From 38228a2c10121ef86f01038529d0e9bd8542ca2d Mon Sep 17 00:00:00 2001 From: Elliott Hughes Date: Tue, 25 Nov 2014 17:17:17 -0800 Subject: [PATCH] Lose vmstat to toybox. Change-Id: Ifcb64292bb147ad592d1a627bb8dbb684f4a27e4 --- toolbox/Android.mk | 1 - toolbox/vmstat.c | 247 --------------------------------------------- 2 files changed, 248 deletions(-) delete mode 100644 toolbox/vmstat.c diff --git a/toolbox/Android.mk b/toolbox/Android.mk index 665d38149..65be24179 100644 --- a/toolbox/Android.mk +++ b/toolbox/Android.mk @@ -161,7 +161,6 @@ OUR_TOOLS := \ touch \ umount \ uptime \ - vmstat \ watchprops \ wipe \ diff --git a/toolbox/vmstat.c b/toolbox/vmstat.c deleted file mode 100644 index 4086ed03b..000000000 --- a/toolbox/vmstat.c +++ /dev/null @@ -1,247 +0,0 @@ -/* - * Copyright (c) 2008, The Android Open Source Project - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * * Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * * Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in - * the documentation and/or other materials provided with the - * distribution. - * * Neither the name of Google, Inc. nor the names of its contributors - * may be used to endorse or promote products derived from this - * software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS - * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE - * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, - * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, - * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS - * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED - * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, - * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT - * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - */ - -#include -#include -#include -#include -#include - -struct state { - long procs_r; - long procs_b; - - long mem_free; - long mem_mapped; - long mem_anon; - long mem_slab; - - long sys_in; - long sys_cs; - long sys_flt; - - long cpu_us; - long cpu_ni; - long cpu_sy; - long cpu_id; - long cpu_wa; - long cpu_ir; - long cpu_si; -}; - -#define MAX_LINE 256 - -char line[MAX_LINE]; - -static void read_state(struct state *s); -static int read_meminfo(struct state *s); -static int read_stat(struct state *s); -static int read_vmstat(struct state *s); -static void print_header(void); -static void print_line(struct state *old, struct state *new); -static void usage(char *cmd); - -int vmstat_main(int argc, char *argv[]) { - struct state s[2]; - int iterations, delay, header_interval; - int toggle, count; - int i; - - iterations = -1; - delay = 1; - header_interval = 20; - - for (i = 1; i < argc; i++) { - if (!strcmp(argv[i], "-n")) { - if (i >= argc - 1) { - fprintf(stderr, "Option -n requires an argument.\n"); - exit(EXIT_FAILURE); - } - iterations = atoi(argv[++i]); - continue; - } - if (!strcmp(argv[i], "-d")) { - if (i >= argc - 1) { - fprintf(stderr, "Option -d requires an argument.\n"); - exit(EXIT_FAILURE); - } - delay = atoi(argv[++i]); - continue; - } - if (!strcmp(argv[i], "-r")) { - if (i >= argc - 1) { - fprintf(stderr, "Option -r requires an argument.\n"); - exit(EXIT_FAILURE); - } - header_interval = atoi(argv[++i]); - continue; - } - if (!strcmp(argv[i], "-h")) { - usage(argv[0]); - exit(EXIT_SUCCESS); - } - fprintf(stderr, "Invalid argument \"%s\".\n", argv[i]); - usage(argv[0]); - exit(EXIT_FAILURE); - } - - toggle = 0; - count = 0; - - if (!header_interval) - print_header(); - read_state(&s[1 - toggle]); - while ((iterations < 0) || (iterations-- > 0)) { - sleep(delay); - read_state(&s[toggle]); - if (header_interval) { - if (count == 0) - print_header(); - count = (count + 1) % header_interval; - } - print_line(&s[1 - toggle], &s[toggle]); - toggle = 1 - toggle; - } - - return 0; -} - -static void read_state(struct state *s) { - int error; - - error = read_meminfo(s); - if (error) { - fprintf(stderr, "vmstat: could not read /proc/meminfo: %s\n", strerror(error)); - exit(EXIT_FAILURE); - } - - error = read_stat(s); - if (error) { - fprintf(stderr, "vmstat: could not read /proc/stat: %s\n", strerror(error)); - exit(EXIT_FAILURE); - } - - error = read_vmstat(s); - if (error) { - fprintf(stderr, "vmstat: could not read /proc/vmstat: %s\n", strerror(error)); - exit(EXIT_FAILURE); - } -} - -static int read_meminfo(struct state *s) { - FILE *f; - - f = fopen("/proc/meminfo", "r"); - if (!f) return errno; - - while (fgets(line, MAX_LINE, f)) { - sscanf(line, "MemFree: %ld kB", &s->mem_free); - sscanf(line, "AnonPages: %ld kB", &s->mem_anon); - sscanf(line, "Mapped: %ld kB", &s->mem_mapped); - sscanf(line, "Slab: %ld kB", &s->mem_slab); - } - - fclose(f); - - return 0; -} - -static int read_stat(struct state *s) { - FILE *f; - - f = fopen("/proc/stat", "r"); - if (!f) return errno; - - while (fgets(line, MAX_LINE, f)) { - if (!strncmp(line, "cpu ", 4)) { - sscanf(line, "cpu %ld %ld %ld %ld %ld %ld %ld", - &s->cpu_us, &s->cpu_ni, &s->cpu_sy, &s->cpu_id, &s->cpu_wa, - &s->cpu_ir, &s->cpu_si); - } - sscanf(line, "intr %ld", &s->sys_in); - sscanf(line, "ctxt %ld", &s->sys_cs); - sscanf(line, "procs_running %ld", &s->procs_r); - sscanf(line, "procs_blocked %ld", &s->procs_b); - } - - fclose(f); - - return 0; -} - -static int read_vmstat(struct state *s) { - FILE *f; - - f = fopen("/proc/vmstat", "r"); - if (!f) return errno; - - while (fgets(line, MAX_LINE, f)) { - sscanf(line, "pgmajfault %ld", &s->sys_flt); - } - - fclose(f); - - return 0; -} - -static void print_header(void) { - printf("%-5s %-27s %-14s %-17s\n", "procs", "memory", "system", "cpu"); - printf("%2s %2s %6s %6s %6s %6s %4s %4s %4s %2s %2s %2s %2s %2s %2s\n", "r", "b", "free", "mapped", "anon", "slab", "in", "cs", "flt", "us", "ni", "sy", "id", "wa", "ir"); -} - -/* Jiffies to percent conversion */ -#define JP(jif) ((jif) * 100 / (HZ)) -#define NORM(var) ((var) = (((var) > 99) ? (99) : (var))) - -static void print_line(struct state *old, struct state *new) { - int us, ni, sy, id, wa, ir; - us = JP(new->cpu_us - old->cpu_us); NORM(us); - ni = JP(new->cpu_ni - old->cpu_ni); NORM(ni); - sy = JP(new->cpu_sy - old->cpu_sy); NORM(sy); - id = JP(new->cpu_id - old->cpu_id); NORM(id); - wa = JP(new->cpu_wa - old->cpu_wa); NORM(wa); - ir = JP(new->cpu_ir - old->cpu_ir); NORM(ir); - printf("%2ld %2ld %6ld %6ld %6ld %6ld %4ld %4ld %4ld %2d %2d %2d %2d %2d %2d\n", - new->procs_r ? (new->procs_r - 1) : 0, new->procs_b, - new->mem_free, new->mem_mapped, new->mem_anon, new->mem_slab, - new->sys_in - old->sys_in, new->sys_cs - old->sys_cs, new->sys_flt - old->sys_flt, - us, ni, sy, id, wa, ir); -} - -static void usage(char *cmd) { - fprintf(stderr, "Usage: %s [ -h ] [ -n iterations ] [ -d delay ] [ -r header_repeat ]\n" - " -n iterations How many rows of data to print.\n" - " -d delay How long to sleep between rows.\n" - " -r header_repeat How many rows to print before repeating\n" - " the header. Zero means never repeat.\n" - " -h Displays this help screen.\n", - cmd); -}