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-rw-r--r--procrank/procrank.c206
1 files changed, 0 insertions, 206 deletions
diff --git a/procrank/procrank.c b/procrank/procrank.c
deleted file mode 100644
index 585fddcd..00000000
--- a/procrank/procrank.c
+++ /dev/null
@@ -1,206 +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 <dirent.h>
-#include <errno.h>
-#include <stdlib.h>
-#include <sys/types.h>
-#include <unistd.h>
-
-#include <pagemap/pagemap.h>
-
-struct proc_info {
- pid_t pid;
- pm_memusage_t usage;
- unsigned long wss;
-};
-
-static void usage(char *myname);
-static int getprocname(pid_t pid, char *buf, size_t len);
-static int numcmp(long long a, long long b);
-
-#define declare_sort(field) \
- static int sort_by_ ## field (const void *a, const void *b)
-
-declare_sort(vss);
-declare_sort(rss);
-declare_sort(pss);
-declare_sort(uss);
-
-int (*compfn)(const void *a, const void *b);
-static int order;
-
-#define MAX_PROCS 256
-
-int main(int argc, char *argv[]) {
- pm_kernel_t *ker;
- pm_process_t *proc;
- pid_t *pids;
- struct proc_info *procs[MAX_PROCS];
- size_t num_procs;
- char cmdline[256];
- int error;
-
- #define WS_OFF 0
- #define WS_ONLY 1
- #define WS_RESET 2
- int ws;
-
- int i, j;
-
- compfn = &sort_by_pss;
- order = -1;
- ws = WS_OFF;
-
- for (i = 1; i < argc; i++) {
- if (!strcmp(argv[i], "-v")) { compfn = &sort_by_vss; continue; }
- if (!strcmp(argv[i], "-r")) { compfn = &sort_by_rss; continue; }
- if (!strcmp(argv[i], "-p")) { compfn = &sort_by_pss; continue; }
- if (!strcmp(argv[i], "-u")) { compfn = &sort_by_uss; continue; }
- if (!strcmp(argv[i], "-w")) { ws = WS_ONLY; continue; }
- if (!strcmp(argv[i], "-W")) { ws = WS_RESET; continue; }
- if (!strcmp(argv[i], "-R")) { order *= -1; continue; }
- if (!strcmp(argv[i], "-h")) { usage(argv[0]); exit(0); }
- fprintf(stderr, "Invalid argument \"%s\".\n", argv[i]);
- usage(argv[0]);
- 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);
- }
-
- error = pm_kernel_pids(ker, &pids, &num_procs);
- if (error) {
- fprintf(stderr, "Error listing processes.\n");
- exit(EXIT_FAILURE);
- }
-
- for (i = 0; i < num_procs; i++) {
- procs[i] = malloc(sizeof(struct proc_info));
- if (!procs[i]) {
- fprintf(stderr, "malloc: %s\n", strerror(errno));
- exit(EXIT_FAILURE);
- }
- procs[i]->pid = pids[i];
- error = pm_process_create(ker, pids[i], &proc);
- if (!error) {
- switch (ws) {
- case WS_OFF:
- pm_process_usage(proc, &procs[i]->usage);
- break;
- case WS_ONLY:
- pm_process_workingset(proc, &procs[i]->usage, 0);
- break;
- case WS_RESET:
- pm_process_workingset(proc, NULL, 1);
- break;
- }
- pm_process_destroy(proc);
- } else {
- fprintf(stderr, "warning: could not create process interface for %d\n", pids[i]);
- pm_memusage_zero(&procs[i]->usage);
- }
- }
-
- free(pids);
-
- if (ws == WS_RESET) exit(0);
-
- j = 0;
- for (i = 0; i < num_procs; i++) {
- if (procs[i]->usage.vss)
- procs[j++] = procs[i];
- }
- num_procs = j;
-
- qsort(procs, num_procs, sizeof(procs[0]), compfn);
-
- if (ws)
- printf("%5s %7s %7s %7s %s\n", "PID", "WRss", "WPss", "WUss", "cmdline");
- else
- printf("%5s %7s %7s %7s %7s %s\n", "PID", "Vss", "Rss", "Pss", "Uss", "cmdline");
- for (i = 0; i < num_procs; i++) {
- getprocname(procs[i]->pid, cmdline, sizeof(cmdline));
- if (ws)
- printf("%5d %6dK %6dK %6dK %s\n",
- procs[i]->pid,
- procs[i]->usage.rss / 1024,
- procs[i]->usage.pss / 1024,
- procs[i]->usage.uss / 1024,
- cmdline
- );
- else
- printf("%5d %6dK %6dK %6dK %6dK %s\n",
- procs[i]->pid,
- procs[i]->usage.vss / 1024,
- procs[i]->usage.rss / 1024,
- procs[i]->usage.pss / 1024,
- procs[i]->usage.uss / 1024,
- cmdline
- );
- }
-
- return 0;
-}
-
-static void usage(char *myname) {
- fprintf(stderr, "Usage: %s [ -W ] [ -v | -r | -p | -u | -h ]\n"
- " -v Sort by VSS.\n"
- " -r Sort by RSS.\n"
- " -p Sort by PSS.\n"
- " -u Sort by USS.\n"
- " (Default sort order is PSS.)\n"
- " -R Reverse sort order (default is descending).\n"
- " -w Display statistics for working set only.\n"
- " -W Reset working set of all processes.\n"
- " -h Display this help screen.\n",
- myname);
-}
-
-static int getprocname(pid_t pid, char *buf, size_t len) {
- char filename[20];
- FILE *f;
-
- sprintf(filename, "/proc/%d/cmdline", pid);
- f = fopen(filename, "r");
- if (!f) { *buf = '\0'; return 1; }
- if (!fgets(buf, len, f)) { *buf = '\0'; return 2; }
- fclose(f);
- return 0;
-}
-
-static int numcmp(long long a, long long b) {
- if (a < b) return -1;
- if (a > b) return 1;
- return 0;
-}
-
-#define create_sort(field, compfn) \
- static int sort_by_ ## field (const void *a, const void *b) { \
- return order * compfn( \
- (*((struct proc_info**)a))->usage.field, \
- (*((struct proc_info**)b))->usage.field \
- ); \
- }
-
-create_sort(vss, numcmp)
-create_sort(rss, numcmp)
-create_sort(pss, numcmp)
-create_sort(uss, numcmp)
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-05 02:41:17 +0000