Date: Wed, 4 Nov 2015 09:27:21 +0000 (UTC) From: Peter Holm <pho@FreeBSD.org> To: src-committers@freebsd.org, svn-src-user@freebsd.org Subject: svn commit: r290358 - user/pho/stress2/misc Message-ID: <201511040927.tA49RLDo020364@repo.freebsd.org>
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Author: pho Date: Wed Nov 4 09:27:20 2015 New Revision: 290358 URL: https://svnweb.freebsd.org/changeset/base/290358 Log: Added support for load of compressed kernel modules, be more persistent in killing the VM pressure program: swap, and fix pthread_create() error handling. Sponsored by: EMC / Isilon storage division Modified: user/pho/stress2/misc/syscall4.sh Modified: user/pho/stress2/misc/syscall4.sh ============================================================================== --- user/pho/stress2/misc/syscall4.sh Wed Nov 4 09:23:00 2015 (r290357) +++ user/pho/stress2/misc/syscall4.sh Wed Nov 4 09:27:20 2015 (r290358) @@ -51,13 +51,11 @@ rm -f /tmp/syscall4 mycc -o syscall4 -Wall -Wextra -O2 -g syscall4.c -lpthread || exit 1 rm -f syscall4.c -( -kldstat -v | grep -q sysvmsg || kldload sysvmsg -kldstat -v | grep -q sysvsem || kldload sysvsem -kldstat -v | grep -q sysvshm || kldload sysvshm -kldstat -v | grep -q aio || kldload aio -kldstat -v | grep -q mqueuefs || kldload mqueuefs -) 2>/dev/null +kldstat -v | grep -q sysvmsg || $odir/../tools/kldload.sh sysvmsg +kldstat -v | grep -q sysvsem || $odir/../tools/kldload.sh sysvsem +kldstat -v | grep -q sysvshm || $odir/../tools/kldload.sh sysvshm +kldstat -v | grep -q aio || $odir/../tools/kldload.sh aio +kldstat -v | grep -q mqueuefs || $odir/../tools/kldload.sh mqueuefs mount | grep $mntpoint | grep -q /dev/md && umount -f $mntpoint mdconfig -l | grep -q md$mdstart && mdconfig -d -u $mdstart @@ -75,7 +73,6 @@ while [ $((`date '+%s'` - st)) -lt $((10 (cd $mntpoint; /tmp/syscall4 $* ) & start=`date '+%s'` while [ $((`date '+%s'` - start)) -lt $sleeptime ]; do -# ps aux | grep -v grep | egrep -q "syscall4$" || break pgrep syscall4 > /dev/null || break sleep .5 done @@ -83,7 +80,9 @@ while [ $((`date '+%s'` - st)) -lt $((10 : done wait - pkill -9 swap + while pkill -9 swap; do + : + done ipcs | grep nobody | awk '/^(q|m|s)/ {print " -" $1, $2}' | xargs -L 1 ipcrm done @@ -104,7 +103,13 @@ fi rm -f /tmp/syscall4 exit EOF -#include <sys/types.h> +#include <sys/param.h> +#include <sys/resource.h> +#include <sys/socket.h> +#include <sys/stat.h> +#include <sys/syscall.h> +#include <sys/wait.h> + #include <err.h> #include <errno.h> #include <fcntl.h> @@ -113,16 +118,10 @@ EOF #include <pthread.h> #include <pwd.h> #include <signal.h> -#include <sys/socket.h> #include <stdint.h> #include <stdio.h> #include <stdlib.h> #include <string.h> -#include <sys/param.h> -#include <sys/resource.h> -#include <sys/stat.h> -#include <sys/syscall.h> -#include <sys/wait.h> #include <unistd.h> static int ignore[] = { @@ -158,6 +157,9 @@ int fd[900], fds[2], socketpr[2]; #endif #define N (128 * 1024 / (int)sizeof(u_int32_t)) #define MAGIC 1664 +#define RUNTIME 120 +#define THREADS 50 + u_int32_t r[N]; int magic1, syscallno, magic2; @@ -274,7 +276,7 @@ calls(void *arg __unused) arg6 = makearg(); arg7 = makearg(); -#if 0 +#if 0 /* Debug mode */ fprintf(stderr, "%2d : syscall(%3d, %lx, %lx, %lx, %lx, %lx, %lx, %lx)\n", i, num, arg1, arg2, arg3, arg4, arg5, arg6, arg7); sleep(2); @@ -294,9 +296,9 @@ main(int argc, char **argv) { struct passwd *pw; struct rlimit limit; - pthread_t rp, cp[50]; + pthread_t rp, cp[THREADS]; time_t start; - int j; + int e, j; magic1 = magic2 = MAGIC; @@ -341,17 +343,16 @@ main(int argc, char **argv) err(1, "daemon()"); start = time(NULL); - while ((time(NULL) - start) < 120) { + while ((time(NULL) - start) < RUNTIME) { if (fork() == 0) { arc4random_stir(); - if (pthread_create(&rp, NULL, test, NULL) != 0) - perror("pthread_create"); + if ((e = pthread_create(&rp, NULL, test, NULL)) != 0) + errc(1, e, "pthread_create"); usleep(1000); - for (j = 0; j < 50; j++) - if (pthread_create(&cp[j], NULL, calls, NULL) != 0) - perror("pthread_create"); - - for (j = 0; j < 50; j++) + for (j = 0; j < THREADS; j++) + if ((e = pthread_create(&cp[j], NULL, calls, NULL)) != 0) + errc(1, e, "pthread_create"); + for (j = 0; j < THREADS; j++) pthread_join(cp[j], NULL); _exit(0); }
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