stress2: Change fixed number of test loops to timed loops. This to

improve testing with qemu.

tools/test/stress2/misc/crossmp.sh

@@ -74,7 +74,8 @@ else
 	else
 
 		# The test: Parallel mount and unmounts
-		for i in `jot 1024`; do
+		start=`date +%s`
+		while [ $((`date +%s`- start)) -lt 300 ]; do
 			m=$1
 			mount /dev/md${m} ${mntpoint}$m
 			while mount | grep -q "on ${mntpoint}$m "; do

tools/test/stress2/misc/crossmp2.sh

@@ -67,7 +67,8 @@ else
 	else
 
 		# The test: Parallel mount and unmounts
-		for i in `jot 128`; do
+		start=`date +%s`
+		while [ $((`date +%s`- start)) -lt 300 ]; do
 			m=$1
 			mount -t nfs -o tcp -o nfsv3 -o retrycnt=3 \
 			    -o intr,soft -o rw $nfs_export ${mntpoint}$m

tools/test/stress2/misc/crossmp5.sh

@@ -74,8 +74,10 @@ else
 		done
 	else
 		# The test: Parallel mount and unmount
+		i=0
 		m=$1
-		for i in `jot 200`; do
+		start=`date +%s`
+		while [ $((`date +%s`- start)) -lt 300 ]; do
 			mount /dev/md${m} ${mntpoint}$m
 			chmod 777 ${mntpoint}$m
 			l=`jot -r 1 65535`
@@ -88,6 +90,7 @@ else
 				    echo "-f")
 				umount $opt ${mntpoint}$m > /dev/null 2>&1
 			done
+			i=$((i + 1))
 		done
 		rm -f /tmp/crossmp.continue
 	fi

tools/test/stress2/misc/crossmp6.sh

@@ -72,7 +72,8 @@ if [ $# -eq 0 ]; then
 	exit 0
 else
 	if [ $1 = find ]; then
-		for i in `jot 128`; do
+		start=`date +%s`
+		while [ $((`date +%s`- start)) -lt 300 ]; do
 			find ${mntpoint}* -maxdepth 1 -type f > \
 			    /dev/null 2>&1
 			(lockf  -t 10 ${mntpoint}$2/$0.$$.$i sleep 1 &) > \

tools/test/stress2/misc/crossmp7.sh

@@ -91,7 +91,8 @@ else
 	else
 		# The test: Parallel mount and unmounts
 		m=$1
-		for i in `jot 1024`; do
+		start=`date +%s`
+		while [ $((`date +%s`- start)) -lt 300 ]; do
 			zfs mount     stress2_tank/test$m
 			zfs umount -f stress2_tank/test$m
 		done 2>/dev/null

tools/test/stress2/misc/flock_open_close.sh

@@ -87,6 +87,7 @@ EOF
 #include <fcntl.h>
 #include <stdio.h>
 #include <stdlib.h>
+#include <time.h>
 #include <unistd.h>
 
 static void
@@ -135,7 +136,8 @@ main(int ac, char **av)
 {
 	struct stat sb;
 	pid_t pid;
-	int e, i, status;
+	time_t start;
+	int e, status;
 
 	if (ac < 2)
 		usage();
@@ -150,7 +152,8 @@ main(int ac, char **av)
 	if (pid == 0)
 		child(av[1]);
 	e = 0;
-	for (i = 0; i < 200000; i++) {
+	start = time(NULL);
+	while (time(NULL) - start < 150) {
 		pid = fork();
 		if (pid < 0)
 			err(1, "vfork");

tools/test/stress2/misc/gnop2.sh

@@ -71,8 +71,10 @@ test() {
 
 gnop status || exit 1
 
+start=`date +%s`
 for i in 1k 2k 4k 8k; do
 	test $i
+	[ $((`date +%s` - start)) -gt 1200 ] && break
 done
 
 [ $notloaded ] && gnop unload

tools/test/stress2/misc/mmap5.sh

@@ -52,15 +52,16 @@ rm -f /tmp/mmap5  /tmp/mmap5.inputfile
 exit
 
 EOF
-#include <err.h>
-#include <errno.h>
-#include <stdlib.h>
+#include <sys/param.h>
 #include <sys/fcntl.h>
 #include <sys/mman.h>
-#include <sys/param.h>
 #include <sys/stat.h>
 #include <sys/types.h>
 #include <sys/wait.h>
+#include <err.h>
+#include <errno.h>
+#include <stdlib.h>
+#include <time.h>
 #include <unistd.h>
 
 const char *file;
@@ -113,13 +114,14 @@ test(void)
 int
 main(int argc, char *argv[])
 {
-	int i;
+	time_t start;
 
 	if (argc != 2)
 		errx(1, "Usage: %s <file>", argv[0]);
 	file = argv[1];
 
-	for (i = 0; i < 30000; i++) {
+	start = time(NULL);
+	while (time(NULL) - start < 120) {
 		if (fork() == 0)
 			test();
 		wait(NULL);

tools/test/stress2/misc/procfs.sh

@@ -56,7 +56,8 @@ else
 	else
 
 		# The test: Parallel mount and unmounts
-		for i in `jot 128`; do
+		start=`date +%s`
+		while [ $((`date +%s`- start)) -lt 300 ]; do
 			m=$1
 			mount -t procfs proc ${mntpoint}$m
 			while mount | grep -qw $mntpoint$m; do

tools/test/stress2/misc/rename3.sh

@@ -36,7 +36,8 @@
 # Test scenario by Tor Egge
 
 root=/tmp
-for i in `jot 10000`; do
+start=`date +%s`
+while [ $((`date +%s` - start)) -lt 60 ]; do
 	rm -rf $root/a
 	mkdir -p $root/a/b/c/d/e/f/g
 	mkdir -p $root/a/b/c/d/e/f/z

tools/test/stress2/misc/rename7.sh

@@ -122,7 +122,8 @@ int
 main(void)
 {
 	pid_t wpid, spid;
-	int e, fd, i, status;
+	time_t start;
+	int e, fd, status;
 
 	if ((wpid = fork()) == 0)
 		r1();
@@ -132,7 +133,8 @@ main(void)
 	setproctitle("main");
 	e = 0;
 
-	for (i = 0; i < 800000; i++) {
+	start = time(NULL);
+	while (time(NULL) - start < 60) {
 		if ((fd = open(logfile, O_RDWR | O_CREAT | O_TRUNC, 0644)) == -1)
 			warn("creat(%s)", logfile);
 		close(fd);

tools/test/stress2/misc/tmpfs2.sh

@@ -45,13 +45,15 @@ if [ $# -eq 0 ]; then
 
 else
 	if [ $1 = find ]; then
-		for i in `jot 1024`; do
+		start=`date +%s`
+		while [ $((`date +%s`- start)) -lt 300 ]; do
 			find ${mntpoint}* -type f > /dev/null 2>&1
 		done
 	else
 
 		# The test: Parallel mount and unmounts
-		for i in `jot 1024`; do
+		start=`date +%s`
+		while [ $((`date +%s`- start)) -lt 300 ]; do
 			m=$1
 			opt=`[ $(( m % 2 )) -eq 0 ] && echo -f`
 			mount -t tmpfs tmpfs ${mntpoint}$m

tools/test/stress2/misc/umountf4.sh

@@ -65,13 +65,15 @@ if [ $# -eq 0 ]; then
 
 else
 	if [ $1 = find ]; then
-		for i in `jot 100`; do
+		start=`date +%s`
+		while [ $((`date +%s`- start)) -lt 300 ]; do
 			find ${mntpoint}* -type f > /dev/null 2>&1
 		done
 	else
 
 		# The test: Parallel mount and unmounts
-		for i in `jot 100`; do
+		start=`date +%s`
+		while [ $((`date +%s`- start)) -lt 300 ]; do
 			m=$1
 			opt=`[ $(( m % 2 )) -eq 0 ] && echo -f`
 			mount $opt /dev/md${m} ${mntpoint}$m

tools/test/stress2/misc/umountf6.sh

@@ -65,13 +65,15 @@ if [ $# -eq 0 ]; then
 
 else
 	if [ $1 = find ]; then
-		for i in `jot 100`; do
+		start=`date +%s`
+		while [ $((`date +%s`- start)) -lt 300 ]; do
 			find ${mntpoint}* -type f > /dev/null 2>&1
 		done
 	else
 
 		# The test: Parallel mount and unmounts
-		for i in `jot 100`; do
+		start=`date +%s`
+		while [ $((`date +%s`- start)) -lt 300 ]; do
 			m=$1
 			opt=`[ $(( m % 2 )) -eq 0 ] && echo -f`
 			mount $opt /dev/md${m} ${mntpoint}$m

tools/test/stress2/misc/vunref.sh

@@ -82,7 +82,8 @@ if [ $# -eq 0 ]; then
 else
 	if [ $1 = mmap ]; then
 		touch $RUNDIR/active.$2
-		for i in `jot 500`; do
+		start=`date +%s`
+		while [ $((`date +%s`- start)) -lt 300 ]; do
 			cd ${mntpoint}$2
 			/tmp/vunref > /dev/null 2>&1
 			cd /