForcedBlinkGarbageCollectionMarkingTransitiveColsureEvent,event=>'blink-gc-mark-transitive-closure',function(name,events){const cpuDuration=createNumericForTotalEventTime(name);for(const event of events){cpuDuration.addSample(event.cpuDuration);} -histograms.addHistogram(cpuDuration);},['blink-gc-mark-transitive-closure']);} -function addTotalDurationOfForegroundMarking(histograms,model){tr.metrics.v8.utils.groupAndProcessEvents(model,isNonForcedBlinkGarbageCollectionForegroundMarkingEvent,event=>'blink-gc-mark-foreground',function(name,events){const cpuDuration=createNumericForTotalEventTime(name);for(const event of events){cpuDuration.addSample(event.cpuDuration);} -histograms.addHistogram(cpuDuration);},['blink-gc-mark-foreground']);} -function addTotalDurationOfForcedForegroundMarking(histograms,model){tr.metrics.v8.utils.groupAndProcessEvents(model,isNonForcedBlinkGarbageCollectionForcedForegroundMarkEvent,event=>'blink-gc-mark-foreground-forced',function(name,events){const cpuDuration=createNumericForTotalEventTime(name);for(const event of events){cpuDuration.addSample(event.cpuDuration);} -histograms.addHistogram(cpuDuration);},['blink-gc-mark-foreground-forced']);} -function addTotalDurationOfBackgroundMarking(histograms,model){tr.metrics.v8.utils.groupAndProcessEvents(model,isNonForcedBlinkGarbageCollectionBackgroundMarkingEvent,event=>'blink-gc-mark-background',function(name,events){const cpuDuration=createNumericForTotalEventTime(name);for(const event of events){cpuDuration.addSample(event.cpuDuration);} -histograms.addHistogram(cpuDuration);},['blink-gc-mark-background']);} -function addTotalDurationOfForegroundSweeping(histograms,model){tr.metrics.v8.utils.groupAndProcessEvents(model,isNonForcedBlinkGarbageCollectionForegroundSweepingEvent,event=>'blink-gc-sweep-foreground',function(name,events){const cpuDuration=createNumericForTotalEventTime(name);for(const event of events){cpuDuration.addSample(event.cpuDuration);} -histograms.addHistogram(cpuDuration);},['blink-gc-sweep-foreground']);} -function addTotalDurationOfBackgroundSweeping(histograms,model){tr.metrics.v8.utils.groupAndProcessEvents(model,isNonForcedBlinkGarbageCollectionBackgroundSweepingEvent,event=>'blink-gc-sweep-background',function(name,events){const cpuDuration=createNumericForTotalEventTime(name);for(const event of events){cpuDuration.addSample(event.cpuDuration);} -histograms.addHistogram(cpuDuration);},['blink-gc-sweep-background']);} +function getEventEpochUniqueId(event){return event.parentContainer.parent.stableId+':'+event.args.epoch;} +tr.metrics.MetricRegistry.register(blinkGcMetric);const CUSTOM_BOUNDARIES=tr.v.HistogramBinBoundaries.createLinear(0,20,200).addExponentialBins(200,100);function createNumericForEventTime(name){const n=new tr.v.Histogram(name,tr.b.Unit.byName.timeDurationInMs_smallerIsBetter,CUSTOM_BOUNDARIES);n.customizeSummaryOptions({avg:true,count:true,max:true,min:true,std:true,sum:true,percentile:[0.90]});return n;} +function addDurationOfTopEvents(histograms,model){const nameToNumeric={};const nameToEpochNumeric={};for(const name of blinkGarbageCollectionEventNames()){nameToNumeric[name]=createNumericForEventTime(name);} +for(const name of blinkGarbageCollectionEventNewNames()){nameToEpochNumeric[name]=createNumericForEventTime(name);} +tr.metrics.v8.utils.groupAndProcessEvents(model,isNonForcedNonAggregatedBlinkGarbageCollectionEvent,getEventEpochUniqueId,function(epoch,events){const namesToPerEpochDurations={};for(const event of events){nameToNumeric[blinkGarbageCollectionEventName(event)].addSample(event.cpuDuration);const name=blinkGarbageCollectionEventNewName(event);namesToPerEpochDurations[name]=(namesToPerEpochDurations[name]||0)+event.cpuDuration;} +for(const name in namesToPerEpochDurations){nameToEpochNumeric[name].addSample(namesToPerEpochDurations[name]);}});for(const name of blinkGarbageCollectionEventNames()){histograms.addHistogram(nameToNumeric[name]);} +for(const name of blinkGarbageCollectionEventNewNames()){histograms.addHistogram(nameToEpochNumeric[name]);}} +function addIndividualDurationsOfEvents(histograms,model,name,filter){const cpuDuration=createNumericForEventTime(name);tr.metrics.v8.utils.groupAndProcessEvents(model,filter,event=>name,function(group,events){for(const event of events){cpuDuration.addSample(event.cpuDuration);}},[name]);histograms.addHistogram(cpuDuration);} +function addPerEpochDurationsOfEvents(histograms,model,name,filter){const cpuDuration=createNumericForEventTime(name);tr.metrics.v8.utils.groupAndProcessEvents(model,filter,getEventEpochUniqueId,function(epoch,events){cpuDuration.addSample(events.reduce((acc,current)=>acc+current.cpuDuration,0));});histograms.addHistogram(cpuDuration);} +function addDurationOfAtomicPause(histograms,model){addIndividualDurationsOfEvents(histograms,model,'blink-gc-atomic-pause',isNonForcedBlinkGarbageCollectionAtomicPauseEvent);addPerEpochDurationsOfEvents(histograms,model,'blink:gc:main_thread:cycle:full:atomic',isNonForcedBlinkGarbageCollectionAtomicPauseEvent);} +function addDurationOfAtomicPauseTransitiveClosure(histograms,model){addIndividualDurationsOfEvents(histograms,model,'blink-gc-atomic-pause-mark-transitive-closure',isNonForcedBlinkGarbageCollectionAtomicPauseTransitiveColsureEvent);addPerEpochDurationsOfEvents(histograms,model,'blink:gc:main_thread:cycle:full:atomic:mark:transitive_closure',isNonForcedBlinkGarbageCollectionAtomicPauseTransitiveColsureEvent);} +function addTotalDurationOfTopEvents(histograms,model){addIndividualDurationsOfEvents(histograms,model,'blink-gc-total',isNonForcedBlinkGarbageCollectionEvent);addPerEpochDurationsOfEvents(histograms,model,'blink:gc:main_thread:cycle:full',isNonForcedBlinkGarbageCollectionEvent);} +function addTotalDurationOfRootsMarking(histograms,model){addIndividualDurationsOfEvents(histograms,model,'blink-gc-mark-roots',isNonForcedBlinkGarbageCollectionRootsMarkingEvent);addPerEpochDurationsOfEvents(histograms,model,'blink:gc:main_thread:cycle:full:mark:roots',isNonForcedBlinkGarbageCollectionRootsMarkingEvent);} +function addTotalDurationOfMarkingTransitiveClosure(histograms,model){addIndividualDurationsOfEvents(histograms,model,'blink-gc-mark-transitive-closure',isNonForcedBlinkGarbageCollectionMarkingTransitiveColsureEvent);addPerEpochDurationsOfEvents(histograms,model,'blink:gc:main_thread:cycle:full:mark:transitive_closure',isNonForcedBlinkGarbageCollectionMarkingTransitiveColsureEvent);} +function addTotalDurationOfForegroundMarking(histograms,model){addIndividualDurationsOfEvents(histograms,model,'blink-gc-mark-foreground',isNonForcedBlinkGarbageCollectionForegroundMarkingEvent);addPerEpochDurationsOfEvents(histograms,model,'blink:gc:main_thread:cycle:full:mark',isNonForcedBlinkGarbageCollectionForegroundMarkingEvent);} +function addTotalDurationOfForcedForegroundMarking(histograms,model){addIndividualDurationsOfEvents(histograms,model,'blink-gc-mark-foreground-forced',isNonForcedBlinkGarbageCollectionForcedForegroundMarkEvent);addPerEpochDurationsOfEvents(histograms,model,'blink:gc:main_thread:cycle:full:mark:forced',isNonForcedBlinkGarbageCollectionForcedForegroundMarkEvent);} +function addTotalDurationOfBackgroundMarking(histograms,model){addIndividualDurationsOfEvents(histograms,model,'blink-gc-mark-background',isNonForcedBlinkGarbageCollectionBackgroundMarkingEvent);addPerEpochDurationsOfEvents(histograms,model,'blink:gc:concurrent_thread:cycle:full:mark',isNonForcedBlinkGarbageCollectionBackgroundMarkingEvent);} +function addTotalDurationOfForegroundSweeping(histograms,model){addIndividualDurationsOfEvents(histograms,model,'blink-gc-sweep-foreground',isNonForcedBlinkGarbageCollectionForegroundSweepingEvent);addPerEpochDurationsOfEvents(histograms,model,'blink:gc:main_thread:cycle:full:sweep',isNonForcedBlinkGarbageCollectionForegroundSweepingEvent);} +function addTotalDurationOfBackgroundSweeping(histograms,model){addIndividualDurationsOfEvents(histograms,model,'blink-gc-sweep-background',isNonForcedBlinkGarbageCollectionBackgroundSweepingEvent);addPerEpochDurationsOfEvents(histograms,model,'blink:gc:concurrent_thread:cycle:full:sweep',isNonForcedBlinkGarbageCollectionBackgroundSweepingEvent);} function isV8OrBlinkTopLevelGarbageCollectionEvent(event){return tr.metrics.v8.utils.isNotForcedTopGarbageCollectionEvent(event)||isNonNestedNonForcedBlinkGarbageCollectionEvent(event);} -function addTotalDurationOfBlinkAndV8TopEvents(histograms,model){tr.metrics.v8.utils.groupAndProcessEvents(model,isV8OrBlinkTopLevelGarbageCollectionEvent,event=>'unified-gc-total',function(name,events){const cpuDuration=createNumericForUnifiedEventTime(name);for(const event of events){cpuDuration.addSample(event.cpuDuration);} -histograms.addHistogram(cpuDuration);},['unified-gc-total']);} +function addTotalDurationOfBlinkAndV8TopEvents(histograms,model){addIndividualDurationsOfEvents(histograms,model,'unified-gc-total',isV8OrBlinkTopLevelGarbageCollectionEvent);} return{blinkGcMetric,};});'use strict';tr.exportTo('tr.metrics.blink',function(){function leakDetectionMetric(histograms,model){const modelHelper=model.getOrCreateHelper(tr.model.helpers.ChromeModelHelper);if(modelHelper===undefined){throw new Error('Chrome is not present.');} const rendererHelpers=modelHelper.rendererHelpers;if(Object.keys(rendererHelpers).length===0){throw new Error('Renderer process is not present.');} const pids=Object.keys(rendererHelpers);const chromeDumps=tr.metrics.sh.splitGlobalDumpsByBrowserName(model,undefined).get('chrome');const sumCounter=new Map();for(const pid of pids){for(const[key,count]of countLeakedBlinkObjects(chromeDumps,pid)){sumCounter.set(key,(sumCounter.get(key)||0)+count);}} @@ -8233,10 +8237,21 @@ return processNumerics;} function cpuProcessMetric(histograms,model){const snapshots=getCpuSnapshotsFromModel(model);const processNumerics=buildNumericsFromSnapshots(snapshots);for(const[processName,processData]of processNumerics){const numeric=processData.numeric;const missingSnapshotCount=snapshots.length-numeric.numValues;for(let i=0;i<missingSnapshotCount;i++){numeric.addSample(0);} numeric.diagnostics.set('paths',new tr.v.d.GenericSet([...processData.paths]));histograms.addHistogram(numeric);}} -tr.metrics.MetricRegistry.register(cpuProcessMetric);return{cpuProcessMetric,};});'use strict';tr.exportTo('tr.metrics',function(){function mediaMetric(histograms,model){const chromeHelper=model.getOrCreateHelper(tr.model.helpers.ChromeModelHelper);if(chromeHelper===undefined)return;for(const rendererHelper of Object.values(chromeHelper.rendererHelpers)){const mainThread=rendererHelper.mainThread;if(mainThread===undefined)continue;const videoThreads=rendererHelper.process.findAllThreadsMatching(thread=>(thread.name?thread.name.startsWith('ThreadPoolSingleThreadSharedForegroundBlocking'):false));const compositorThread=rendererHelper.compositorThread;if(compositorThread!==undefined){videoThreads.push(compositorThread);} +tr.metrics.MetricRegistry.register(cpuProcessMetric);return{cpuProcessMetric,};});'use strict';tr.exportTo('tr.metrics',function(){function customMetric(histograms,model,opt_options){const chromeHelper=model.getOrCreateHelper(tr.model.helpers.ChromeModelHelper);if(!chromeHelper){return;} +const TITLE_PREFIX='custom_metric:';const traces=new Map();const benchmarkValues=new Map();for(const helper of chromeHelper.browserHelpers){if(!helper.mainThread)continue;for(const slice of helper.mainThread.sliceGroup.slices.concat(helper.mainThread.asyncSliceGroup.slices)){if(!slice.error&&slice.title.startsWith(TITLE_PREFIX)){if(!traces.has(slice.title)){traces.set(slice.title,[]);} +traces.get(slice.title).push(slice.duration);}}} +const BENCHMARK_BEGIN='benchmark_begin';const BENCHMARK_END='benchmark_end';const BENCHMARK_VALUE='benchmark_value';const marks=new Map();for(const helper of Object.values(chromeHelper.rendererHelpers)){for(const event of helper.mainThread.sliceGroup.childEvents()){const navId=getNavigationId(event);if(!navId||!event.category.includes('blink.user_timing'))continue;const{title}=event;const index=title.lastIndexOf(':');if(index===-1){continue;} +const name=title.substring(0,index);const lastPart=title.substring(index+1);if(lastPart===BENCHMARK_BEGIN){marks.set(name,event);}else if(lastPart===BENCHMARK_END){if(!marks.has(name)){continue;} +const range=tr.b.math.Range.fromExplicitRange(marks.get(name).start,event.start);if(!traces.has(name)){traces.set(name,[]);} +traces.get(name).push(range.duration);marks.delete(name);}else if(lastPart===BENCHMARK_VALUE){const index2=name.lastIndexOf(':');if(index2===-1){continue;} +const key=name.substring(0,index2);const value=Number(name.substring(index2+1));if(key&&!isNaN(value)){if(!benchmarkValues.has(key)){benchmarkValues.set(key,[]);} +benchmarkValues.get(key).push(value);}}}} +traces.forEach((value,key)=>{histograms.createHistogram(key,tr.b.Unit.byName.timeDurationInMs_smallerIsBetter,value);});benchmarkValues.forEach((value,key)=>{histograms.createHistogram(key,tr.b.Unit.byName.unitlessNumber_smallerIsBetter,value);});} +function getNavigationId(event){return event.args.data&&event.args.data.navigationId;} +tr.metrics.MetricRegistry.register(customMetric,{supportsRangeOfInterest:false,});return{customMetric,};});'use strict';tr.exportTo('tr.metrics',function(){function mediaMetric(histograms,model){const chromeHelper=model.getOrCreateHelper(tr.model.helpers.ChromeModelHelper);if(chromeHelper===undefined)return;for(const rendererHelper of Object.values(chromeHelper.rendererHelpers)){const mainThread=rendererHelper.mainThread;if(mainThread===undefined)continue;const videoThreads=rendererHelper.process.findAllThreadsMatching(thread=>(thread.name?thread.name.startsWith('ThreadPoolSingleThreadSharedForegroundBlocking'):false));const compositorThread=rendererHelper.compositorThread;if(compositorThread!==undefined){videoThreads.push(compositorThread);} const audioThreads=rendererHelper.process.findAllThreadsNamed('AudioOutputDevice');if(audioThreads.length===0&&videoThreads.length===0)continue;const processData=new PerProcessData();processData.recordPlayStarts(mainThread);if(!processData.hasPlaybacks)continue;if(videoThreads.length!==0){processData.calculateTimeToVideoPlays(videoThreads);processData.calculateDroppedFrameCounts(videoThreads);} if(audioThreads.length!==0){processData.calculateTimeToAudioPlays(audioThreads);} -processData.calculateSeekTimes(mainThread);processData.calculateBufferingTimes(mainThread);processData.addMetricToHistograms(histograms);}} +processData.calculateSeekTimes(mainThread);processData.calculateBufferingTimes(mainThread);const allThreads=rendererHelper.process.findAllThreadsMatching(function(){return true;});processData.calculateVideoPlaybackQuality(allThreads);processData.addMetricToHistograms(histograms);}} class PerProcessData{constructor(){this.playbackIdToDataMap_=new Map();} recordPlayStarts(mainThread){for(const event of mainThread.sliceGroup.getDescendantEvents()){if(event.title==='WebMediaPlayerImpl::DoLoad'){const id=event.args.id;if(this.playbackIdToDataMap_.has(id)){throw new Error('Unexpected multiple initialization of a media playback');} this.playbackIdToDataMap_.set(id,new PerPlaybackData(event.start));}}} @@ -8246,15 +8261,18 @@ calculateTimeToAudioPlays(audioThreads){for(const audioThread of audioThreads){f calculateSeekTimes(mainThread){for(const event of mainThread.sliceGroup.getDescendantEvents()){if(event.title==='WebMediaPlayerImpl::DoSeek'){this.getPerPlaybackObject_(event.args.id).processDoSeek(event.args.target,event.start);}else if(event.title==='WebMediaPlayerImpl::OnPipelineSeeked'){this.getPerPlaybackObject_(event.args.id).processOnPipelineSeeked(event.args.target,event.start);}else if(event.title==='WebMediaPlayerImpl::BufferingHaveEnough'){this.getPerPlaybackObject_(event.args.id).processBufferingHaveEnough(event.start);}}} calculateBufferingTimes(mainThread){for(const event of mainThread.sliceGroup.getDescendantEvents()){if(event.title==='WebMediaPlayerImpl::OnEnded'){this.getPerPlaybackObject_(event.args.id).processOnEnded(event.start,event.args.duration);}}} calculateDroppedFrameCounts(videoThreads){for(const thread of videoThreads){for(const event of thread.sliceGroup.getDescendantEvents()){if(event.title==='VideoFramesDropped'){this.getPerPlaybackObject_(event.args.id).processVideoFramesDropped(event.args.count);}}}} +calculateVideoPlaybackQuality(threads){for(const thread of threads){for(const event of thread.sliceGroup.getDescendantEvents()){if(event.title==='VideoPlaybackRoughness'){this.getPerPlaybackObject_(event.args.id).processVideoRoughness(event.args.roughness);}else if(event.title==='VideoPlaybackFreezing'){this.getPerPlaybackObject_(event.args.id).processVideoFreezing(event.args.freezing);}}}} addMetricToHistograms(histograms){for(const[id,playbackData]of this.playbackIdToDataMap_){playbackData.addMetricToHistograms(histograms);}} getPerPlaybackObject_(playbackId){let perPlaybackObject=this.playbackIdToDataMap_.get(playbackId);if(perPlaybackObject===undefined){perPlaybackObject=new PerPlaybackData(undefined);this.playbackIdToDataMap_.set(playbackId,perPlaybackObject);} return perPlaybackObject;}} -class PerPlaybackData{constructor(playStartTime){this.playStart_=playStartTime;this.timeToVideoPlay_=undefined;this.timeToAudioPlay_=undefined;this.bufferingTime_=undefined;this.droppedFrameCount_=0;this.seekError_=false;this.seekTimes_=new Map();this.currentSeek_=undefined;} +class PerPlaybackData{constructor(playStartTime){this.playStart_=playStartTime;this.timeToVideoPlay_=undefined;this.timeToAudioPlay_=undefined;this.bufferingTime_=undefined;this.droppedFrameCount_=0;this.seekError_=false;this.seekTimes_=new Map();this.currentSeek_=undefined;this.roughness_=undefined;this.freezing_=undefined;} get timeToVideoPlay(){return this.timeToVideoPlay_;} get timeToAudioPlay(){return this.timeToAudioPlay_;} get bufferingTime(){return this.bufferingTime_;} get droppedFrameCount(){return(this.timeToVideoPlay_!==undefined)?this.droppedFrameCount_:undefined;} get seekTimes(){if(this.seekError_||this.currentSeek_!==undefined)return new Map();return this.seekTimes_;} +get roughness(){return this.roughness_;} +get freezing(){return this.freezing_;} processVideoRenderTime(videoRenderTime){if(this.playStart_!==undefined&&this.timeToVideoPlay_===undefined){this.timeToVideoPlay_=videoRenderTime-this.playStart_;}} processAudioRenderTime(audioRenderTime){if(this.playStart_!==undefined&&this.timeToAudioPlay_===undefined){this.timeToAudioPlay_=audioRenderTime-this.playStart_;}} processVideoFramesDropped(count){this.droppedFrameCount_+=count;} @@ -8268,11 +8286,20 @@ processBufferingHaveEnough(time){if(this.seekError_)return;const currentSeek=thi if(currentSeek.pipelineSeekTime===undefined){return;} currentSeek.seekTime=time-currentSeek.startTime;this.currentSeek_=undefined;} processOnEnded(playEndTime,duration){if(this.playStart_===undefined)return;if(this.seekTimes_.size!==0||this.seekError_)return;if(this.bufferingTime_!==undefined)return;duration=tr.b.convertUnit(duration,tr.b.UnitPrefixScale.METRIC.NONE,tr.b.UnitPrefixScale.METRIC.MILLI);const playTime=playEndTime-this.playStart_;if(this.timeToVideoPlay_!==undefined){this.bufferingTime_=playTime-duration-this.timeToVideoPlay_;}else if(this.timeToAudioPlay!==undefined){this.bufferingTime_=playTime-duration-this.timeToAudioPlay_;}} +processVideoRoughness(roughness){if(this.roughness_===undefined||this.roughness_>roughness){this.roughness_=roughness;}} +processVideoFreezing(freezing){if(this.freezing_===undefined||this.freezing_>freezing){this.freezing_=freezing;}} addMetricToHistograms(histograms){this.addSample_(histograms,'time_to_video_play',tr.b.Unit.byName.timeDurationInMs_smallerIsBetter,this.timeToVideoPlay);this.addSample_(histograms,'time_to_audio_play',tr.b.Unit.byName.timeDurationInMs_smallerIsBetter,this.timeToAudioPlay);this.addSample_(histograms,'dropped_frame_count',tr.b.Unit.byName.count_smallerIsBetter,this.droppedFrameCount);for(const[key,value]of this.seekTimes.entries()){const keyString=key.toString().replace('.','_');this.addSample_(histograms,'pipeline_seek_time_'+keyString,tr.b.Unit.byName.timeDurationInMs_smallerIsBetter,value.pipelineSeekTime);this.addSample_(histograms,'seek_time_'+keyString,tr.b.Unit.byName.timeDurationInMs_smallerIsBetter,value.seekTime);} -this.addSample_(histograms,'buffering_time',tr.b.Unit.byName.timeDurationInMs_smallerIsBetter,this.bufferingTime);} +this.addSample_(histograms,'buffering_time',tr.b.Unit.byName.timeDurationInMs_smallerIsBetter,this.bufferingTime);this.addSample_(histograms,'roughness',tr.b.Unit.byName.count_smallerIsBetter,this.roughness);this.addSample_(histograms,'freezing',tr.b.Unit.byName.timeDurationInMs_smallerIsBetter,this.freezing);} addSample_(histograms,name,unit,sample){if(sample===undefined)return;const histogram=histograms.getHistogramNamed(name);if(histogram===undefined){histograms.createHistogram(name,unit,sample);}else{histogram.addSample(sample);}}} tr.metrics.MetricRegistry.register(mediaMetric);return{mediaMetric,};});'use strict';tr.exportTo('tr.metrics',function(){function memoryAblationMetric(histograms,model){const modelHelper=model.getOrCreateHelper(tr.model.helpers.ChromeModelHelper);if(!modelHelper.gpuHelper)return;const gpuProcess=modelHelper.gpuHelper.process;const events=[...gpuProcess.findTopmostSlicesNamed('Memory.GPU.PeakMemoryUsage.AblationTimes')];const allocHistogram=histograms.createHistogram('Ablation Alloc',tr.b.Unit.byName.timeDurationInMs_smallerIsBetter,[],{binBoundaries:tr.v.HistogramBinBoundaries.createLinear(0,10000,20),description:'The amount of time spent allocating the ablation '+'memory',summaryOptions:tr.metrics.rendering.SUMMARY_OPTIONS,});const deallocHistogram=histograms.createHistogram('Ablation Dealloc',tr.b.Unit.byName.timeDurationInMs_smallerIsBetter,[],{binBoundaries:tr.v.HistogramBinBoundaries.createLinear(0,10000,20),description:'The amount of time spent deallocating the ablation '+'memory',summaryOptions:tr.metrics.rendering.SUMMARY_OPTIONS,});for(let i=0;i<events.length;i++){allocHistogram.addSample(events[i].args.alloc);deallocHistogram.addSample(events[i].args.dealloc);}} -tr.metrics.MetricRegistry.register(memoryAblationMetric,{requiredCategories:['gpu.memory'],});return{memoryAblationMetric,};});'use strict';tr.exportTo('tr.metrics.rendering',function(){const UNKNOWN_THREAD_NAME='Unknown';const CATEGORY_THREAD_MAP=new Map();CATEGORY_THREAD_MAP.set('total_all',[/.*/]);CATEGORY_THREAD_MAP.set('browser',[/^Browser Compositor$/,/^CrBrowserMain$/]);CATEGORY_THREAD_MAP.set('display_compositor',[/^VizCompositorThread$/]);CATEGORY_THREAD_MAP.set('GPU',[/^Chrome_InProcGpuThread$/,/^CrGpuMain$/]);CATEGORY_THREAD_MAP.set('IO',[/IOThread/]);CATEGORY_THREAD_MAP.set('raster',[/CompositorTileWorker/]);CATEGORY_THREAD_MAP.set('renderer_compositor',[/^Compositor$/]);CATEGORY_THREAD_MAP.set('renderer_main',[/^CrRendererMain$/]);CATEGORY_THREAD_MAP.set('total_rendering',[/^Browser Compositor$/,/^Chrome_InProcGpuThread$/,/^Compositor$/,/CompositorTileWorker/,/^CrBrowserMain$/,/^CrGpuMain$/,/^CrRendererMain$/,/IOThread/,/^VizCompositorThread$/]);const ALL_CATEGORIES=[...CATEGORY_THREAD_MAP.keys(),'other'];function addValueToMap_(map,key,value){const oldValue=map.get(key)||0;map.set(key,oldValue+value);} +tr.metrics.MetricRegistry.register(memoryAblationMetric,{requiredCategories:['gpu.memory'],});return{memoryAblationMetric,};});'use strict';tr.exportTo('tr.metrics.pa',function(){function pcscanMetric(histograms,model){function createNumericForProcess(name,processName,desc){function createNumericForEventTime(name,desc){const n=new tr.v.Histogram(name,tr.b.Unit.byName.timeDurationInMs_smallerIsBetter);n.description=desc;n.customizeSummaryOptions({avg:true,count:true,max:true,min:true,std:true,sum:true});return n;} +const scheme=['pa','pcscan',processName];if(name)scheme.push(name);return createNumericForEventTime(scheme.join(':'),desc);} +function createHistsForProcess(processName){return{scan:createNumericForProcess('scan',processName,'Time for scanning heap for quarantine pointers'),sweep:createNumericForProcess('sweep',processName,'Time for sweeping quarantine'),clear:createNumericForProcess('clear',processName,'Time for clearing quarantine entries'),total:createNumericForProcess('',processName,'Total time for PCScan execution')};} +function addSample(hists,slice){if(!(slice instanceof tr.model.ThreadSlice))return;if(slice.category!=='partition_alloc')return;if(slice.title==='PCScan.Scan'){hists.scan.addSample(slice.duration);}else if(slice.title==='PCScan.Sweep'){hists.sweep.addSample(slice.duration);}else if(slice.title==='PCScan.Clear'){hists.clear.addSample(slice.duration);}else if(slice.title==='PCScan'){hists.total.addSample(slice.duration);}} +function addHistsForProcess(processHists,processHelpers){for(const helper of Object.values(processHelpers)){const processName=tr.e.chrome.chrome_processes.canonicalizeProcessName(helper.process.name);if(!processHists.has(processName)){processHists.set(processName,createHistsForProcess(processName));} +for(const slice of helper.process.getDescendantEvents()){addSample(processHists.get(processName),slice);}}} +const helper=model.getOrCreateHelper(tr.model.helpers.ChromeModelHelper);const processHists=new Map();addHistsForProcess(processHists,helper.browserHelpers);addHistsForProcess(processHists,helper.rendererHelpers);for(const hists of processHists.values()){for(const hist of Object.values(hists)){histograms.addHistogram(hist);}}} +tr.metrics.MetricRegistry.register(pcscanMetric);return{pcscanMetric,};});'use strict';tr.exportTo('tr.metrics.rendering',function(){const UNKNOWN_THREAD_NAME='Unknown';const CATEGORY_THREAD_MAP=new Map();CATEGORY_THREAD_MAP.set('total_all',[/.*/]);CATEGORY_THREAD_MAP.set('browser',[/^Browser Compositor$/,/^CrBrowserMain$/]);CATEGORY_THREAD_MAP.set('display_compositor',[/^VizCompositorThread$/]);CATEGORY_THREAD_MAP.set('GPU',[/^Chrome_InProcGpuThread$/,/^CrGpuMain$/]);CATEGORY_THREAD_MAP.set('IO',[/IOThread/]);CATEGORY_THREAD_MAP.set('raster',[/CompositorTileWorker/]);CATEGORY_THREAD_MAP.set('renderer_compositor',[/^Compositor$/]);CATEGORY_THREAD_MAP.set('renderer_main',[/^CrRendererMain$/]);CATEGORY_THREAD_MAP.set('total_rendering',[/^Browser Compositor$/,/^Chrome_InProcGpuThread$/,/^Compositor$/,/CompositorTileWorker/,/^CrBrowserMain$/,/^CrGpuMain$/,/^CrRendererMain$/,/IOThread/,/^VizCompositorThread$/]);const ALL_CATEGORIES=[...CATEGORY_THREAD_MAP.keys(),'other'];function addValueToMap_(map,key,value){const oldValue=map.get(key)||0;map.set(key,oldValue+value);} function addToArrayInMap_(map,key,value){const arr=map.get(key)||[];arr.push(value);map.set(key,arr);} function*getCategories_(threadName){let isOther=true;for(const[category,regexps]of CATEGORY_THREAD_MAP){for(const regexp of regexps){if(regexp.test(threadName)){if(category!=='total_all')isOther=false;yield category;break;}}} if(isOther)yield'other';} @@ -8304,11 +8331,11 @@ if(eventsByEnvironment[BROWSER_ENVIRONMENT].length>0){return eventsByEnvironment return legacyEvents;} function computeFrameSegments_(events,segments,opt_minFrameCount){const minFrameCount=opt_minFrameCount||MIN_FRAME_COUNT;const frameEvents=events.map(e=>new FrameEvent(e));const frameSegments=[];for(const segment of segments){const filtered=segment.boundsRange.filterArray(frameEvents,x=>x.eventStart);if(filtered.length<minFrameCount)continue;for(let i=1;i<filtered.length;i++){const duration=filtered[i].frameStart-filtered[i-1].frameStart;frameSegments.push(new FrameSegment(filtered[i-1],duration));}} return frameSegments;} -function addBasicFrameTimeHistograms_(histograms,frameSegments,prefix){const frameTimes=(frameSegments.length===0)?[0]:frameSegments.map(x=>x.duration);histograms.createHistogram(`${prefix}frame_times`,tr.b.Unit.byName.timeDurationInMs_smallerIsBetter,frameTimes,{binBoundaries:tr.v.HistogramBinBoundaries.createLinear(0,50,20),description:'Raw frame times.',summaryOptions:tr.metrics.rendering.SUMMARY_OPTIONS,});histograms.createHistogram(`${prefix}percentage_smooth`,tr.b.Unit.byName.unitlessNumber_biggerIsBetter,100*tr.b.math.Statistics.sum(frameTimes,(x=>(x<17?1:0)))/frameTimes.length,{description:'Percentage of frames that were hitting 60 FPS.',summaryOptions:{},});} +function addBasicFrameTimeHistograms_(histograms,frameSegments,prefix){const frameTimes=(frameSegments.length===0)?[0]:frameSegments.map(x=>x.duration);histograms.createHistogram(`${prefix}frame_times`,tr.b.Unit.byName.timeDurationInMs_smallerIsBetter,frameTimes,{binBoundaries:tr.v.HistogramBinBoundaries.createLinear(0,50,20),description:'Raw frame times.',summaryOptions:tr.metrics.rendering.SUMMARY_OPTIONS,});} function addFrameTimeHistograms(histograms,model,segments,opt_minFrameCount){const minFrameCount=opt_minFrameCount||MIN_FRAME_COUNT;const modelHelper=model.getOrCreateHelper(tr.model.helpers.ChromeModelHelper);const events=getDisplayCompositorPresentationEvents_(modelHelper);if(!events)return;addFrameTimeHistogramsHelper(histograms,model,segments,events,'',true,minFrameCount);const eventsExp=getDisplayCompositorPresentationEventsExp_(modelHelper);if(eventsExp&&eventsExp.length>0){addFrameTimeHistogramsHelper(histograms,model,segments,eventsExp,'exp_',false,minFrameCount);}} function addFrameTimeHistogramsHelper(histograms,model,segments,events,prefix,addCpuMetrics,minFrameCount){const frameSegments=computeFrameSegments_(events,segments,minFrameCount);addBasicFrameTimeHistograms_(histograms,frameSegments,prefix+'');if(addCpuMetrics){tr.metrics.rendering.addCpuUtilizationHistograms(histograms,model,frameSegments,(thread,segment)=>thread.getCpuTimeForRange(segment.boundsRange),category=>`thread_${category}_cpu_time_per_frame`,'CPU cores of a thread group per frame');tr.metrics.rendering.addCpuUtilizationHistograms(histograms,model,frameSegments,(thread,segment)=>thread.getNumToplevelSlicesForRange(segment.boundsRange),category=>`tasks_per_frame_${category}`,'Number of tasks of a thread group per frame');let totalWallTime=0;let totalCpuTime=0;for(const segment of frameSegments){for(const thread of model.getAllThreads()){totalCpuTime+=thread.getCpuTimeForRange(segment.boundsRange);totalWallTime+=thread.getWallTimeForRange(segment.boundsRange);}} histograms.createHistogram('cpu_wall_time_ratio',tr.b.Unit.byName.unitlessNumber_biggerIsBetter,totalCpuTime/totalWallTime,{description:'Ratio of total cpu-time vs. wall-time.',summaryOptions:{},});} -const refreshPeriod=getRefreshPeriod(model,frameSegments.map(fs=>fs.boundsRange));frameSegments.forEach(fs=>fs.updateLength(refreshPeriod));const validFrames=frameSegments.filter(fs=>fs.length>=MIN_FRAME_LENGTH);const totalFrameDuration=tr.b.math.Statistics.sum(frameSegments,fs=>fs.duration);addJankCountHistograms(histograms,validFrames,prefix);const frameLengths=validFrames.map(frame=>frame.length);histograms.createHistogram(prefix+'frame_lengths',tr.b.Unit.byName.unitlessNumber_smallerIsBetter,frameLengths,{binBoundaries:tr.v.HistogramBinBoundaries.createLinear(0,5,20),summaryOptions:tr.metrics.rendering.SUMMARY_OPTIONS,description:'Frame times in vsyncs.'});histograms.createHistogram(prefix+'avg_surface_fps',tr.b.Unit.byName.unitlessNumber_biggerIsBetter,frameLengths.length/tr.b.convertUnit(totalFrameDuration,tr.b.UnitScale.TIME.MILLI_SEC,tr.b.UnitScale.TIME.SEC),{description:'Average frames per second.',summaryOptions:{},});} +const refreshPeriod=getRefreshPeriod(model,frameSegments.map(fs=>fs.boundsRange));frameSegments.forEach(fs=>fs.updateLength(refreshPeriod));const validFrames=frameSegments.filter(fs=>fs.length>=MIN_FRAME_LENGTH);const totalFrameDuration=tr.b.math.Statistics.sum(frameSegments,fs=>fs.duration);addJankCountHistograms(histograms,validFrames,prefix);const frameLengths=validFrames.map(frame=>frame.length);histograms.createHistogram(prefix+'avg_surface_fps',tr.b.Unit.byName.unitlessNumber_biggerIsBetter,frameLengths.length/tr.b.convertUnit(totalFrameDuration,tr.b.UnitScale.TIME.MILLI_SEC,tr.b.UnitScale.TIME.SEC),{description:'Average frames per second.',summaryOptions:{},});} function addUIFrameTimeHistograms(histograms,model,segments,opt_minFrameCount){const minFrameCount=opt_minFrameCount||MIN_FRAME_COUNT;const events=getUIPresentationEvents_(model.getOrCreateHelper(tr.model.helpers.ChromeModelHelper));if(events.length===0)return;const frameSegments=computeFrameSegments_(events,segments,minFrameCount);addBasicFrameTimeHistograms_(histograms,frameSegments,'ui_');} function addJankCountHistograms(histograms,validFrames,prefix){const jankEvents=[];for(let i=1;i<validFrames.length;i++){const change=Math.round((validFrames[i].length-validFrames[i-1].length));if(change>0&&change<PAUSE_THRESHOLD){jankEvents.push(validFrames[i].event);}} const jankCount=jankEvents.length;const diagnostics=new tr.v.d.DiagnosticMap();diagnostics.set('events',new tr.v.d.RelatedEventSet(jankEvents));diagnostics.set('timestamps',new tr.v.d.GenericSet(jankEvents.map(e=>e.start)));const histogram=histograms.createHistogram(prefix+'jank_count',tr.b.Unit.byName.count_smallerIsBetter,{value:jankCount,diagnostics},{description:'Number of changes in frame rate.',summaryOptions:{},});} @@ -8432,7 +8459,7 @@ function collectRectsBasedSpeedIndexSamplesFromLoadExpectations(model,chromeHelp const rendererHelper=chromeHelper.rendererHelpers[expectation.renderProcess.pid];addRectsBasedSpeedIndexSample(rectsBasedSpeedIndexSamples,rendererHelper,expectation.navigationStart.start,expectation.duration,expectation.navigationStart.args.frame);} return rectsBasedSpeedIndexSamples;} function rectsBasedSpeedIndexMetric(histograms,model){const rectsBasedSpeedIndexHistogram=histograms.createHistogram('rectsBasedSpeedIndex',timeDurationInMs_smallerIsBetter,[],{binBoundaries:BIN_BOUNDARIES,description:' the average time at which visible parts of the'+' page are displayed (in ms).',summaryOptions:SUMMARY_OPTIONS,});const chromeHelper=model.getOrCreateHelper(tr.model.helpers.ChromeModelHelper);const samples=collectRectsBasedSpeedIndexSamplesFromLoadExpectations(model,chromeHelper);for(const sample of samples){rectsBasedSpeedIndexHistogram.addSample(sample.value);}} -tr.metrics.MetricRegistry.register(rectsBasedSpeedIndexMetric);return{rectsBasedSpeedIndexMetric};});'use strict';tr.exportTo('tr.metrics.sh',function(){const LONG_TASK_THRESHOLD_MS=50;const timeDurationInMs_smallerIsBetter=tr.b.Unit.byName.timeDurationInMs_smallerIsBetter;const unitlessNumber_smallerIsBetter=tr.b.Unit.byName.unitlessNumber_smallerIsBetter;const RelatedEventSet=tr.v.d.RelatedEventSet;const hasCategoryAndName=tr.metrics.sh.hasCategoryAndName;const EventFinderUtils=tr.e.chrome.EventFinderUtils;function createBreakdownDiagnostic(breakdownTree){const breakdownDiagnostic=new tr.v.d.Breakdown();breakdownDiagnostic.colorScheme=tr.v.d.COLOR_SCHEME_CHROME_USER_FRIENDLY_CATEGORY_DRIVER;for(const label in breakdownTree){breakdownDiagnostic.set(label,breakdownTree[label].total);} +tr.metrics.MetricRegistry.register(rectsBasedSpeedIndexMetric);return{rectsBasedSpeedIndexMetric};});'use strict';tr.exportTo('tr.v.d',function(){const ALERT_GROUPS={CPU_USAGE:'cpu_usage',LOADING_PAINT:'loading_paint',LOADING_INTERACTIVITY:'loading_interactivity',LOADING_LAYOUT:'loading_layout',};return{ALERT_GROUPS,};});'use strict';tr.exportTo('tr.metrics.sh',function(){const LONG_TASK_THRESHOLD_MS=50;const timeDurationInMs_smallerIsBetter=tr.b.Unit.byName.timeDurationInMs_smallerIsBetter;const unitlessNumber_smallerIsBetter=tr.b.Unit.byName.unitlessNumber_smallerIsBetter;const RelatedEventSet=tr.v.d.RelatedEventSet;const hasCategoryAndName=tr.metrics.sh.hasCategoryAndName;const EventFinderUtils=tr.e.chrome.EventFinderUtils;function createBreakdownDiagnostic(breakdownTree){const breakdownDiagnostic=new tr.v.d.Breakdown();breakdownDiagnostic.colorScheme=tr.v.d.COLOR_SCHEME_CHROME_USER_FRIENDLY_CATEGORY_DRIVER;for(const label in breakdownTree){breakdownDiagnostic.set(label,breakdownTree[label].total);} return breakdownDiagnostic;} const LOADING_METRIC_BOUNDARIES=tr.v.HistogramBinBoundaries.createLinear(0,1e3,20).addLinearBins(3e3,20).addExponentialBins(20e3,20);const TIME_TO_INTERACTIVE_BOUNDARIES=tr.v.HistogramBinBoundaries.createExponential(1,40e3,35).addExponentialBins(80e3,15);const LAYOUT_SHIFT_SCORE_BOUNDARIES=tr.v.HistogramBinBoundaries.createLinear(0,50,25);const SUMMARY_OPTIONS={avg:true,count:false,max:true,min:true,std:true,sum:false,};function findFrameLoaderSnapshotAt(rendererHelper,frameIdRef,ts){const objects=rendererHelper.process.objects;const frameLoaderInstances=objects.instancesByTypeName_.FrameLoader;if(frameLoaderInstances===undefined)return undefined;let snapshot;for(const instance of frameLoaderInstances){if(!instance.isAliveAt(ts))continue;const maybeSnapshot=instance.getSnapshotAt(ts);if(frameIdRef!==maybeSnapshot.args.frame.id_ref)continue;snapshot=maybeSnapshot;} return snapshot;} @@ -8473,7 +8500,7 @@ return{firstMeaningfulPaintSamples,firstMeaningfulPaintCpuTimeSamples,firstCpuId function addSamplesToHistogram(samples,histogram,histograms){for(const sample of samples){histogram.addSample(sample.value,sample.diagnostics);if(histogram.name!=='timeToFirstContentfulPaint')continue;if(!sample.breakdownTree)continue;for(const[category,breakdown]of Object.entries(sample.breakdownTree)){const relatedName=`${histogram.name}:${category}`;let relatedHist=histograms.getHistogramsNamed(relatedName)[0];if(!relatedHist){relatedHist=histograms.createHistogram(relatedName,histogram.unit,[],{binBoundaries:LOADING_METRIC_BOUNDARIES,summaryOptions:{count:false,max:false,min:false,sum:false,},});let relatedNames=histogram.diagnostics.get('breakdown');if(!relatedNames){relatedNames=new tr.v.d.RelatedNameMap();histogram.diagnostics.set('breakdown',relatedNames);} relatedNames.set(category,relatedName);} relatedHist.addSample(breakdown.total,{breakdown:tr.v.d.Breakdown.fromEntries(Object.entries(breakdown.events)),});}}} -function loadingMetric(histograms,model){const firstPaintHistogram=histograms.createHistogram('timeToFirstPaint',timeDurationInMs_smallerIsBetter,[],{binBoundaries:LOADING_METRIC_BOUNDARIES,description:'time to first paint',summaryOptions:SUMMARY_OPTIONS,});const firstContentfulPaintHistogram=histograms.createHistogram('timeToFirstContentfulPaint',timeDurationInMs_smallerIsBetter,[],{binBoundaries:LOADING_METRIC_BOUNDARIES,description:'time to first contentful paint',summaryOptions:SUMMARY_OPTIONS,});const firstContentfulPaintCpuTimeHistogram=histograms.createHistogram('cpuTimeToFirstContentfulPaint',timeDurationInMs_smallerIsBetter,[],{binBoundaries:LOADING_METRIC_BOUNDARIES,description:'CPU time to first contentful paint',summaryOptions:SUMMARY_OPTIONS,});const onLoadHistogram=histograms.createHistogram('timeToOnload',timeDurationInMs_smallerIsBetter,[],{binBoundaries:LOADING_METRIC_BOUNDARIES,description:'time to onload. '+'This is temporary metric used for PCv1/v2 sanity checking',summaryOptions:SUMMARY_OPTIONS,});const firstMeaningfulPaintHistogram=histograms.createHistogram('timeToFirstMeaningfulPaint',timeDurationInMs_smallerIsBetter,[],{binBoundaries:LOADING_METRIC_BOUNDARIES,description:'time to first meaningful paint',summaryOptions:SUMMARY_OPTIONS,});const firstMeaningfulPaintCpuTimeHistogram=histograms.createHistogram('cpuTimeToFirstMeaningfulPaint',timeDurationInMs_smallerIsBetter,[],{binBoundaries:LOADING_METRIC_BOUNDARIES,description:'CPU time to first meaningful paint',summaryOptions:SUMMARY_OPTIONS,});const timeToInteractiveHistogram=histograms.createHistogram('timeToInteractive',timeDurationInMs_smallerIsBetter,[],{binBoundaries:TIME_TO_INTERACTIVE_BOUNDARIES,description:'Time to Interactive',summaryOptions:SUMMARY_OPTIONS,});const totalBlockingTimeHistogram=histograms.createHistogram('totalBlockingTime',timeDurationInMs_smallerIsBetter,[],{binBoundaries:TIME_TO_INTERACTIVE_BOUNDARIES,description:'Total Blocking Time',summaryOptions:SUMMARY_OPTIONS,});const timeToFirstCpuIdleHistogram=histograms.createHistogram('timeToFirstCpuIdle',timeDurationInMs_smallerIsBetter,[],{binBoundaries:TIME_TO_INTERACTIVE_BOUNDARIES,description:'Time to First CPU Idle',summaryOptions:SUMMARY_OPTIONS,});const aboveTheFoldLoadedToVisibleHistogram=histograms.createHistogram('aboveTheFoldLoadedToVisible',timeDurationInMs_smallerIsBetter,[],{binBoundaries:TIME_TO_INTERACTIVE_BOUNDARIES,description:'Time from first visible to load for AMP pages only.',summaryOptions:SUMMARY_OPTIONS,});const firstViewportReadyHistogram=histograms.createHistogram('timeToFirstViewportReady',timeDurationInMs_smallerIsBetter,[],{binBoundaries:TIME_TO_INTERACTIVE_BOUNDARIES,description:'Time from navigation to load for AMP pages only. ',summaryOptions:SUMMARY_OPTIONS,});const largestImagePaintHistogram=histograms.createHistogram('largestImagePaint',timeDurationInMs_smallerIsBetter,[],{binBoundaries:LOADING_METRIC_BOUNDARIES,description:'Time to Largest Image Paint',summaryOptions:SUMMARY_OPTIONS,});const largestTextPaintHistogram=histograms.createHistogram('largestTextPaint',timeDurationInMs_smallerIsBetter,[],{binBoundaries:LOADING_METRIC_BOUNDARIES,description:'Time to Largest Text Paint',summaryOptions:SUMMARY_OPTIONS,});const largestContentfulPaintHistogram=histograms.createHistogram('largestContentfulPaint',timeDurationInMs_smallerIsBetter,[],{binBoundaries:LOADING_METRIC_BOUNDARIES,description:'Time to Largest Contentful Paint',summaryOptions:SUMMARY_OPTIONS,});const layoutShiftHistogram=histograms.createHistogram('mainFrameCumulativeLayoutShift',unitlessNumber_smallerIsBetter,[],{binBoundaries:LAYOUT_SHIFT_SCORE_BOUNDARIES,description:'Main Frame Document Cumulative Layout Shift Score',summaryOptions:SUMMARY_OPTIONS,});const navigationStartHistogram=histograms.createHistogram('navigationStart',timeDurationInMs_smallerIsBetter,[],{binBoundaries:LOADING_METRIC_BOUNDARIES,description:'navigationStart',summaryOptions:SUMMARY_OPTIONS,});tr.metrics.sh.rectsBasedSpeedIndexMetric(histograms,model);const chromeHelper=model.getOrCreateHelper(tr.model.helpers.ChromeModelHelper);for(const pid in chromeHelper.rendererHelpers){const rendererHelper=chromeHelper.rendererHelpers[pid];if(rendererHelper.isChromeTracingUI)continue;const samplesSet=collectLoadingMetricsForRenderer(rendererHelper);const lcpSamples=findLargestContentfulPaintHistogramSamples(chromeHelper.browserHelper.mainThread.sliceGroup.slices);addSamplesToHistogram(lcpSamples,largestContentfulPaintHistogram,histograms);addSamplesToHistogram(samplesSet.firstPaintSamples,firstPaintHistogram,histograms);addSamplesToHistogram(samplesSet.firstContentfulPaintSamples,firstContentfulPaintHistogram,histograms);addSamplesToHistogram(samplesSet.firstContentfulPaintCpuTimeSamples,firstContentfulPaintCpuTimeHistogram,histograms);addSamplesToHistogram(samplesSet.onLoadSamples,onLoadHistogram,histograms);addSamplesToHistogram(samplesSet.aboveTheFoldLoadedToVisibleSamples,aboveTheFoldLoadedToVisibleHistogram,histograms);addSamplesToHistogram(samplesSet.firstViewportReadySamples,firstViewportReadyHistogram,histograms);addSamplesToHistogram(samplesSet.largestImagePaintSamples,largestImagePaintHistogram,histograms);addSamplesToHistogram(samplesSet.largestTextPaintSamples,largestTextPaintHistogram,histograms);addSamplesToHistogram(samplesSet.layoutShiftSamples,layoutShiftHistogram,histograms);addSamplesToHistogram(samplesSet.navigationStartSamples,navigationStartHistogram,histograms);} +function loadingMetric(histograms,model){const firstPaintHistogram=histograms.createHistogram('timeToFirstPaint',timeDurationInMs_smallerIsBetter,[],{binBoundaries:LOADING_METRIC_BOUNDARIES,description:'time to first paint',summaryOptions:SUMMARY_OPTIONS,alertGrouping:[tr.v.d.ALERT_GROUPS.LOADING_PAINT],});const firstContentfulPaintHistogram=histograms.createHistogram('timeToFirstContentfulPaint',timeDurationInMs_smallerIsBetter,[],{binBoundaries:LOADING_METRIC_BOUNDARIES,description:'time to first contentful paint',summaryOptions:SUMMARY_OPTIONS,alertGrouping:[tr.v.d.ALERT_GROUPS.LOADING_PAINT],});const firstContentfulPaintCpuTimeHistogram=histograms.createHistogram('cpuTimeToFirstContentfulPaint',timeDurationInMs_smallerIsBetter,[],{binBoundaries:LOADING_METRIC_BOUNDARIES,description:'CPU time to first contentful paint',summaryOptions:SUMMARY_OPTIONS,alertGrouping:[tr.v.d.ALERT_GROUPS.LOADING_PAINT],});const onLoadHistogram=histograms.createHistogram('timeToOnload',timeDurationInMs_smallerIsBetter,[],{binBoundaries:LOADING_METRIC_BOUNDARIES,description:'time to onload. '+'This is temporary metric used for PCv1/v2 sanity checking',summaryOptions:SUMMARY_OPTIONS,});const firstMeaningfulPaintHistogram=histograms.createHistogram('timeToFirstMeaningfulPaint',timeDurationInMs_smallerIsBetter,[],{binBoundaries:LOADING_METRIC_BOUNDARIES,description:'time to first meaningful paint',summaryOptions:SUMMARY_OPTIONS,alertGrouping:[tr.v.d.ALERT_GROUPS.LOADING_PAINT],});const firstMeaningfulPaintCpuTimeHistogram=histograms.createHistogram('cpuTimeToFirstMeaningfulPaint',timeDurationInMs_smallerIsBetter,[],{binBoundaries:LOADING_METRIC_BOUNDARIES,description:'CPU time to first meaningful paint',summaryOptions:SUMMARY_OPTIONS,alertGrouping:[tr.v.d.ALERT_GROUPS.LOADING_PAINT],});const timeToInteractiveHistogram=histograms.createHistogram('timeToInteractive',timeDurationInMs_smallerIsBetter,[],{binBoundaries:TIME_TO_INTERACTIVE_BOUNDARIES,description:'Time to Interactive',summaryOptions:SUMMARY_OPTIONS,alertGrouping:[tr.v.d.ALERT_GROUPS.LOADING_PAINT],alertGrouping:[tr.v.d.ALERT_GROUPS.LOADING_INTERACTIVITY],});const totalBlockingTimeHistogram=histograms.createHistogram('totalBlockingTime',timeDurationInMs_smallerIsBetter,[],{binBoundaries:TIME_TO_INTERACTIVE_BOUNDARIES,description:'Total Blocking Time',summaryOptions:SUMMARY_OPTIONS,alertGrouping:[tr.v.d.ALERT_GROUPS.LOADING_INTERACTIVITY],});const timeToFirstCpuIdleHistogram=histograms.createHistogram('timeToFirstCpuIdle',timeDurationInMs_smallerIsBetter,[],{binBoundaries:TIME_TO_INTERACTIVE_BOUNDARIES,description:'Time to First CPU Idle',summaryOptions:SUMMARY_OPTIONS,alertGrouping:[tr.v.d.ALERT_GROUPS.LOADING_INTERACTIVITY],});const aboveTheFoldLoadedToVisibleHistogram=histograms.createHistogram('aboveTheFoldLoadedToVisible',timeDurationInMs_smallerIsBetter,[],{binBoundaries:TIME_TO_INTERACTIVE_BOUNDARIES,description:'Time from first visible to load for AMP pages only.',summaryOptions:SUMMARY_OPTIONS,});const firstViewportReadyHistogram=histograms.createHistogram('timeToFirstViewportReady',timeDurationInMs_smallerIsBetter,[],{binBoundaries:TIME_TO_INTERACTIVE_BOUNDARIES,description:'Time from navigation to load for AMP pages only. ',summaryOptions:SUMMARY_OPTIONS,});const largestImagePaintHistogram=histograms.createHistogram('largestImagePaint',timeDurationInMs_smallerIsBetter,[],{binBoundaries:LOADING_METRIC_BOUNDARIES,description:'Time to Largest Image Paint',summaryOptions:SUMMARY_OPTIONS,});const largestTextPaintHistogram=histograms.createHistogram('largestTextPaint',timeDurationInMs_smallerIsBetter,[],{binBoundaries:LOADING_METRIC_BOUNDARIES,description:'Time to Largest Text Paint',summaryOptions:SUMMARY_OPTIONS,});const largestContentfulPaintHistogram=histograms.createHistogram('largestContentfulPaint',timeDurationInMs_smallerIsBetter,[],{binBoundaries:LOADING_METRIC_BOUNDARIES,description:'Time to Largest Contentful Paint',summaryOptions:SUMMARY_OPTIONS,alertGrouping:[tr.v.d.ALERT_GROUPS.LOADING_PAINT],});const layoutShiftHistogram=histograms.createHistogram('mainFrameCumulativeLayoutShift',unitlessNumber_smallerIsBetter,[],{binBoundaries:LAYOUT_SHIFT_SCORE_BOUNDARIES,description:'Main Frame Document Cumulative Layout Shift Score',summaryOptions:SUMMARY_OPTIONS,alertGrouping:[tr.v.d.ALERT_GROUPS.LOADING_LAYOUT],});const navigationStartHistogram=histograms.createHistogram('navigationStart',timeDurationInMs_smallerIsBetter,[],{binBoundaries:LOADING_METRIC_BOUNDARIES,description:'navigationStart',summaryOptions:SUMMARY_OPTIONS,});tr.metrics.sh.rectsBasedSpeedIndexMetric(histograms,model);const chromeHelper=model.getOrCreateHelper(tr.model.helpers.ChromeModelHelper);for(const pid in chromeHelper.rendererHelpers){const rendererHelper=chromeHelper.rendererHelpers[pid];if(rendererHelper.isChromeTracingUI)continue;const samplesSet=collectLoadingMetricsForRenderer(rendererHelper);const lcpSamples=findLargestContentfulPaintHistogramSamples(chromeHelper.browserHelper.mainThread.sliceGroup.slices);addSamplesToHistogram(lcpSamples,largestContentfulPaintHistogram,histograms);addSamplesToHistogram(samplesSet.firstPaintSamples,firstPaintHistogram,histograms);addSamplesToHistogram(samplesSet.firstContentfulPaintSamples,firstContentfulPaintHistogram,histograms);addSamplesToHistogram(samplesSet.firstContentfulPaintCpuTimeSamples,firstContentfulPaintCpuTimeHistogram,histograms);addSamplesToHistogram(samplesSet.onLoadSamples,onLoadHistogram,histograms);addSamplesToHistogram(samplesSet.aboveTheFoldLoadedToVisibleSamples,aboveTheFoldLoadedToVisibleHistogram,histograms);addSamplesToHistogram(samplesSet.firstViewportReadySamples,firstViewportReadyHistogram,histograms);addSamplesToHistogram(samplesSet.largestImagePaintSamples,largestImagePaintHistogram,histograms);addSamplesToHistogram(samplesSet.largestTextPaintSamples,largestTextPaintHistogram,histograms);addSamplesToHistogram(samplesSet.layoutShiftSamples,layoutShiftHistogram,histograms);addSamplesToHistogram(samplesSet.navigationStartSamples,navigationStartHistogram,histograms);} const samplesSet=collectMetricsFromLoadExpectations(model,chromeHelper);addSamplesToHistogram(samplesSet.firstMeaningfulPaintSamples,firstMeaningfulPaintHistogram,histograms);addSamplesToHistogram(samplesSet.firstMeaningfulPaintCpuTimeSamples,firstMeaningfulPaintCpuTimeHistogram,histograms);addSamplesToHistogram(samplesSet.interactiveSamples,timeToInteractiveHistogram,histograms);addSamplesToHistogram(samplesSet.firstCpuIdleSamples,timeToFirstCpuIdleHistogram,histograms);addSamplesToHistogram(samplesSet.totalBlockingTimeSamples,totalBlockingTimeHistogram,histograms);} tr.metrics.MetricRegistry.register(loadingMetric);return{loadingMetric,createBreakdownDiagnostic};});'use strict';tr.exportTo('tr.metrics',function(){const SPA_NAVIGATION_START_TO_FIRST_PAINT_DURATION_BIN_BOUNDARY=tr.v.HistogramBinBoundaries.createExponential(1,1000,50);function spaNavigationMetric(histograms,model){const histogram=new tr.v.Histogram('spaNavigationStartToFpDuration',tr.b.Unit.byName.timeDurationInMs_smallerIsBetter,SPA_NAVIGATION_START_TO_FIRST_PAINT_DURATION_BIN_BOUNDARY);histogram.description='Latency between the input event causing'+' a SPA navigation and the first paint event after it';histogram.customizeSummaryOptions({count:false,sum:false,});const modelHelper=model.getOrCreateHelper(tr.model.helpers.ChromeModelHelper);if(!modelHelper){return;} const rendererHelpers=modelHelper.rendererHelpers;if(!rendererHelpers){return;} @@ -8488,7 +8515,7 @@ let allProcessCpuTime=0;for(const pid in model.processes){const process=model.pr let processCpuTime=0;for(const tid in process.threads){const thread=process.threads[tid];processCpuTime+=thread.getCpuTimeForRange(rangeOfInterest);} allProcessCpuTime+=processCpuTime;} let normalizedAllProcessCpuTime=0;if(rangeOfInterest.duration>0){normalizedAllProcessCpuTime=allProcessCpuTime/rangeOfInterest.duration;} -const unit=tr.b.Unit.byName.normalizedPercentage_smallerIsBetter;const cpuTimeHist=new tr.v.Histogram('cpu_time_percentage',unit,CPU_TIME_PERCENTAGE_BOUNDARIES);cpuTimeHist.description='Percent CPU utilization, normalized against a single core. Can be '+'greater than 100% if machine has multiple cores.';cpuTimeHist.customizeSummaryOptions({avg:true,count:false,max:false,min:false,std:false,sum:false});cpuTimeHist.addSample(normalizedAllProcessCpuTime);histograms.addHistogram(cpuTimeHist);} +const unit=tr.b.Unit.byName.normalizedPercentage_smallerIsBetter;const cpuTimeHist=new tr.v.Histogram('cpu_time_percentage',unit,CPU_TIME_PERCENTAGE_BOUNDARIES);cpuTimeHist.description='Percent CPU utilization, normalized against a single core. Can be '+'greater than 100% if machine has multiple cores.';cpuTimeHist.setAlertGrouping([tr.v.d.ALERT_GROUPS.CPU_USAGE]);cpuTimeHist.customizeSummaryOptions({avg:true,count:false,max:false,min:false,std:false,sum:false});cpuTimeHist.addSample(normalizedAllProcessCpuTime);histograms.addHistogram(cpuTimeHist);} tr.metrics.MetricRegistry.register(cpuTimeMetric,{supportsRangeOfInterest:true});return{cpuTimeMetric,};});'use strict';tr.exportTo('tr.v',function(){class HistogramDeserializer{static deserialize(data){const deserializer=new HistogramDeserializer(data[0],data[1]);return data.slice(2).map(datum=>tr.v.Histogram.deserialize(datum,deserializer));} constructor(objects,diagnostics){this.objects_=objects;this.diagnostics_=[];for(const[type,diagnosticsByName]of Object.entries(diagnostics||{})){for(const[name,diagnosticsById]of Object.entries(diagnosticsByName)){for(const[id,data]of Object.entries(diagnosticsById)){const diagnostic=tr.v.d.Diagnostic.deserialize(type,data,this);this.diagnostics_[parseInt(id)]={name,diagnostic};}}}} getObject(id){return this.objects_[id];} @@ -8924,13 +8951,16 @@ function collectSpeedIndexSamplesFromLoadExpectations(model,chromeHelper){const const rendererHelper=chromeHelper.rendererHelpers[expectation.renderProcess.pid];addSpeedIndexScreenshotsBasedSample(speedIndexScreenshotsBasedSamples,expectation.navigationStart,expectation.duration,chromeHelper.browserHelper);} return speedIndexScreenshotsBasedSamples;} function screenshotsBasedSpeedIndexMetric(histograms,model){const speedIndexScreenshotsBasedHistogram=histograms.createHistogram('speedIndexScreenshotsBased',timeDurationInMs_smallerIsBetter,[],{binBoundaries:LOADING_METRIC_BOUNDARIES,description:'The average time at which visible parts of the'+' page are displayed.',summaryOptions:SUMMARY_OPTIONS,});const chromeHelper=model.getOrCreateHelper(tr.model.helpers.ChromeModelHelper);const samples=collectSpeedIndexSamplesFromLoadExpectations(model,chromeHelper);for(const sample of samples){speedIndexScreenshotsBasedHistogram.addSample(sample.value);}} -tr.metrics.MetricRegistry.register(screenshotsBasedSpeedIndexMetric);return{screenshotsBasedSpeedIndexMetric};});'use strict';tr.exportTo('tr.metrics.sh',function(){function webviewStartupMetric(histograms,model){const startupWallHist=new tr.v.Histogram('webview_startup_wall_time',tr.b.Unit.byName.timeDurationInMs_smallerIsBetter);startupWallHist.description='WebView startup wall time';const startupCPUHist=new tr.v.Histogram('webview_startup_cpu_time',tr.b.Unit.byName.timeDurationInMs_smallerIsBetter);startupCPUHist.description='WebView startup CPU time';const loadWallHist=new tr.v.Histogram('webview_url_load_wall_time',tr.b.Unit.byName.timeDurationInMs_smallerIsBetter);loadWallHist.description='WebView blank URL load wall time';const loadCPUHist=new tr.v.Histogram('webview_url_load_cpu_time',tr.b.Unit.byName.timeDurationInMs_smallerIsBetter);loadCPUHist.description='WebView blank URL load CPU time';for(const slice of model.getDescendantEvents()){if(!(slice instanceof tr.model.ThreadSlice))continue;if(slice.title==='WebViewStartupInterval'){startupWallHist.addSample(slice.duration);startupCPUHist.addSample(slice.cpuDuration);} +tr.metrics.MetricRegistry.register(screenshotsBasedSpeedIndexMetric);return{screenshotsBasedSpeedIndexMetric};});'use strict';tr.exportTo('tr.metrics.sh',function(){function weblayerStartupMetric(histograms,model){const startupWallHist=new tr.v.Histogram('weblayer_startup_wall_time',tr.b.Unit.byName.timeDurationInMs_smallerIsBetter);startupWallHist.description='WebLayer startup wall time';const loadWallHist=new tr.v.Histogram('weblayer_url_load_wall_time',tr.b.Unit.byName.timeDurationInMs_smallerIsBetter);loadWallHist.description='WebLayer blank URL load wall time';for(const slice of model.getDescendantEvents()){if(!(slice instanceof tr.model.ThreadSlice))continue;if(slice.title==='WebLayerStartupInterval'){startupWallHist.addSample(slice.duration);} +if(slice.title==='WebLayerBlankUrlLoadInterval'){loadWallHist.addSample(slice.duration);}} +histograms.addHistogram(startupWallHist);histograms.addHistogram(loadWallHist);} +tr.metrics.MetricRegistry.register(weblayerStartupMetric);return{weblayerStartupMetric,};});'use strict';tr.exportTo('tr.metrics.sh',function(){function webviewStartupMetric(histograms,model){const startupWallHist=new tr.v.Histogram('webview_startup_wall_time',tr.b.Unit.byName.timeDurationInMs_smallerIsBetter);startupWallHist.description='WebView startup wall time';const startupCPUHist=new tr.v.Histogram('webview_startup_cpu_time',tr.b.Unit.byName.timeDurationInMs_smallerIsBetter);startupCPUHist.description='WebView startup CPU time';const loadWallHist=new tr.v.Histogram('webview_url_load_wall_time',tr.b.Unit.byName.timeDurationInMs_smallerIsBetter);loadWallHist.description='WebView blank URL load wall time';const loadCPUHist=new tr.v.Histogram('webview_url_load_cpu_time',tr.b.Unit.byName.timeDurationInMs_smallerIsBetter);loadCPUHist.description='WebView blank URL load CPU time';for(const slice of model.getDescendantEvents()){if(!(slice instanceof tr.model.ThreadSlice))continue;if(slice.title==='WebViewStartupInterval'){startupWallHist.addSample(slice.duration);startupCPUHist.addSample(slice.cpuDuration);} if(slice.title==='WebViewBlankUrlLoadInterval'){loadWallHist.addSample(slice.duration);loadCPUHist.addSample(slice.cpuDuration);}} histograms.addHistogram(startupWallHist);histograms.addHistogram(startupCPUHist);histograms.addHistogram(loadWallHist);histograms.addHistogram(loadCPUHist);} tr.metrics.MetricRegistry.register(webviewStartupMetric);return{webviewStartupMetric,};});'use strict';tr.exportTo('tr.metrics.tabs',function(){function tabsMetric(histograms,model,opt_options){const chromeHelper=model.getOrCreateHelper(tr.model.helpers.ChromeModelHelper);if(!chromeHelper){return;} const tabSwitchRequestDelays=[];const TAB_SWITCHING_REQUEST_TITLE='TabSwitchVisibilityRequest';let startTabSwitchVisibilityRequest=Number.MAX_SAFE_INTEGER;for(const helper of chromeHelper.browserHelpers){if(!helper.mainThread)continue;for(const slice of helper.mainThread.asyncSliceGroup.slices){if(slice.title===TAB_SWITCHING_REQUEST_TITLE&&!slice.error){tabSwitchRequestDelays.push(slice.duration);if(slice.start<startTabSwitchVisibilityRequest){startTabSwitchVisibilityRequest=slice.start;}}}} histograms.createHistogram('tab_switching_request_delay',tr.b.Unit.byName.timeDurationInMs_smallerIsBetter,tabSwitchRequestDelays,{description:'Delay before tab-request is made',summaryOptions:{sum:false}});const tabSwitchLatencies=[];const TAB_SWITCHING_SLICE_TITLE='TabSwitching::Latency';function extractLatencyFromHelpers(helpers,legacy){for(const helper of helpers){if(!helper.mainThread){continue;} -const thread=helper.mainThread;for(const slice of thread.asyncSliceGroup.slices){if(slice.title===TAB_SWITCHING_SLICE_TITLE&&(legacy||slice.args.latency)&&slice.start>startTabSwitchVisibilityRequest){tabSwitchLatencies.push(legacy?slice.duration:slice.args.latency);}}}} +const thread=helper.mainThread;for(const slice of thread.asyncSliceGroup.slices){if(slice.title===TAB_SWITCHING_SLICE_TITLE&&(legacy||slice.args.latency)&&slice.start>startTabSwitchVisibilityRequest-1){tabSwitchLatencies.push(legacy?slice.duration:slice.args.latency);}}}} extractLatencyFromHelpers(chromeHelper.browserHelpers);extractLatencyFromHelpers(Object.values(chromeHelper.rendererHelpers));if(tabSwitchLatencies.length===0){extractLatencyFromHelpers(chromeHelper.browserHelpers,true);} histograms.createHistogram('tab_switching_latency',tr.b.Unit.byName.timeDurationInMs_smallerIsBetter,tabSwitchLatencies,{description:'Tab switching time in ms',summaryOptions:{sum:false}});} tr.metrics.MetricRegistry.register(tabsMetric,{supportsRangeOfInterest:false,});return{tabsMetric,};});'use strict';tr.exportTo('tr.metrics',function(){const MEMORY_INFRA_TRACING_CATEGORY='disabled-by-default-memory-infra';const TIME_BOUNDARIES=tr.v.HistogramBinBoundaries.createExponential(1e-3,1e5,30);const BYTE_BOUNDARIES=tr.v.HistogramBinBoundaries.createExponential(1,1e9,30);const COUNT_BOUNDARIES=tr.v.HistogramBinBoundaries.createExponential(1,1e5,30);const SUMMARY_OPTIONS=tr.v.Histogram.AVERAGE_ONLY_SUMMARY_OPTIONS;function addMemoryInfraHistograms(histograms,model,categoryNamesToTotalEventSizes){const memoryDumpCount=model.globalMemoryDumps.length;if(memoryDumpCount===0)return;let totalOverhead=0;let nonMemoryInfraThreadOverhead=0;const overheadByProvider={};for(const process of Object.values(model.processes)){for(const thread of Object.values(process.threads)){for(const slice of Object.values(thread.sliceGroup.slices)){if(slice.category!==MEMORY_INFRA_TRACING_CATEGORY)continue;totalOverhead+=slice.duration;if(thread.name!=='MemoryInfra'){nonMemoryInfraThreadOverhead+=slice.duration;} @@ -8948,20 +8978,17 @@ return{sum,bins};} function mergeBins_(x,y){x.sum+=y.sum;const allBins=[...x.bins,...y.bins];allBins.sort((a,b)=>a.min-b.min);x.bins=[];let last=undefined;for(const bin of allBins){if(last!==undefined&&bin.min===last.min){if(last.max!==bin.max)throw new Error('Incompatible bins');if(bin.count===0)continue;last.count+=bin.count;for(const event of bin.events){last.events.add(event);} last.processes.addDiagnostic(bin.processes);}else{if(last!==undefined&&bin.min<last.max){throw new Error('Incompatible bins');} x.bins.push(bin);last=bin;}}} -function subtractBins_(x,y){x.sum-=y.sum;let p1=0;let p2=0;while(p2<y.bins.length){while(p1<x.bins.length&&x.bins[p1].min!==y.bins[p2].min){p1++;} -if(p1===x.bins.length)throw new Error('Cannot subtract');if(x.bins[p1].max!==y.bins[p2].max){throw new Error('Incompatible bins');} -if(x.bins[p1].count<y.bins[p2].count){throw new Error('Cannot subtract');} -x.bins[p1].count-=y.bins[p2].count;for(const event of y.bins[p2].events){x.bins[p1].events.add(event);} -const processName=tr.b.getOnlyElement(x.bins[p1].processes)[0];x.bins[p1].processes.set(processName,x.bins[p1].count);p2++;}} function getHistogramUnit_(name){return tr.b.Unit.byName.unitlessNumber_smallerIsBetter;} +function getIsHistogramBinsLinear_(histogramName){return histogramName.startsWith('Graphics.Smoothness.Throughput')||histogramName.startsWith('Memory.Memory.GPU.PeakMemoryUsage');} function getHistogramBoundaries_(name){if(name.startsWith('Event.Latency.Scroll')){return tr.v.HistogramBinBoundaries.createExponential(1e3,1e5,50);} if(name.startsWith('Graphics.Smoothness.Throughput')){return tr.v.HistogramBinBoundaries.createLinear(0,100,101);} if(name.startsWith('Memory.Memory.GPU.PeakMemoryUsage')){return tr.v.HistogramBinBoundaries.createLinear(0,1e6,100);} return tr.v.HistogramBinBoundaries.createExponential(1e-3,1e3,50);} function umaMetric(histograms,model){const histogramValues=new Map();const nameCounts=new Map();for(const process of model.getAllProcesses()){const histogramEvents=new Map();for(const event of process.instantEvents){if(event.title!=='UMAHistogramSamples')continue;const name=event.args.name;const events=histogramEvents.get(name)||[];if(!histogramEvents.has(name))histogramEvents.set(name,events);events.push(event);} -let processName=tr.e.chrome.chrome_processes.canonicalizeProcessName(process.name);nameCounts.set(processName,(nameCounts.get(processName)||0)+1);processName=`${processName}_${nameCounts.get(processName)}`;for(const[name,events]of histogramEvents){const values=histogramValues.get(name)||{sum:0,bins:[]};if(!histogramValues.has(name))histogramValues.set(name,values);const endValues=parseBuckets_(events[events.length-1],processName);if(events.length===1){mergeBins_(values,endValues);}else if(events.length===2){subtractBins_(endValues,parseBuckets_(events[0],processName));mergeBins_(values,endValues);}else{throw new Error('There should be at most two snapshots of an UMA '+'histogram in each process');}}} -for(const[name,values]of histogramValues){const histogram=new tr.v.Histogram(name,getHistogramUnit_(name),getHistogramBoundaries_(name));let sumOfMiddles=0;let sumOfBinLengths=0;for(const bin of values.bins){sumOfMiddles+=bin.count*(bin.min+bin.max)/2;sumOfBinLengths+=bin.count*(bin.max-bin.min);} -const shift=(values.sum-sumOfMiddles)/sumOfBinLengths;if(Math.abs(shift)>0.5)throw new Error('Samples sum is wrong');for(const bin of values.bins){if(bin.count===0)continue;const shiftedValue=(bin.min+bin.max)/2+shift*(bin.max-bin.min);for(const[processName,count]of bin.processes){bin.processes.set(processName,shiftedValue*count/bin.count);} +let processName=tr.e.chrome.chrome_processes.canonicalizeProcessName(process.name);nameCounts.set(processName,(nameCounts.get(processName)||0)+1);processName=`${processName}_${nameCounts.get(processName)}`;for(const[name,events]of histogramEvents){const values=histogramValues.get(name)||{sum:0,bins:[]};if(!histogramValues.has(name))histogramValues.set(name,values);const endValues=parseBuckets_(events[events.length-1],processName);if(events.length===1){mergeBins_(values,endValues,name);}else{throw new Error('There should be at most one snapshot of UMA '+`histogram for ${name} in each process.`);}}} +for(const[name,values]of histogramValues){const histogram=new tr.v.Histogram(name,getHistogramUnit_(name),getHistogramBoundaries_(name));const isLinear=getIsHistogramBinsLinear_(name);let sumOfMiddles=0;let sumOfBinLengths=0;for(const bin of values.bins){sumOfMiddles+=bin.count*(bin.min+bin.max)/2;sumOfBinLengths+=bin.count*(bin.max-bin.min);} +const shift=(values.sum-sumOfMiddles)/sumOfBinLengths;if(isLinear&&Math.abs(shift)>0.5){throw new Error(`Samples sum is wrong for ${name}.`);} +for(const bin of values.bins){if(bin.count===0)continue;const shiftedValue=(bin.min+bin.max)/2+shift*(bin.max-bin.min);for(const[processName,count]of bin.processes){bin.processes.set(processName,shiftedValue*count/bin.count);} for(let i=0;i<bin.count;i++){histogram.addSample(shiftedValue,{processes:bin.processes,events:bin.events});}} histograms.addHistogram(histogram);}} tr.metrics.MetricRegistry.register(umaMetric,{requiredCategories:['benchmark'],});return{umaMetric,};});'use strict';tr.exportTo('tr.metrics.v8',function(){const CUSTOM_BOUNDARIES=tr.v.HistogramBinBoundaries.createLinear(4,200,100);function computeExecuteMetrics(histograms,model){const cpuTotalExecution=new tr.v.Histogram('v8_execution_cpu_total',tr.b.Unit.byName.timeDurationInMs_smallerIsBetter,CUSTOM_BOUNDARIES);cpuTotalExecution.description='cpu total time spent in script execution';const wallTotalExecution=new tr.v.Histogram('v8_execution_wall_total',tr.b.Unit.byName.timeDurationInMs_smallerIsBetter,CUSTOM_BOUNDARIES);wallTotalExecution.description='wall total time spent in script execution';const cpuSelfExecution=new tr.v.Histogram('v8_execution_cpu_self',tr.b.Unit.byName.timeDurationInMs_smallerIsBetter,CUSTOM_BOUNDARIES);cpuSelfExecution.description='cpu self time spent in script execution';const wallSelfExecution=new tr.v.Histogram('v8_execution_wall_self',tr.b.Unit.byName.timeDurationInMs_smallerIsBetter,CUSTOM_BOUNDARIES);wallSelfExecution.description='wall self time spent in script execution';for(const e of model.findTopmostSlicesNamed('V8.Execute')){cpuTotalExecution.addSample(e.cpuDuration);wallTotalExecution.addSample(e.duration);cpuSelfExecution.addSample(e.cpuSelfTime);wallSelfExecution.addSample(e.selfTime);} @@ -8981,7 +9008,52 @@ histograms.addHistogram(cpuTotalOptimizeCode);histograms.addHistogram(wallTotalO function computeDeoptimizeCodeMetrics(histograms,model){const cpuTotalDeoptimizeCode=new tr.v.Histogram('v8_deoptimize_code_cpu_total',tr.b.Unit.byName.timeDurationInMs_smallerIsBetter,CUSTOM_BOUNDARIES);cpuTotalDeoptimizeCode.description='cpu total time spent in code deoptimization';const wallTotalDeoptimizeCode=new tr.v.Histogram('v8_deoptimize_code_wall_total',tr.b.Unit.byName.timeDurationInMs_smallerIsBetter,CUSTOM_BOUNDARIES);wallTotalDeoptimizeCode.description='wall total time spent in code deoptimization';for(const e of model.findTopmostSlicesNamed('V8.DeoptimizeCode')){cpuTotalDeoptimizeCode.addSample(e.cpuDuration);wallTotalDeoptimizeCode.addSample(e.duration);} histograms.addHistogram(cpuTotalDeoptimizeCode);histograms.addHistogram(wallTotalDeoptimizeCode);} function executionMetric(histograms,model){computeExecuteMetrics(histograms,model);computeParseLazyMetrics(histograms,model);computeCompileIgnitionMetrics(histograms,model);computeCompileFullCodeMetrics(histograms,model);computeRecompileMetrics(histograms,model);computeOptimizeCodeMetrics(histograms,model);computeDeoptimizeCodeMetrics(histograms,model);} -tr.metrics.MetricRegistry.register(executionMetric);return{executionMetric,};});'use strict';tr.exportTo('tr.metrics.v8',function(){const TARGET_FPS=60;const MS_PER_SECOND=1000;const WINDOW_SIZE_MS=MS_PER_SECOND/TARGET_FPS;function gcMetric(histograms,model,options){options=options||{};addDurationOfTopEvents(histograms,model);addTotalDurationOfTopEvents(histograms,model);if(options.include_sub_events){addDurationOfSubEvents(histograms,model);} +tr.metrics.MetricRegistry.register(executionMetric);return{executionMetric,};});'use strict';tr.exportTo('tr.metrics.v8',function(){const TARGET_FPS=60;const MS_PER_SECOND=1000;const WINDOW_SIZE_MS=MS_PER_SECOND/TARGET_FPS;const EPSILON=1e-6;const METRICS=['v8:gc:cycle:full','v8:gc:cycle:full:cpp','v8:gc:cycle:full:mark','v8:gc:cycle:full:mark:cpp','v8:gc:cycle:full:weak','v8:gc:cycle:full:weak:cpp','v8:gc:cycle:full:sweep','v8:gc:cycle:full:sweep:cpp','v8:gc:cycle:full:compact','v8:gc:cycle:full:compact:cpp','v8:gc:cycle:main_thread:full','v8:gc:cycle:main_thread:full:cpp','v8:gc:cycle:main_thread:full:mark','v8:gc:cycle:main_thread:full:mark:cpp','v8:gc:cycle:main_thread:full:weak','v8:gc:cycle:main_thread:full:weak:cpp','v8:gc:cycle:main_thread:full:sweep','v8:gc:cycle:main_thread:full:sweep:cpp','v8:gc:cycle:main_thread:full:compact','v8:gc:cycle:main_thread:full:compact:cpp','v8:gc:event:main_thread:full:atomic','v8:gc:event:main_thread:full:atomic:cpp','v8:gc:event:main_thread:full:atomic:mark','v8:gc:event:main_thread:full:atomic:mark:cpp','v8:gc:event:main_thread:full:atomic:weak','v8:gc:event:main_thread:full:atomic:weak:cpp','v8:gc:event:main_thread:full:atomic:sweep','v8:gc:event:main_thread:full:atomic:sweep:cpp','v8:gc:event:main_thread:full:atomic:compact','v8:gc:event:main_thread:full:atomic:compact:cpp','v8:gc:event:main_thread:full:incremental','v8:gc:event:main_thread:full:incremental:cpp','v8:gc:event:main_thread:full:incremental:mark','v8:gc:event:main_thread:full:incremental:mark:cpp','v8:gc:event:main_thread:full:incremental:sweep','v8:gc:event:main_thread:full:incremental:sweep:cpp','v8:gc:cycle:young','v8:gc:cycle:main_thread:young',];const V8_FULL_ATOMIC_EVENTS=['V8.GCCompactor','V8.GCFinalizeMC','V8.GCFinalizeMCReduceMemory',];const V8_FULL_MARK_EVENTS=['V8.GC_MC_BACKGROUND_MARKING','V8.GC_MC_MARK','V8.GCIncrementalMarking','V8.GCIncrementalMarkingFinalize','V8.GCIncrementalMarkingStart',];const V8_FULL_COMPACT_EVENTS=['V8.GC_MC_BACKGROUND_EVACUATE_COPY','V8.GC_MC_BACKGROUND_EVACUATE_UPDATE_POINTERS','V8.GC_MC_EVACUATE',];const V8_FULL_SWEEP_EVENTS=['V8.GC_MC_BACKGROUND_SWEEPING','V8.GC_MC_SWEEP',];const V8_FULL_WEAK_EVENTS=['V8.GC_MC_CLEAR',];const V8_YOUNG_EVENTS=['V8.GC_SCAVENGER_BACKGROUND_SCAVENGE_PARALLEL','V8.GCScavenger',];const CPP_GC_FULL_MARK_EVENTS=['BlinkGC.AtomicPauseMarkEpilogue','BlinkGC.AtomicPauseMarkPrologue','BlinkGC.AtomicPauseMarkRoots','BlinkGC.AtomicPauseMarkTransitiveClosure','BlinkGC.ConcurrentMarkingStep','BlinkGC.IncrementalMarkingStartMarking','BlinkGC.IncrementalMarkingStep','BlinkGC.MarkBailOutObjects','BlinkGC.MarkFlushEphemeronPairs','BlinkGC.MarkFlushV8References','BlinkGC.UnifiedMarkingStep','CppGC.AtomicMark','CppGC.IncrementalMark','CppGC.ConcurrentMark',];const CPP_GC_FULL_COMPACT_EVENTS=['BlinkGC.AtomicPauseSweepAndCompact','CppGC.AtomicCompact',];const CPP_GC_FULL_SWEEP_EVENTS=['BlinkGC.CompleteSweep','BlinkGC.ConcurrentSweepingStep','BlinkGC.LazySweepInIdle','BlinkGC.LazySweepOnAllocation','CppGC.AtomicSweep','CppGC.IncrementalSweep','CppGC.ConcurrentSweep',];const CPP_GC_FULL_WEAK_EVENTS=['BlinkGC.MarkWeakProcessing','CppGC.AtomicWeak',];const RULES=[{events:V8_FULL_ATOMIC_EVENTS,contribute_to:'full:atomic',},{events:V8_FULL_MARK_EVENTS,inside:V8_FULL_ATOMIC_EVENTS,contribute_to:'full:atomic:mark',},{events:CPP_GC_FULL_MARK_EVENTS,inside:V8_FULL_ATOMIC_EVENTS,contribute_to:'full:atomic:mark:cpp',},{events:V8_FULL_MARK_EVENTS,outside:V8_FULL_ATOMIC_EVENTS,contribute_to:'full:incremental:mark',},{events:CPP_GC_FULL_MARK_EVENTS,outside:V8_FULL_ATOMIC_EVENTS,contribute_to:'full:incremental:mark:cpp',},{events:V8_FULL_COMPACT_EVENTS,inside:V8_FULL_ATOMIC_EVENTS,contribute_to:'full:atomic:compact',},{events:CPP_GC_FULL_COMPACT_EVENTS,inside:V8_FULL_ATOMIC_EVENTS,contribute_to:'full:atomic:compact:cpp',},{events:V8_FULL_SWEEP_EVENTS,inside:V8_FULL_ATOMIC_EVENTS,contribute_to:'full:atomic:sweep',},{events:CPP_GC_FULL_SWEEP_EVENTS,inside:V8_FULL_ATOMIC_EVENTS,contribute_to:'full:atomic:sweep:cpp',},{events:V8_FULL_WEAK_EVENTS,inside:V8_FULL_ATOMIC_EVENTS,contribute_to:'full:atomic:weak',},{events:CPP_GC_FULL_WEAK_EVENTS,inside:V8_FULL_ATOMIC_EVENTS,contribute_to:'full:atomic:weak:cpp',},{events:V8_FULL_SWEEP_EVENTS,outside:V8_FULL_ATOMIC_EVENTS,contribute_to:'full:incremental:sweep',},{events:CPP_GC_FULL_SWEEP_EVENTS,outside:V8_FULL_ATOMIC_EVENTS,contribute_to:'full:incremental:sweep:cpp',},{events:V8_YOUNG_EVENTS,contribute_to:'young:atomic',},];const Granularity={CYCLE:'cycle',EVENT:'event',};const ThreadType={MAIN:'main',BACKGROUND:'background',ALL_THREADS:'all_threads',};class Metric{constructor(name){const parts=name.split(':');this.granularity_=parts[2];assert(this.granularity_===Granularity.CYCLE||this.granularity_===Granularity.EVENT);this.thread_=ThreadType.ALL_THREADS;let phasesIndex=3;if(parts[3]==='main_thread'){this.thread_=ThreadType.MAIN;phasesIndex=4;} +if(parts[3]==='background_threads'){this.thread_=ThreadType.BACKGROUND;phasesIndex=4;} +this.phases_=parts.slice(phasesIndex);const maxValue=this.isPerCycleMetric()?10000:1000;const boundaries=tr.v.HistogramBinBoundaries.createExponential(0.1,maxValue,100);this.histogram=new tr.v.Histogram(name,tr.b.Unit.byName.timeDurationInMs_smallerIsBetter,boundaries);this.histogram.customizeSummaryOptions({avg:true,count:true,max:true,min:false,std:false,sum:this.isPerCycleMetric(),});} +isPerCycleMetric(){return this.granularity_===Granularity.CYCLE;} +isMoreGeneralThanOrEqualTo(phases){const phasesSet=new Set(phases.split(':'));return this.phases_.every(phase=>phasesSet.has(phase));} +contributingEvents(rules,events){const eventsByName=groupBy(events,e=>e.title);function matches(rule,event){function isEnclosing(name){if(!eventsByName.has(name))return false;return eventsByName.get(name).some(e=>encloses(e,event));} +if(!rule.events.includes(event.title)){return false;} +if(rule.inside&&!rule.inside.some(isEnclosing)){return false;} +if(rule.outside&&rule.outside.some(isEnclosing)){return false;} +return true;} +const result=[];for(const event of events){const matching=rules.filter(r=>matches(r,event));if(matching.length===0){continue;} +assert(matching.length===1,`${event.userFriendlyName} matches more than one rule: `+ +JSON.stringify(matching));if(this.isMoreGeneralThanOrEqualTo(matching[0].contribute_to)){result.push(event);}} +return result;} +apply(rules,events,threadTypes){const filtered=this.contributingEvents(rules,events);const eventsByThread=groupBy(filtered,e=>e.parentContainer.tid);let flattened=[];for(const[tid,threadEvents]of eventsByThread){if(this.thread_===ThreadType.ALL_THREADS||this.thread_===threadTypes.get(tid)){flattened=flattened.concat(flatten(threadEvents));}} +if(this.isPerCycleMetric()){let sum=0;for(const event of flattened){sum+=event.cpuDuration;} +if(flattened.length>0){this.histogram.addSample(sum);}}else{for(const event of flattened){this.histogram.addSample(event.cpuDuration);}}}} +function assert(condition,message){if(!condition){throw new Error(message);}} +function groupBy(objects,keyCallback){const result=new Map();for(const object of objects){const group=keyCallback(object);if(result.has(group)){result.get(group).push(object);}else{result.set(group,[object]);}} +return result;} +function eventsMentionedIn(rules){let result=[];for(const rule of rules){result=result.concat(rule.events);if(rule.inside){result=result.concat(rule.inside);} +if(rule.outside){result=result.concat(rule.outside);}} +return result;} +function encloses(event1,event2){return(event1.start-EPSILON<=event2.start&&event2.end<=event1.end+EPSILON);} +function jsExecutionThreadsWithTypes(rendererHelper){const mainThreads=([rendererHelper.mainThread].concat(rendererHelper.dedicatedWorkerThreads).concat(rendererHelper.serviceWorkerThreads));const backgroundThreads=rendererHelper.foregroundWorkerThreads;const threadTypes=new Map();for(const thread of mainThreads){threadTypes.set(thread.tid,ThreadType.MAIN);} +for(const thread of backgroundThreads){threadTypes.set(thread.tid,ThreadType.BACKGROUND);} +return[mainThreads.concat(backgroundThreads),threadTypes];} +function flatten(events){function compareWithEpsilon(a,b){if(a.start<b.start-EPSILON)return-1;if(a.start>b.start+EPSILON)return 1;return b.end-a.end;} +events.sort(compareWithEpsilon);let last=events[0];const result=[last];for(const e of events){if(e.end>last.end+EPSILON){assert(e.start>=last.end-EPSILON,'Overlapping events: '+ +e.userFriendlyName+' '+ +last.userFriendlyName);result.push(e);last=e;}} +return result;} +function groupByEpoch(events){function isV8Event(event){return event.category&&event.category.includes('v8');} +function getEpoch(event){function checkEpochConsistency(epoch,event){if(epoch===null)return;assert(epoch===event.args.epoch,`${event.userFriendlyName} has epoch ${event.args.epoch} `+`which contradicts the epoch of nested events ${epoch}`);} +const result={v8:null,cpp:null};while(event){if('epoch'in event.args){if(isV8Event(event)){checkEpochConsistency(result.v8,event);result.v8=event.args.epoch;}else{checkEpochConsistency(result.cpp,event);result.cpp=event.args.epoch;}} +event=event.parentSlice;} +return result;} +const cppToV8=new Map();for(const event of events){const epoch=getEpoch(event);if(epoch.cpp!==null&&epoch.v8!==null){assert(!cppToV8.has(epoch.cpp)||cppToV8.get(epoch.cpp)===epoch.v8,`CppGC epoch ${epoch.cpp} corresponds to two v8 epochs `+`${cppToV8.get(epoch.cpp)} and ${epoch.v8}. `+`Detected at ${event.userFriendlyName}.`);cppToV8.set(epoch.cpp,epoch.v8);}} +const result=new Map();for(const event of events){const epoch=getEpoch(event);if(epoch.cpp===null&&epoch.v8===null){continue;} +assert(epoch.cpp===null||cppToV8.has(epoch.cpp),`CppGC epoch ${epoch.cpp} doesn't have the corresponding V8 epoch. `+`Detected at ${event.userFriendlyName}`);const key=epoch.v8===null?cppToV8.get(epoch.cpp):epoch.v8;if(result.has(key)){result.get(key).push(event);}else{result.set(key,[event]);}} +return result;} +function addGarbageCollectionMetrics(metricNames,histograms,model){const metrics=metricNames.map(name=>new Metric(name));const gcEventNames=new Set(eventsMentionedIn(RULES));const chromeHelper=model.getOrCreateHelper(tr.model.helpers.ChromeModelHelper);for(const rendererHelper of Object.values(chromeHelper.rendererHelpers)){if(rendererHelper.isChromeTracingUI)continue;const[threads,threadTypes]=jsExecutionThreadsWithTypes(rendererHelper);const events=[];for(const thread of threads){for(const event of thread.sliceGroup.childEvents()){if(gcEventNames.has(event.title)){events.push(event);}}} +for(const cycleEvents of groupByEpoch(events).values()){if(cycleEvents.some(tr.metrics.v8.utils.isForcedGarbageCollectionEvent)){continue;} +for(const metric of metrics){metric.apply(RULES,cycleEvents,threadTypes);}}} +for(const metric of metrics){histograms.addHistogram(metric.histogram);}} +function gcMetric(histograms,model,options){options=options||{};addDurationOfTopEvents(histograms,model);addTotalDurationOfTopEvents(histograms,model);if(options.include_sub_events){addDurationOfSubEvents(histograms,model);} addPercentageInV8ExecuteOfTopEvents(histograms,model);addTotalPercentageInV8Execute(histograms,model);addMarkCompactorMutatorUtilization(histograms,model);addTotalMarkCompactorTime(histograms,model);addTotalMarkCompactorMarkingTime(histograms,model);addScavengerSurvivedFromStackEvents(histograms,model);} tr.metrics.MetricRegistry.register(gcMetric);const timeDurationInMs_smallerIsBetter=tr.b.Unit.byName.timeDurationInMs_smallerIsBetter;const percentage_biggerIsBetter=tr.b.Unit.byName.normalizedPercentage_biggerIsBetter;const percentage_smallerIsBetter=tr.b.Unit.byName.normalizedPercentage_smallerIsBetter;const bytes_smallerIsBetter=tr.b.Unit.byName.sizeInBytes_smallerIsBetter;const CUSTOM_BOUNDARIES=tr.v.HistogramBinBoundaries.createLinear(0,20,200).addExponentialBins(200,100);function createNumericForTopEventTime(name){const n=new tr.v.Histogram(name,timeDurationInMs_smallerIsBetter,CUSTOM_BOUNDARIES);n.customizeSummaryOptions({avg:true,count:true,max:true,min:false,std:true,sum:true,percentile:[0.90]});return n;} function createNumericForSubEventTime(name){const n=new tr.v.Histogram(name,timeDurationInMs_smallerIsBetter,CUSTOM_BOUNDARIES);n.customizeSummaryOptions({avg:true,count:false,max:true,min:false,std:false,sum:false,percentile:[0.90]});return n;} @@ -9005,7 +9077,7 @@ function addTotalPercentageInV8Execute(histograms,model){tr.metrics.v8.utils.gro function addPercentageInV8Execute(histograms,model,name,events){let cpuDurationInV8Execute=0;let cpuDurationTotal=0;events.forEach(function(event){const v8Execute=tr.metrics.v8.utils.findParent(event,tr.metrics.v8.utils.isV8ExecuteEvent);if(v8Execute){cpuDurationInV8Execute+=event.cpuDuration;} cpuDurationTotal+=event.cpuDuration;});const percentage=createPercentage(name+'_percentage_in_v8_execute',cpuDurationInV8Execute,cpuDurationTotal,percentage_smallerIsBetter);histograms.addHistogram(percentage);} function addMarkCompactorMutatorUtilization(histograms,model){const chromeHelper=model.getOrCreateHelper(tr.model.helpers.ChromeModelHelper);const rendererHelpers=Object.values(chromeHelper.rendererHelpers);tr.metrics.v8.utils.addMutatorUtilization('v8-gc-mark-compactor-mmu',tr.metrics.v8.utils.isNotForcedMarkCompactorEvent,[100],rendererHelpers,histograms);} -return{gcMetric,WINDOW_SIZE_MS,};});'use strict';tr.exportTo('tr.metrics.v8',function(){const COUNT_CUSTOM_BOUNDARIES=tr.v.HistogramBinBoundaries.createExponential(1,1000000,50);const DURATION_CUSTOM_BOUNDARIES=tr.v.HistogramBinBoundaries.createExponential(0.1,10000,50);const SUMMARY_OPTIONS={std:false,count:false,sum:false,min:false,max:false,};function convertMicroToMilli_(time){return tr.b.convertUnit(time,tr.b.UnitPrefixScale.METRIC.MICRO,tr.b.UnitPrefixScale.METRIC.MILLI);} +return{gcMetric,WINDOW_SIZE_MS,addGarbageCollectionMetrics,};});'use strict';tr.exportTo('tr.metrics.v8',function(){const COUNT_CUSTOM_BOUNDARIES=tr.v.HistogramBinBoundaries.createExponential(1,1000000,50);const DURATION_CUSTOM_BOUNDARIES=tr.v.HistogramBinBoundaries.createExponential(0.1,10000,50);const SUMMARY_OPTIONS={std:false,count:false,sum:false,min:false,max:false,};function convertMicroToMilli_(time){return tr.b.convertUnit(time,tr.b.UnitPrefixScale.METRIC.MICRO,tr.b.UnitPrefixScale.METRIC.MILLI);} function addDurationHistogram(histogramName,time,histograms){const value=convertMicroToMilli_(time);histograms.createHistogram(`${histogramName}:duration`,tr.b.Unit.byName.timeDurationInMs_smallerIsBetter,{value},{binBoundaries:DURATION_CUSTOM_BOUNDARIES,summaryOptions:SUMMARY_OPTIONS,});} function addCountHistogram(histogramName,value,histograms){histograms.createHistogram(`${histogramName}:count`,tr.b.Unit.byName.count_smallerIsBetter,{value},{binBoundaries:COUNT_CUSTOM_BOUNDARIES,summaryOptions:SUMMARY_OPTIONS});} function runtimeStatsTotalMetric(histograms,model){const v8Slices=tr.metrics.v8.utils.filterEvents(model,ev=>ev instanceof tr.e.v8.V8ThreadSlice);const runtimeGroupCollection=new tr.e.v8.RuntimeStatsGroupCollection();runtimeGroupCollection.addSlices(v8Slices);let overallV8Time=runtimeGroupCollection.totalTime;let overallV8Count=runtimeGroupCollection.totalCount;let mainThreadTime=runtimeGroupCollection.totalTime;let mainThreadCount=runtimeGroupCollection.totalCount;let mainThreadV8Time=runtimeGroupCollection.totalTime;let mainThreadV8Count=runtimeGroupCollection.totalCount;for(const runtimeGroup of runtimeGroupCollection.runtimeGroups){addDurationHistogram(runtimeGroup.name,runtimeGroup.time,histograms);if(runtimeGroup.name==='Blink C++'){overallV8Time-=runtimeGroup.time;mainThreadV8Time-=runtimeGroup.time;}else if(runtimeGroup.name.includes('Background')){mainThreadTime-=runtimeGroup.time;mainThreadV8Time-=runtimeGroup.time;} @@ -9015,12 +9087,16 @@ addDurationHistogram('V8-Only',overallV8Time,histograms);addCountHistogram('V8-O tr.metrics.MetricRegistry.register(runtimeStatsTotalMetric);return{runtimeStatsTotalMetric,};});'use strict';tr.exportTo('tr.metrics.v8',function(){function v8AndMemoryMetrics(histograms,model){tr.metrics.v8.executionMetric(histograms,model);tr.metrics.v8.gcMetric(histograms,model);tr.metrics.sh.memoryMetric(histograms,model,{rangeOfInterest:tr.metrics.v8.utils.rangeForMemoryDumps(model)});} tr.metrics.MetricRegistry.register(v8AndMemoryMetrics);return{v8AndMemoryMetrics,};});'use strict';tr.exportTo('tr.metrics.v8',function(){function computeSyncInstantiationTimeMetric(histograms,wasmEvents){if(!wasmEvents.hasOwnProperty('wasm.SyncInstantiate'))return;const wasmSyncInstantiationTimeCPU=new tr.v.Histogram('v8:wasm:sync_instantiate:cpu_time',tr.b.Unit.byName.timeDurationInMs_smallerIsBetter);wasmSyncInstantiationTimeCPU.description='cpu time spent instantiating a WebAssembly module';const wasmSyncInstantiationTimeWall=new tr.v.Histogram('v8:wasm:sync_instantiate:wall_time',tr.b.Unit.byName.timeDurationInMs_smallerIsBetter);wasmSyncInstantiationTimeWall.description='wall time spent instantiating a WebAssembly module';for(const e of wasmEvents['wasm.SyncInstantiate']){wasmSyncInstantiationTimeCPU.addSample(e.cpuDuration);wasmSyncInstantiationTimeWall.addSample(e.duration);} histograms.addHistogram(wasmSyncInstantiationTimeCPU);histograms.addHistogram(wasmSyncInstantiationTimeWall);} +function computeSyncCompileTimeMetric(histograms,wasmEvents){if(!wasmEvents.hasOwnProperty('wasm.SyncCompile'))return;const wasmSyncCompileTimeCPU=new tr.v.Histogram('v8:wasm:sync_compile:cpu_time',tr.b.Unit.byName.timeDurationInMs_smallerIsBetter);wasmSyncCompileTimeCPU.description='cpu time spent compiling a WebAssembly module synchronously';const wasmSyncCompileTimeWall=new tr.v.Histogram('v8:wasm:sync_compile:wall_time',tr.b.Unit.byName.timeDurationInMs_smallerIsBetter);wasmSyncCompileTimeWall.description='wall time spent compiling a WebAssembly module synchronously';for(const e of wasmEvents['wasm.SyncCompile']){wasmSyncCompileTimeCPU.addSample(e.cpuDuration);wasmSyncCompileTimeWall.addSample(e.duration);} +histograms.addHistogram(wasmSyncCompileTimeCPU);histograms.addHistogram(wasmSyncCompileTimeWall);} function computeStreamingBaselineCompileTimeMetric(histograms,wasmEvents){if(!wasmEvents.hasOwnProperty('wasm.StartStreamingCompilation')||!wasmEvents.hasOwnProperty('wasm.BaselineFinished')){return;} -const histogram=new tr.v.Histogram('v8:wasm:streaming_baseline_compilation:wall_time',tr.b.Unit.byName.timeDurationInMs_smallerIsBetter);const compilationStart=wasmEvents['wasm.StartStreamingCompilation'][0].start;const compilationEnd=wasmEvents['wasm.BaselineFinished'][0].end;histogram.addSample(compilationEnd-compilationStart);histograms.addHistogram(histogram);} +const histogram=new tr.v.Histogram('v8:wasm:streaming_baseline_compilation:wall_time',tr.b.Unit.byName.timeDurationInMs_smallerIsBetter);for(const endEvent of wasmEvents['wasm.BaselineFinished']){const compilationEnd=endEvent.end;const startEvent=wasmEvents['wasm.StartStreamingCompilation'].find(e=>e.args.id===endEvent.args.id);if(!startEvent)continue;const compilationStart=startEvent.start;histogram.addSample(compilationEnd-compilationStart);} +histograms.addHistogram(histogram);} function computeCompilationTierupWallTimeMetric(histograms,wasmEvents){if(!wasmEvents.hasOwnProperty('wasm.BaselineFinished')||!wasmEvents.hasOwnProperty('wasm.TopTierFinished')){return;} -const histogram=new tr.v.Histogram('v8:wasm:compilation_tierup:wall_time',tr.b.Unit.byName.timeDurationInMs_smallerIsBetter);const tierupStart=wasmEvents['wasm.BaselineFinished'][0].start;const tierupEnd=wasmEvents['wasm.TopTierFinished'][0].end;histogram.addSample(tierupEnd-tierupStart);histograms.addHistogram(histogram);} +const histogram=new tr.v.Histogram('v8:wasm:compilation_tierup:wall_time',tr.b.Unit.byName.timeDurationInMs_smallerIsBetter);for(const endEvent of wasmEvents['wasm.TopTierFinished']){const tierupEnd=endEvent.end;const startEvent=wasmEvents['wasm.BaselineFinished'].find(e=>e.args.id===endEvent.args.id);if(!startEvent)continue;const tierupStart=startEvent.start;histogram.addSample(tierupEnd-tierupStart);} +histograms.addHistogram(histogram);} function collectWasmEvents(model){const wasmEvents=tr.metrics.v8.utils.filterAndOrderEvents(model,event=>event.title.startsWith('wasm.'),event=>event.title);return wasmEvents;} -function wasmMetric(histograms,model){const wasmEvents=collectWasmEvents(model);computeSyncInstantiationTimeMetric(histograms,wasmEvents);computeStreamingBaselineCompileTimeMetric(histograms,wasmEvents);computeCompilationTierupWallTimeMetric(histograms,wasmEvents);} +function wasmMetric(histograms,model){const wasmEvents=collectWasmEvents(model);computeSyncInstantiationTimeMetric(histograms,wasmEvents);computeSyncCompileTimeMetric(histograms,wasmEvents);computeStreamingBaselineCompileTimeMetric(histograms,wasmEvents);computeCompilationTierupWallTimeMetric(histograms,wasmEvents);} tr.metrics.MetricRegistry.register(wasmMetric);return{wasmMetric,};});'use strict';tr.exportTo('tr.metrics.vr',function(){const VR_GL_THREAD_NAME='VrShellGL';function createHistograms(histograms,name,options,hasCpuTime){const createdHistograms={wall:histograms.createHistogram(name+'_wall',tr.b.Unit.byName.timeDurationInMs_smallerIsBetter,[],options)};if(hasCpuTime){createdHistograms.cpu=histograms.createHistogram(name+'_cpu',tr.b.Unit.byName.timeDurationInMs_smallerIsBetter,[],options);} return createdHistograms;} function frameCycleDurationMetric(histograms,model,opt_options){const histogramsByEventTitle=new Map();const expectationEvents=tr.importer.VR_EXPECTATION_EVENTS;for(const eventName in expectationEvents){const extraInfo=expectationEvents[eventName];histogramsByEventTitle.set(eventName,createHistograms(histograms,extraInfo.histogramName,{description:extraInfo.description},extraInfo.hasCpuTime));} @@ -9399,9 +9475,9 @@ const linkEl=tr.ui.b.createLink(link);if(link.href){linkEl.target='_blank';linkE this.$.links.appendChild(linkEl);}}});return{};});'use strict';tr.exportTo('tr.v.ui',function(){Polymer({is:'tr-v-ui-related-event-set-span',behaviors:[tr.v.ui.DIAGNOSTIC_SPAN_BEHAVIOR],updateContents_(){Polymer.dom(this).textContent='';const events=new tr.model.EventSet([...this.diagnostic]);const link=document.createElement('tr-ui-a-analysis-link');let label=events.length+' events';if(events.length===1){const event=tr.b.getOnlyElement(events);label=event.title+' ';label+=tr.b.Unit.byName.timeDurationInMs.format(event.duration);} link.setSelectionAndContent(events,label);Polymer.dom(this).appendChild(link);}});return{};});'use strict';tr.exportTo('tr.v.ui',function(){Polymer({is:'tr-v-ui-scalar-diagnostic-span',behaviors:[tr.v.ui.DIAGNOSTIC_SPAN_BEHAVIOR],updateContents_(){this.$.scalar.setValueAndUnit(this.diagnostic.value.value,this.diagnostic.value.unit);}});return{};});'use strict';tr.exportTo('tr.v.ui',function(){Polymer({is:'tr-v-ui-unmergeable-diagnostic-set-span',behaviors:[tr.v.ui.DIAGNOSTIC_SPAN_BEHAVIOR],updateContents_(){Polymer.dom(this).textContent='';for(const diagnostic of this.diagnostic){if(diagnostic instanceof tr.v.d.RelatedNameMap)continue;const div=document.createElement('div');div.appendChild(tr.v.ui.createDiagnosticSpan(diagnostic,this.name_,this.histogram_));Polymer.dom(this).appendChild(div);}}});return{};});'use strict';tr.exportTo('tr.v.ui',function(){function findElementNameForDiagnostic(diagnostic){let typeInfo=undefined;let curProto=diagnostic.constructor.prototype;while(curProto){typeInfo=tr.v.d.Diagnostic.findTypeInfo(curProto.constructor);if(typeInfo&&typeInfo.metadata.elementName)break;typeInfo=undefined;curProto=curProto.__proto__;} if(typeInfo===undefined){throw new Error(diagnostic.constructor.name+' or a base class must have a registered elementName');} -const tagName=typeInfo.metadata.elementName;if(tr.ui.b.isUnknownElementName(tagName)){throw new Error('Element not registered: '+tagName);} -return tagName;} -function createDiagnosticSpan(diagnostic,name,histogram){const tagName=findElementNameForDiagnostic(diagnostic);const span=document.createElement(tagName);if(span.build===undefined)throw new Error(tagName);span.build(diagnostic,name,histogram);return span;} +return typeInfo.metadata.elementName;} +function createDiagnosticSpan(diagnostic,name,histogram){const tagName=findElementNameForDiagnostic(diagnostic);const span=document.createElement(tagName);if(span instanceof HTMLUnknownElement){throw new Error('Element not registered: '+tagName);} +if(span.build===undefined)throw new Error(tagName);span.build(diagnostic,name,histogram);return span;} return{createDiagnosticSpan,};});'use strict';tr.exportTo('tr.v.ui',function(){function makeColumn(title,histogram){return{title,value(map){const diagnostic=map.get(title);if(!diagnostic)return'';return tr.v.ui.createDiagnosticSpan(diagnostic,title,histogram);}};} Polymer({is:'tr-v-ui-diagnostic-map-table',created(){this.diagnosticMaps_=undefined;this.histogram_=undefined;this.isMetadata_=false;},set histogram(h){this.histogram_=h;},set isMetadata(m){this.isMetadata_=m;this.$.table.showHeader=!this.isMetadata_;},set diagnosticMaps(maps){this.diagnosticMaps_=maps;this.updateContents_();},get diagnosticMaps(){return this.diagnosticMaps_;},updateContents_(){if(this.isMetadata_&&this.diagnosticMaps_.length!==1){throw new Error('Metadata diagnostic-map-tables require exactly 1 DiagnosticMap');} if(this.diagnosticMaps_===undefined||this.diagnosticMaps_.length===0){this.$.table.tableRows=[];this.$.table.tableColumns=[];return;} @@ -9730,7 +9806,8 @@ const rowsWithHeadings=[];for(const subGroup of this.group_.viewSubGroups){const for(let i=0;i<subGroupRows.length;i++){rowsWithHeadings.push({row:subGroupRows[i],heading:(i===0?subGroup.title:'')});}} this.setPrebuiltSubRows(this.group_,rowsWithHeadings);}};function stripSlice_(slice){if(slice.subSlices!==undefined&&slice.subSlices.length===1){const subSlice=slice.subSlices[0];if(tr.b.math.approximately(subSlice.start,slice.start,1)&&tr.b.math.approximately(subSlice.duration,slice.duration,1)){return subSlice;}} return slice;} -function makeLevelSubRows_(slices){const rows=[];const putSlice=(slice,level)=>{while(rows.length<=level){rows.push([]);} +function makeLevelSubRows_(slices){const rows=[];const putSlice=(slice,level)=>{if(slice.hidden){return;} +while(rows.length<=level){rows.push([]);} rows[level].push(slice);};const putSliceRecursively=(slice,level)=>{putSlice(slice,level);if(slice.subSlices!==undefined){for(const subSlice of slice.subSlices){putSliceRecursively(subSlice,level+1);}}};for(const slice of slices){putSliceRecursively(stripSlice_(slice),0);} return rows;} function groupAsyncSlicesIntoSubRows(slices,opt_skipSort){if(!opt_skipSort){slices.sort((x,y)=>x.start-y.start);} @@ -9873,9 +9950,9 @@ this.removeAttribute('expanded');unsupportedLabelEls.push(labelEl);}} for(const labelEl of unsupportedLabelEls){Polymer.dom(this.tabStrip_).appendChild(labelEl);} if(previouslyActivePanelType&&supportedPanelTypes.includes(previouslyActivePanelType)){this.activePanelType=previouslyActivePanelType;Polymer.dom(this).setAttribute('expanded',true);}else{if(this.activePanel){Polymer.dom(this.activePanelContainer_).removeChild(this.activePanel);} Polymer.dom(this).removeAttribute('expanded');}},get rangeOfInterest(){return this.rangeOfInterest_;},set rangeOfInterest(range){if(range===undefined){throw new Error('Must not be undefined');} -this.rangeOfInterest_=range;if(this.activePanel){this.activePanel.rangeOfInterest=range;}}});'use strict';Polymer({is:'tr-ui-timeline-view-help-overlay',ready(){const mod=tr.isMac?'cmd ':'ctrl';const spans=Polymer.dom(this.root).querySelectorAll('span.mod');for(let i=0;i<spans.length;i++){Polymer.dom(spans[i]).textContent=mod;}}});'use strict';Polymer({is:'tr-ui-timeline-view-metadata-overlay',created(){this.metadata_=undefined;},ready(){this.$.table.tableColumns=[{title:'name',value:d=>d.name,},{title:'value',value:d=>{const gov=document.createElement('tr-ui-a-generic-object-view');gov.object=d.value;return gov;},}];},get metadata(){return this.metadata_;},set metadata(metadata){this.metadata_=metadata;this.$.table.tableRows=this.metadata_;this.$.table.rebuild();}});'use strict';Polymer({is:'tr-v-ui-preferred-display-unit',ready(){this.preferredTimeDisplayMode_=undefined;},attached(){tr.b.Unit.didPreferredTimeDisplayUnitChange();},detached(){tr.b.Unit.didPreferredTimeDisplayUnitChange();},get preferredTimeDisplayMode(){return this.preferredTimeDisplayMode_;},set preferredTimeDisplayMode(v){if(this.preferredTimeDisplayMode_===v)return;this.preferredTimeDisplayMode_=v;tr.b.Unit.didPreferredTimeDisplayUnitChange();}});'use strict';const POLYFILL_WARNING_MESSAGE='Trace Viewer is running with WebComponentsV0 polyfill, and some '+'features may be broken. As a workaround, you may try running chrome '+'with "--enable-blink-features=ShadowDOMV0,CustomElementsV0,HTMLImports" '+'flag. See crbug.com/1036492.';Polymer({is:'tr-ui-timeline-view',created(){this.trackViewContainer_=undefined;this.queuedModel_=undefined;this.builtPromise_=undefined;this.doneBuilding_=undefined;},attached(){this.async(function(){this.trackViewContainer_=Polymer.dom(this).querySelector('#track_view_container');if(!this.trackViewContainer_){throw new Error('missing trackviewContainer');} +this.rangeOfInterest_=range;if(this.activePanel){this.activePanel.rangeOfInterest=range;}}});'use strict';Polymer({is:'tr-ui-timeline-view-help-overlay',ready(){const mod=tr.isMac?'cmd ':'ctrl';const spans=Polymer.dom(this.root).querySelectorAll('span.mod');for(let i=0;i<spans.length;i++){Polymer.dom(spans[i]).textContent=mod;}}});'use strict';Polymer({is:'tr-ui-timeline-view-metadata-overlay',created(){this.metadata_=undefined;},ready(){this.$.table.tableColumns=[{title:'name',value:d=>d.name,},{title:'value',value:d=>{const gov=document.createElement('tr-ui-a-generic-object-view');gov.object=d.value;return gov;},}];},get metadata(){return this.metadata_;},set metadata(metadata){this.metadata_=metadata;this.$.table.tableRows=this.metadata_;this.$.table.rebuild();}});'use strict';Polymer({is:'tr-v-ui-preferred-display-unit',ready(){this.preferredTimeDisplayMode_=undefined;},attached(){tr.b.Unit.didPreferredTimeDisplayUnitChange();},detached(){tr.b.Unit.didPreferredTimeDisplayUnitChange();},get preferredTimeDisplayMode(){return this.preferredTimeDisplayMode_;},set preferredTimeDisplayMode(v){if(this.preferredTimeDisplayMode_===v)return;this.preferredTimeDisplayMode_=v;tr.b.Unit.didPreferredTimeDisplayUnitChange();}});'use strict';const POLYFILL_WARNING_MESSAGE='Trace Viewer is running with WebComponentsV0 polyfill, and some '+'features may be broken. See crbug.com/1036492.';Polymer({is:'tr-ui-timeline-view',created(){this.trackViewContainer_=undefined;this.queuedModel_=undefined;this.builtPromise_=undefined;this.doneBuilding_=undefined;},attached(){this.async(function(){this.trackViewContainer_=Polymer.dom(this).querySelector('#track_view_container');if(!this.trackViewContainer_){throw new Error('missing trackviewContainer');} if(this.queuedModel_)this.updateContents_();});},ready(){this.tabIndex=0;this.polyfillWarnedOnce_=false;this.titleEl_=this.$.title;this.leftControlsEl_=this.$.left_controls;this.rightControlsEl_=this.$.right_controls;this.collapsingControlsEl_=this.$.collapsing_controls;this.sidePanelContainer_=this.$.side_panel_container;this.brushingStateController_=new tr.c.BrushingStateController(this);this.findCtl_=this.$.view_find_control;this.findCtl_.controller=new tr.ui.FindController(this.brushingStateController_);this.scriptingCtl_=document.createElement('tr-ui-scripting-control');this.scriptingCtl_.controller=new tr.c.ScriptingController(this.brushingStateController_);this.sidePanelContainer_.brushingStateController=this.brushingStateController_;if(window.tr.metrics&&window.tr.metrics.sh&&window.tr.metrics.sh.SystemHealthMetric){this.railScoreSpan_=document.createElement('tr-metrics-ui-sh-system-health-span');Polymer.dom(this.rightControls).appendChild(this.railScoreSpan_);}else{this.railScoreSpan_=undefined;} -this.flowEventFilter_=this.$.flow_event_filter_dropdown;this.processFilter_=this.$.process_filter_dropdown;this.optionsDropdown_=this.$.view_options_dropdown;this.selectedFlowEvents_=new Set();this.highlightVSync_=false;this.highlightVSyncCheckbox_=tr.ui.b.createCheckBox(this,'highlightVSync','tr.ui.TimelineView.highlightVSync',false,'Highlight VSync');Polymer.dom(this.optionsDropdown_).appendChild(this.highlightVSyncCheckbox_);this.initMetadataButton_();this.initConsoleButton_();this.initHelpButton_();Polymer.dom(this.collapsingControls).appendChild(this.scriptingCtl_);this.dragEl_=this.$.drag_handle;this.analysisEl_=this.$.analysis;this.analysisEl_.brushingStateController=this.brushingStateController_;this.addEventListener('requestSelectionChange',function(e){const sc=this.brushingStateController_;sc.changeSelectionFromRequestSelectionChangeEvent(e.selection);}.bind(this));this.onViewportChanged_=this.onViewportChanged_.bind(this);this.bindKeyListeners_();this.dragEl_.target=this.analysisEl_;},get globalMode(){return this.hotkeyController.globalMode;},set globalMode(globalMode){globalMode=!!globalMode;this.brushingStateController_.historyEnabled=globalMode;this.hotkeyController.globalMode=globalMode;},get hotkeyController(){return this.$.hkc;},warnPolyfill(){if(this.polyfillWarnedOnce_)return;console.warn(POLYFILL_WARNING_MESSAGE);this.polyfillWarnedOnce_=true;if(!window.__hideTraceViewerPolyfillWarning){const polyfillWarningsEl=Polymer.dom(this.root).querySelector('#polyfill-warning');polyfillWarningsEl.addMessage(POLYFILL_WARNING_MESSAGE,[{buttonText:'Hide',onClick:()=>polyfillWarningsEl.clearMessages()}]);}},updateDocumentFavicon(){let hue;if(!this.model){hue='blue';}else{hue=this.model.faviconHue;} +this.flowEventFilter_=this.$.flow_event_filter_dropdown;this.processFilter_=this.$.process_filter_dropdown;this.optionsDropdown_=this.$.view_options_dropdown;this.selectedFlowEvents_=new Set();this.highlightVSync_=false;this.highlightVSyncCheckbox_=tr.ui.b.createCheckBox(this,'highlightVSync','tr.ui.TimelineView.highlightVSync',false,'Highlight VSync');Polymer.dom(this.optionsDropdown_).appendChild(this.highlightVSyncCheckbox_);this.initMetadataButton_();this.initConsoleButton_();this.initHelpButton_();Polymer.dom(this.collapsingControls).appendChild(this.scriptingCtl_);this.dragEl_=this.$.drag_handle;this.analysisEl_=this.$.analysis;this.analysisEl_.brushingStateController=this.brushingStateController_;this.addEventListener('requestSelectionChange',function(e){const sc=this.brushingStateController_;sc.changeSelectionFromRequestSelectionChangeEvent(e.selection);}.bind(this));this.onViewportChanged_=this.onViewportChanged_.bind(this);this.bindKeyListeners_();this.dragEl_.target=this.analysisEl_;},get globalMode(){return this.hotkeyController.globalMode;},set globalMode(globalMode){globalMode=!!globalMode;this.brushingStateController_.historyEnabled=globalMode;this.hotkeyController.globalMode=globalMode;},get hotkeyController(){return this.$.hkc;},warnPolyfill(){if(this.polyfillWarnedOnce_)return;console.warn(POLYFILL_WARNING_MESSAGE);this.polyfillWarnedOnce_=true;},updateDocumentFavicon(){let hue;if(!this.model){hue='blue';}else{hue=this.model.faviconHue;} let faviconData=tr.ui.b.FaviconsByHue[hue];if(faviconData===undefined){faviconData=tr.ui.b.FaviconsByHue.blue;} let link=Polymer.dom(document.head).querySelector('link[rel="shortcut icon"]');if(!link){link=document.createElement('link');link.rel='shortcut icon';Polymer.dom(document.head).appendChild(link);} link.href=faviconData;},get selectedFlowEvents(){return this.selectedFlowEvents_;},set selectedFlowEvents(selectedFlowEvents){this.selectedFlowEvents_=selectedFlowEvents;},get highlightVSync(){return this.highlightVSync_;},set highlightVSync(highlightVSync){this.highlightVSync_=highlightVSync;if(!this.trackView_)return;this.trackView_.viewport.highlightVSync=highlightVSync;},initHelpButton_(){const helpButtonEl=this.$.view_help_button;const dlg=new tr.ui.b.Overlay();dlg.title='Chrome Tracing Help';dlg.visible=false;dlg.appendChild(document.createElement('tr-ui-timeline-view-help-overlay'));function onClick(e){dlg.visible=!dlg.visible;e.stopPropagation();} @@ -9954,7 +10031,8 @@ if(metadata.name==='metadata'&&metadata.value&&metadata.value['trace-config']&&m if(config){return{excluded:config.excluded_categories||[],included:config.included_categories||[],};}}} function validateTraceCategories(requiredCategories,categories){if(!requiredCategories)return;if(!categories)throw new Error('Missing trace config metadata');for(const cat of requiredCategories){const isDisabledByDefault=(cat.indexOf('disabled-by-default')===0);let missing=false;if(isDisabledByDefault){if(!categories.included.includes(cat)){missing=true;}}else if(categories.excluded.includes(cat)){missing=true;} if(missing){throw new Error(`Trace is missing required category "${cat}"`);}}} -function validateDiagnosticNames(histograms){for(const hist of histograms){for(const name of hist.diagnostics.keys()){if(tr.v.d.RESERVED_NAMES_SET.has(name)){throw new Error(`Illegal diagnostic name "${name}" on Histogram "${hist.name}"`);}}}} +function validateDiagnosticNames(histograms){for(const hist of histograms){for(const name of hist.diagnostics.keys()){if(name===tr.v.d.RESERVED_NAMES.ALERT_GROUPING){continue;} +if(tr.v.d.RESERVED_NAMES_SET.has(name)){throw new Error(`Illegal diagnostic name "${name}" on Histogram "${hist.name}"`);}}}} function addTelemetryInfo(histograms,model){for(const metadata of model.metadata){if(!metadata.value||!metadata.value.telemetry)continue;for(const[name,value]of Object.entries(metadata.value.telemetry)){const type=tr.v.d.RESERVED_NAMES_TO_TYPES.get(name);if(type===undefined){throw new Error(`Unexpected telemetry.${name}`);} histograms.addSharedDiagnosticToAllHistograms(name,new type(value));}}} function metricMapFunction(result,model,options){const histograms=runMetrics(model,options,result.addFailure.bind(result));addTelemetryInfo(histograms,model);if(model.canonicalUrl!==undefined){const info=tr.v.d.RESERVED_INFOS.TRACE_URLS;histograms.addSharedDiagnosticToAllHistograms(info.name,new info.type([model.canonicalUrl]));} |