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From: Peter Holm <pho@FreeBSD.org>
Date: Tue, 18 Aug 2015 09:03:26 +0000 (UTC)
To: src-committers@freebsd.org, svn-src-user@freebsd.org
Subject: svn commit: r286875 - user/pho/stress2/misc
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Author: pho
Date: Tue Aug 18 09:03:25 2015
New Revision: 286875
URL: https://svnweb.freebsd.org/changeset/base/286875

Log:
  Limit runtime. Cleanup code while here.
  
  Sponsored by:	EMC / Isilon storage division

Modified:
  user/pho/stress2/misc/rename12.sh

Modified: user/pho/stress2/misc/rename12.sh
==============================================================================
--- user/pho/stress2/misc/rename12.sh	Tue Aug 18 08:29:13 2015	(r286874)
+++ user/pho/stress2/misc/rename12.sh	Tue Aug 18 09:03:25 2015	(r286875)
@@ -49,18 +49,22 @@ newfs $newfs_flags md${mdstart}$part > /
 mount /dev/md${mdstart}$part $mntpoint
 
 inodes=`df -i $mntpoint | tail -1 | awk '{print $7}'`
-N=12
-for i in `jot 4`; do
-	for j in `jot $N`; do
+loops=4
+parallel=12
+timeout=1200
+start=`date '+%s'`
+for i in `jot $loops`; do
+	for j in `jot $parallel`; do
 		mkdir -p $mntpoint/d$j/dir1
 		mkdir -p $mntpoint/d$j/dir2
 		(cd $mntpoint/d$j; /tmp/rename12 $((inodes/N)) ) &
 	done
-	for j in `jot $N`; do
-		wait
+	wait
+	for j in `jot $parallel`; do
 		rmdir  $mntpoint/d$j/dir1
 		rmdir  $mntpoint/d$j/dir2
 	done
+	[ $((`date '+%s'` - start)) -lt $timeout ] && break
 done
 
 while mount | grep "on $mntpoint " | grep -q /dev/md; do
@@ -72,6 +76,10 @@ mdconfig -d -u $mdstart
 rm -rf /tmp/rename12
 exit 0
 EOF
+#include <sys/stat.h>
+#include <sys/types.h>
+#include <sys/wait.h>
+
 #include <err.h>
 #include <errno.h>
 #include <fcntl.h>
@@ -79,9 +87,6 @@ EOF
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
-#include <sys/stat.h>
-#include <sys/types.h>
-#include <sys/wait.h>
 #include <unistd.h>
 
 pid_t crpid;
@@ -159,7 +164,6 @@ main(int argc, char **argv)
 		errx(1, "Usage %s <num inodes>", argv[0]);
 	n = atol(argv[1]);
 	if (n > 32765) {
-//		fprintf(stderr, "Changing number of dirs from %ld to 32765\n", n);
 		n = 32765 - 1;
 	}