From owner-svn-src-user@FreeBSD.ORG Sat Jul 27 08:46:14 2013 Return-Path: Delivered-To: svn-src-user@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTP id B56AFB22; Sat, 27 Jul 2013 08:46:14 +0000 (UTC) (envelope-from pho@FreeBSD.org) Received: from svn.freebsd.org (svn.freebsd.org [IPv6:2001:1900:2254:2068::e6a:0]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mx1.freebsd.org (Postfix) with ESMTPS id 89D042CAF; Sat, 27 Jul 2013 08:46:14 +0000 (UTC) Received: from svn.freebsd.org ([127.0.1.70]) by svn.freebsd.org (8.14.7/8.14.7) with ESMTP id r6R8kEFq003988; Sat, 27 Jul 2013 08:46:14 GMT (envelope-from pho@svn.freebsd.org) Received: (from pho@localhost) by svn.freebsd.org (8.14.7/8.14.5/Submit) id r6R8kEHN003987; Sat, 27 Jul 2013 08:46:14 GMT (envelope-from pho@svn.freebsd.org) Message-Id: <201307270846.r6R8kEHN003987@svn.freebsd.org> From: Peter Holm Date: Sat, 27 Jul 2013 08:46:14 +0000 (UTC) To: src-committers@freebsd.org, svn-src-user@freebsd.org Subject: svn commit: r253703 - user/pho/stress2/misc X-SVN-Group: user MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: svn-src-user@freebsd.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: "SVN commit messages for the experimental " user" src tree" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 27 Jul 2013 08:46:14 -0000 Author: pho Date: Sat Jul 27 08:46:14 2013 New Revision: 253703 URL: http://svnweb.freebsd.org/changeset/base/253703 Log: Limit run time to 30 minutes. Sponsored by: EMC / Isilon storage division Modified: user/pho/stress2/misc/fragments.sh Modified: user/pho/stress2/misc/fragments.sh ============================================================================== --- user/pho/stress2/misc/fragments.sh Sat Jul 27 08:43:42 2013 (r253702) +++ user/pho/stress2/misc/fragments.sh Sat Jul 27 08:46:14 2013 (r253703) @@ -31,11 +31,15 @@ # Scenario that causes "panic: brelse: free buffer onto another queue???" # Idea for scenario by kib@. Fixed in r203818 +# When UFS partition is full, then some high load causes +# panic: brelse: free buffer onto another queue??? + + [ `id -u ` -ne 0 ] && echo "Must be root!" && exit 1 . ../default.cfg -here=`pwd` +here=`pwd` cd /tmp sed '1,/^EOF/d' < $here/$0 > fragments.c rm -f /tmp/fragments @@ -48,16 +52,16 @@ mdconfig -l | grep -q md$mdstart && mdc mdconfig -a -t swap -s 1g -u $mdstart bsdlabel -w md$mdstart auto -newfs -U -m 0 md${mdstart}${part} > /dev/null 2>&1 -mount /dev/md${mdstart}${part} /mnt -chmod 777 /mnt +newfs -U -m 0 md${mdstart}$part > /dev/null 2>&1 +mount /dev/md${mdstart}$part $mntpoint +chmod 777 $mntpoint -cd /mnt -su ${testuser} -c "/tmp/fragments" +cd $mntpoint +su $testuser -c "/tmp/fragments" cd $here -umount /mnt -mount | grep "$mntpoint" | grep -q md$mdstart && umount -f ${mntpoint} +umount $mntpoint +mount | grep "$mntpoint" | grep -q md$mdstart && umount -f $mntpoint mdconfig -l | grep -q md$mdstart && mdconfig -d -u $mdstart rm -f /tmp/fragments @@ -66,6 +70,7 @@ EOF #include #include #include +#include #include #include #include @@ -75,12 +80,20 @@ EOF #include #include -#define LOOPS 50000 +//#define LOOPS 50000 +#define LOOPS 600 #define PARALLEL 8 static pid_t pid; static char *buf; +static int stop; + +void +handler(int i __unused) { + stop = 1; +} + void cleanup(int n) { @@ -201,7 +214,6 @@ setup(void) for (i = 0;i < 8; i++) { sprintf(file,"d%d/b%05d.%05d", i/1000, pid, i); unlink(file); - unlink(file); } for (i = 0;i < 1; i++) { sprintf(file,"d%d/f%05d.%05d", i/1000, pid, i); @@ -253,7 +265,9 @@ main() err(1, "malloc()"); setup(); - for (j = 0; j < 50; j++) { + signal(SIGALRM, handler); + alarm(30 * 60); + for (j = 0; j < 50 && stop == 0; j++) { for (i = 0; i < PARALLEL; i++) { if (fork() == 0) test();