Date: Tue, 17 Feb 2015 08:42:26 +0000 (UTC) From: Peter Holm <pho@FreeBSD.org> To: src-committers@freebsd.org, svn-src-user@freebsd.org Subject: svn commit: r278887 - user/pho/stress2/misc Message-ID: <201502170842.t1H8gQtF080193@svn.freebsd.org>
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Author: pho Date: Tue Feb 17 08:42:26 2015 New Revision: 278887 URL: https://svnweb.freebsd.org/changeset/base/278887 Log: Limit runtime, rename snapshot. Sponsored by: EMC / Isilon storage division Modified: user/pho/stress2/misc/altbufferflushes.sh Modified: user/pho/stress2/misc/altbufferflushes.sh ============================================================================== --- user/pho/stress2/misc/altbufferflushes.sh Tue Feb 17 08:40:27 2015 (r278886) +++ user/pho/stress2/misc/altbufferflushes.sh Tue Feb 17 08:42:26 2015 (r278887) @@ -79,13 +79,14 @@ persist () { diskfree=`df -k /var/tmp | tail -1 | awk '{print $4}'` [ $((diskfree / 1024 / 1024)) -lt 5 ] && echo "Not enough disk space" && exit 1 -rm -f /var/.snap/pho /var/tmp/big.? -trap "rm -f /var/.snap/pho /var/tmp/big.?" 0 -persist 'mksnap_ffs /var /var/.snap/pho' -sysctl vfs.dirtybufthresh=10 > /dev/null 2>&1 +rm -f /var/.snap/stress2 /var/tmp/big.? +trap "rm -f /var/.snap/stress2 /var/tmp/big.?" 0 +persist 'mksnap_ffs /var /var/.snap/stress2' +tresh=`sysctl vfs.dirtybufthresh | awk '{print $NF}'` +sysctl vfs.dirtybufthresh=10 cd /var/tmp -for j in `jot 10`; do +for j in `jot 5`; do old=`sysctl vfs.altbufferflushes | awk '{print $NF}'` for i in `jot 4`; do echo "`date '+%T'` Create big.$i" @@ -96,4 +97,5 @@ for j in `jot 10`; do new=`sysctl vfs.altbufferflushes | awk '{print $NF}'` [ $new -ne $old ] && echo "vfs.altbufferflushes changed from $old to $new." done -rm -f /var/.snap/pho +sysctl vfs.dirtybufthresh=$tresh +rm -f /var/.snap/stress2
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