diff options
author | The Android Open Source Project <initial-contribution@android.com> | 2009-03-03 18:29:04 -0800 |
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committer | The Android Open Source Project <initial-contribution@android.com> | 2009-03-03 18:29:04 -0800 |
commit | 19ddb4b1680760e2d6863c3003976882ebd9d0fa (patch) | |
tree | 4b825dc642cb6eb9a060e54bf8d69288fbee4904 /procmem | |
parent | dbdf1561ad9b4c6100fb93028929ece02bf66a74 (diff) | |
download | extras-19ddb4b1680760e2d6863c3003976882ebd9d0fa.tar.gz |
auto import from //depot/cupcake/@135843
Diffstat (limited to 'procmem')
-rw-r--r-- | procmem/Android.mk | 30 | ||||
-rw-r--r-- | procmem/MODULE_LICENSE_APACHE2 | 0 | ||||
-rw-r--r-- | procmem/NOTICE | 190 | ||||
-rw-r--r-- | procmem/procmem.c | 322 |
4 files changed, 0 insertions, 542 deletions
diff --git a/procmem/Android.mk b/procmem/Android.mk deleted file mode 100644 index ffd56604..00000000 --- a/procmem/Android.mk +++ /dev/null @@ -1,30 +0,0 @@ -# Copyright (C) 2008 The Android Open Source Project -# -# Licensed under the Apache License, Version 2.0 (the "License"); -# you may not use this file except in compliance with the License. -# You may obtain a copy of the License at -# -# http://www.apache.org/licenses/LICENSE-2.0 -# -# Unless required by applicable law or agreed to in writing, software -# distributed under the License is distributed on an "AS IS" BASIS, -# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -# See the License for the specific language governing permissions and -# limitations under the License. - -LOCAL_PATH:= $(call my-dir) -include $(CLEAR_VARS) - -LOCAL_SRC_FILES := procmem.c - -LOCAL_C_INCLUDES := $(call include-path-for, libpagemap) - -LOCAL_SHARED_LIBRARIES := libpagemap - -LOCAL_MODULE := procmem - -LOCAL_MODULE_PATH := $(TARGET_OUT_OPTIONAL_EXECUTABLES) - -LOCAL_MODULE_TAGS := debug - -include $(BUILD_EXECUTABLE) diff --git a/procmem/MODULE_LICENSE_APACHE2 b/procmem/MODULE_LICENSE_APACHE2 deleted file mode 100644 index e69de29b..00000000 --- a/procmem/MODULE_LICENSE_APACHE2 +++ /dev/null diff --git a/procmem/NOTICE b/procmem/NOTICE deleted file mode 100644 index c5b1efa7..00000000 --- a/procmem/NOTICE +++ /dev/null @@ -1,190 +0,0 @@ - - Copyright (c) 2005-2008, The Android Open Source Project - - Licensed under the Apache License, Version 2.0 (the "License"); - you may not use this file except in compliance with the License. - - Unless required by applicable law or agreed to in writing, software - distributed under the License is distributed on an "AS IS" BASIS, - WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - See the License for the specific language governing permissions and - limitations under the License. - - - Apache License - Version 2.0, January 2004 - http://www.apache.org/licenses/ - - TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION - - 1. Definitions. - - "License" shall mean the terms and conditions for use, reproduction, - and distribution as defined by Sections 1 through 9 of this document. - - "Licensor" shall mean the copyright owner or entity authorized by - the copyright owner that is granting the License. - - "Legal Entity" shall mean the union of the acting entity and all - other entities that control, are controlled by, or are under common - control with that entity. For the purposes of this definition, - "control" means (i) the power, direct or indirect, to cause the - direction or management of such entity, whether by contract or - otherwise, or (ii) ownership of fifty percent (50%) or more of the - outstanding shares, or (iii) beneficial ownership of such entity. - - "You" (or "Your") shall mean an individual or Legal Entity - exercising permissions granted by this License. - - "Source" form shall mean the preferred form for making modifications, - including but not limited to software source code, documentation - source, and configuration files. - - "Object" form shall mean any form resulting from mechanical - transformation or translation of a Source form, including but - not limited to compiled object code, generated documentation, - and conversions to other media types. - - "Work" shall mean the work of authorship, whether in Source or - Object form, made available under the License, as indicated by a - copyright notice that is included in or attached to the work - (an example is provided in the Appendix below). - - "Derivative Works" shall mean any work, whether in Source or Object - form, that is based on (or derived from) the Work and for which the - editorial revisions, annotations, elaborations, or other modifications - represent, as a whole, an original work of authorship. For the purposes - of this License, Derivative Works shall not include works that remain - separable from, or merely link (or bind by name) to the interfaces of, - the Work and Derivative Works thereof. - - "Contribution" shall mean any work of authorship, including - the original version of the Work and any modifications or additions - to that Work or Derivative Works thereof, that is intentionally - submitted to Licensor for inclusion in the Work by the copyright owner - or by an individual or Legal Entity authorized to submit on behalf of - the copyright owner. For the purposes of this definition, "submitted" - means any form of electronic, verbal, or written communication sent - to the Licensor or its representatives, including but not limited to - communication on electronic mailing lists, source code control systems, - and issue tracking systems that are managed by, or on behalf of, the - Licensor for the purpose of discussing and improving the Work, but - excluding communication that is conspicuously marked or otherwise - designated in writing by the copyright owner as "Not a Contribution." - - "Contributor" shall mean Licensor and any individual or Legal Entity - on behalf of whom a Contribution has been received by Licensor and - subsequently incorporated within the Work. - - 2. Grant of Copyright License. Subject to the terms and conditions of - this License, each Contributor hereby grants to You a perpetual, - worldwide, non-exclusive, no-charge, royalty-free, irrevocable - copyright license to reproduce, prepare Derivative Works of, - publicly display, publicly perform, sublicense, and distribute the - Work and such Derivative Works in Source or Object form. - - 3. Grant of Patent License. Subject to the terms and conditions of - this License, each Contributor hereby grants to You a perpetual, - worldwide, non-exclusive, no-charge, royalty-free, irrevocable - (except as stated in this section) patent license to make, have made, - use, offer to sell, sell, import, and otherwise transfer the Work, - where such license applies only to those patent claims licensable - by such Contributor that are necessarily infringed by their - Contribution(s) alone or by combination of their Contribution(s) - with the Work to which such Contribution(s) was submitted. If You - institute patent litigation against any entity (including a - cross-claim or counterclaim in a lawsuit) alleging that the Work - or a Contribution incorporated within the Work constitutes direct - or contributory patent infringement, then any patent licenses - granted to You under this License for that Work shall terminate - as of the date such litigation is filed. - - 4. Redistribution. You may reproduce and distribute copies of the - Work or Derivative Works thereof in any medium, with or without - modifications, and in Source or Object form, provided that You - meet the following conditions: - - (a) You must give any other recipients of the Work or - Derivative Works a copy of this License; and - - (b) You must cause any modified files to carry prominent notices - stating that You changed the files; and - - (c) You must retain, in the Source form of any Derivative Works - that You distribute, all copyright, patent, trademark, and - attribution notices from the Source form of the Work, - excluding those notices that do not pertain to any part of - the Derivative Works; and - - (d) If the Work includes a "NOTICE" text file as part of its - distribution, then any Derivative Works that You distribute must - include a readable copy of the attribution notices contained - within such NOTICE file, excluding those notices that do not - pertain to any part of the Derivative Works, in at least one - of the following places: within a NOTICE text file distributed - as part of the Derivative Works; within the Source form or - documentation, if provided along with the Derivative Works; or, - within a display generated by the Derivative Works, if and - wherever such third-party notices normally appear. The contents - of the NOTICE file are for informational purposes only and - do not modify the License. You may add Your own attribution - notices within Derivative Works that You distribute, alongside - or as an addendum to the NOTICE text from the Work, provided - that such additional attribution notices cannot be construed - as modifying the License. - - You may add Your own copyright statement to Your modifications and - may provide additional or different license terms and conditions - for use, reproduction, or distribution of Your modifications, or - for any such Derivative Works as a whole, provided Your use, - reproduction, and distribution of the Work otherwise complies with - the conditions stated in this License. - - 5. Submission of Contributions. Unless You explicitly state otherwise, - any Contribution intentionally submitted for inclusion in the Work - by You to the Licensor shall be under the terms and conditions of - this License, without any additional terms or conditions. - Notwithstanding the above, nothing herein shall supersede or modify - the terms of any separate license agreement you may have executed - with Licensor regarding such Contributions. - - 6. Trademarks. This License does not grant permission to use the trade - names, trademarks, service marks, or product names of the Licensor, - except as required for reasonable and customary use in describing the - origin of the Work and reproducing the content of the NOTICE file. - - 7. Disclaimer of Warranty. Unless required by applicable law or - agreed to in writing, Licensor provides the Work (and each - Contributor provides its Contributions) on an "AS IS" BASIS, - WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or - implied, including, without limitation, any warranties or conditions - of TITLE, NON-INFRINGEMENT, MERCHANTABILITY, or FITNESS FOR A - PARTICULAR PURPOSE. You are solely responsible for determining the - appropriateness of using or redistributing the Work and assume any - risks associated with Your exercise of permissions under this License. - - 8. Limitation of Liability. In no event and under no legal theory, - whether in tort (including negligence), contract, or otherwise, - unless required by applicable law (such as deliberate and grossly - negligent acts) or agreed to in writing, shall any Contributor be - liable to You for damages, including any direct, indirect, special, - incidental, or consequential damages of any character arising as a - result of this License or out of the use or inability to use the - Work (including but not limited to damages for loss of goodwill, - work stoppage, computer failure or malfunction, or any and all - other commercial damages or losses), even if such Contributor - has been advised of the possibility of such damages. - - 9. Accepting Warranty or Additional Liability. While redistributing - the Work or Derivative Works thereof, You may choose to offer, - and charge a fee for, acceptance of support, warranty, indemnity, - or other liability obligations and/or rights consistent with this - License. However, in accepting such obligations, You may act only - on Your own behalf and on Your sole responsibility, not on behalf - of any other Contributor, and only if You agree to indemnify, - defend, and hold each Contributor harmless for any liability - incurred by, or claims asserted against, such Contributor by reason - of your accepting any such warranty or additional liability. - - END OF TERMS AND CONDITIONS - diff --git a/procmem/procmem.c b/procmem/procmem.c deleted file mode 100644 index 03c9f51f..00000000 --- a/procmem/procmem.c +++ /dev/null @@ -1,322 +0,0 @@ -/* - * Copyright (C) 2008 The Android Open Source Project - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -#include <errno.h> -#include <stdint.h> -#include <stdio.h> -#include <stdlib.h> - -#include <pagemap/pagemap.h> - -/* Information about a single mapping */ -struct map_info { - pm_map_t *map; - pm_memusage_t usage; - /* page counts */ - unsigned long shared_clean; - unsigned long shared_dirty; - unsigned long private_clean; - unsigned long private_dirty; -}; - -/* display the help screen */ -static void usage(const char *cmd); - -/* qsort compare function to compare maps by PSS */ -int comp_pss(const void *a, const void *b); - -int main(int argc, char *argv[]) { - pid_t pid; - - /* libpagemap context */ - pm_kernel_t *ker; - int pagesize; /* cached for speed */ - pm_process_t *proc; - - /* maps and such */ - pm_map_t **maps; int num_maps; - - struct map_info **mis; - struct map_info *mi; - - /* pagemap information */ - uint64_t *pagemap; int num_pages; - unsigned long address; uint64_t mapentry; - uint64_t count, flags; - - /* totals */ - unsigned long total_shared_clean, total_shared_dirty, total_private_clean, total_private_dirty; - pm_memusage_t total_usage; - - /* command-line options */ - int ws; -#define WS_OFF (0) -#define WS_ONLY (1) -#define WS_RESET (2) - int (*compfn)(const void *a, const void *b); - int hide_zeros; - - /* temporary variables */ - int i, j; - char *endptr; - int error; - - if (argc < 2) { - usage(argv[0]); - exit(EXIT_FAILURE); - } - - ws = WS_OFF; - compfn = NULL; - hide_zeros = 0; - for (i = 1; i < argc - 1; i++) { - if (!strcmp(argv[i], "-w")) { ws = WS_ONLY; continue; } - if (!strcmp(argv[i], "-W")) { ws = WS_RESET; continue; } - if (!strcmp(argv[i], "-m")) { compfn = NULL; continue; } - if (!strcmp(argv[i], "-p")) { compfn = &comp_pss; continue; } - if (!strcmp(argv[i], "-h")) { hide_zeros = 1; continue; } - fprintf(stderr, "Invalid argument \"%s\".\n", argv[i]); - usage(argv[0]); - exit(EXIT_FAILURE); - } - - pid = (pid_t)strtol(argv[argc - 1], &endptr, 10); - if (*endptr != '\0') { - fprintf(stderr, "Invalid PID \"%s\".\n", argv[argc - 1]); - exit(EXIT_FAILURE); - } - - error = pm_kernel_create(&ker); - if (error) { - fprintf(stderr, "error creating kernel interface -- " - "does this kernel have pagemap?\n"); - exit(EXIT_FAILURE); - } - - pagesize = pm_kernel_pagesize(ker); - - error = pm_process_create(ker, pid, &proc); - if (error) { - fprintf(stderr, "error creating process interface -- " - "does process %d really exist?\n", pid); - exit(EXIT_FAILURE); - } - - if (ws == WS_RESET) { - error = pm_process_workingset(proc, NULL, 1); - if (error) { - fprintf(stderr, "error resetting working set for process.\n"); - exit(EXIT_FAILURE); - } - exit(EXIT_SUCCESS); - } - - /* get maps, and allocate our map_info array */ - error = pm_process_maps(proc, &maps, &num_maps); - if (error) { - fprintf(stderr, "error listing maps.\n"); - exit(EXIT_FAILURE); - } - - mis = (struct map_info **)calloc(num_maps, sizeof(struct map_info *)); - if (!mis) { - fprintf(stderr, "error allocating map_info array: %s\n", strerror(errno)); - exit(EXIT_FAILURE); - } - - /* print header */ - if (ws == WS_ONLY) { - printf("%7s %7s %7s %7s %7s %7s %7s %s\n", - "WRss", "WPss", "WUss", "WShCl", "WShDi", "WPrCl", "WPrDi", "Name"); - printf("%7s %7s %7s %7s %7s %7s %7s %s\n", - "-------", "-------", "-------", "-------", "-------", "-------", "-------", ""); - } else { - printf("%7s %7s %7s %7s %7s %7s %7s %7s %s\n", - "Vss", "Rss", "Pss", "Uss", "ShCl", "ShDi", "PrCl", "PrDi", "Name"); - printf("%7s %7s %7s %7s %7s %7s %7s %7s %s\n", - "-------", "-------", "-------", "-------", "-------", "-------", "-------", "-------", ""); - } - - /* zero things */ - pm_memusage_zero(&total_usage); - total_shared_clean = total_shared_dirty = total_private_clean = total_private_dirty = 0; - - for (i = 0; i < num_maps; i++) { - mi = (struct map_info *)calloc(1, sizeof(struct map_info)); - if (!mi) { - fprintf(stderr, "error allocating map_info: %s\n", strerror(errno)); - exit(EXIT_FAILURE); - } - - mi->map = maps[i]; - - /* get, and sum, memory usage */ - - if (ws == WS_ONLY) - error = pm_map_workingset(mi->map, &mi->usage); - else - error = pm_map_usage(mi->map, &mi->usage); - if (error) { - fflush(stdout); - fprintf(stderr, "error getting usage for map.\n"); - continue; - } - - pm_memusage_add(&total_usage, &mi->usage); - - /* get, and sum, individual page counts */ - - error = pm_map_pagemap(mi->map, &pagemap, &num_pages); - if (error) { - fflush(stdout); - fprintf(stderr, "error getting pagemap for map.\n"); - continue; - } - - mi->shared_clean = mi->shared_dirty = mi->private_clean = mi->private_dirty = 0; - - for (j = 0; j < num_pages; j++) { - address = pm_map_start(mi->map) + j * ker->pagesize; - mapentry = pagemap[j]; - - if (PM_PAGEMAP_PRESENT(mapentry) && !PM_PAGEMAP_SWAPPED(mapentry)) { - - error = pm_kernel_count(ker, PM_PAGEMAP_PFN(mapentry), &count); - if (error) { - fflush(stdout); - fprintf(stderr, "error getting count for frame.\n"); - } - - error = pm_kernel_flags(ker, PM_PAGEMAP_PFN(mapentry), &flags); - if (error) { - fflush(stdout); - fprintf(stderr, "error getting flags for frame.\n"); - } - - if ((ws != WS_ONLY) || (flags & PM_PAGE_REFERENCED)) { - if (count > 1) { - if (flags & PM_PAGE_DIRTY) - mi->shared_dirty++; - else - mi->shared_clean++; - } else { - if (flags & PM_PAGE_DIRTY) - mi->private_dirty++; - else - mi->private_clean++; - } - } - } - } - - total_shared_clean += mi->shared_clean; - total_shared_dirty += mi->shared_dirty; - total_private_clean += mi->private_clean; - total_private_dirty += mi->private_dirty; - - /* add to array */ - mis[i] = mi; - } - - /* sort the array, if requested (compfn == NULL for original order) */ - if (compfn) - qsort(mis, num_maps, sizeof(mis[0]), compfn); - - for (i = 0; i < num_maps; i++) { - mi = mis[i]; - - if (hide_zeros && !mi->usage.rss) - continue; - - if (ws == WS_ONLY) { - printf("%6ldK %6ldK %6ldK %6ldK %6ldK %6ldK %6ldK %s\n", - (long)mi->usage.rss / 1024, - (long)mi->usage.pss / 1024, - (long)mi->usage.uss / 1024, - mi->shared_clean * pagesize / 1024, - mi->shared_dirty * pagesize / 1024, - mi->private_clean * pagesize / 1024, - mi->private_dirty * pagesize / 1024, - pm_map_name(mi->map) - ); - } else { - printf("%6ldK %6ldK %6ldK %6ldK %6ldK %6ldK %6ldK %6ldK %s\n", - (long)mi->usage.vss / 1024, - (long)mi->usage.rss / 1024, - (long)mi->usage.pss / 1024, - (long)mi->usage.uss / 1024, - mi->shared_clean * pagesize / 1024, - mi->shared_dirty * pagesize / 1024, - mi->private_clean * pagesize / 1024, - mi->private_dirty * pagesize / 1024, - pm_map_name(mi->map) - ); - } - } - - /* print totals */ - if (ws == WS_ONLY) { - printf("%7s %7s %7s %7s %7s %7s %7s %s\n", - "-------", "-------", "-------", "-------", "-------", "-------", "-------", ""); - printf("%6ldK %6ldK %6ldK %6ldK %6ldK %6ldK %6ldK %s\n", - (long)total_usage.rss / 1024, - (long)total_usage.pss / 1024, - (long)total_usage.uss / 1024, - total_shared_clean * pagesize / 1024, - total_shared_dirty * pagesize / 1024, - total_private_clean * pagesize / 1024, - total_private_dirty * pagesize / 1024, - "TOTAL" - ); - } else { - printf("%7s %7s %7s %7s %7s %7s %7s %7s %s\n", - "-------", "-------", "-------", "-------", "-------", "-------", "-------", "-------", ""); - printf("%6ldK %6ldK %6ldK %6ldK %6ldK %6ldK %6ldK %6ldK %s\n", - (long)total_usage.vss / 1024, - (long)total_usage.rss / 1024, - (long)total_usage.pss / 1024, - (long)total_usage.uss / 1024, - total_shared_clean * pagesize / 1024, - total_shared_dirty * pagesize / 1024, - total_private_clean * pagesize / 1024, - total_private_dirty * pagesize / 1024, - "TOTAL" - ); - } - - return 0; -} - -static void usage(const char *cmd) { - fprintf(stderr, "Usage: %s [ -w | -W ] [ -p | -m ] [ -h ] pid\n" - " -w Displays statistics for the working set only.\n" - " -W Resets the working set of the process.\n" - " -p Sort by PSS.\n" - " -m Sort by mapping order (as read from /proc).\n" - " -h Hide maps with no RSS.\n", - cmd); -} - -int comp_pss(const void *a, const void *b) { - struct map_info *ma, *mb; - - ma = *((struct map_info **)a); - mb = *((struct map_info **)b); - - if (mb->usage.pss < ma->usage.pss) return -1; - if (mb->usage.pss > ma->usage.pss) return 1; - return 0; -} |