svn commit: r278887 - user/pho/stress2/misc
Peter Holm
pho at FreeBSD.org
Tue Feb 17 08:42:27 UTC 2015
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
More information about the svn-src-user
mailing list