svn commit: r315295 - user/pho/stress2/misc
Peter Holm
pho at FreeBSD.org
Wed Mar 15 10:24:37 UTC 2017
Author: pho
Date: Wed Mar 15 10:24:35 2017
New Revision: 315295
URL: https://svnweb.freebsd.org/changeset/base/315295
Log:
Added a VM stress test scenario.
Sponsored by: Dell EMC Isilon
Added:
user/pho/stress2/misc/sort.sh (contents, props changed)
Added: user/pho/stress2/misc/sort.sh
==============================================================================
--- /dev/null 00:00:00 1970 (empty, because file is newly added)
+++ user/pho/stress2/misc/sort.sh Wed Mar 15 10:24:35 2017 (r315295)
@@ -0,0 +1,49 @@
+#!/bin/sh
+
+#
+# Copyright (c) 2017 Dell EMC Isilon
+# All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions
+# are met:
+# 1. Redistributions of source code must retain the above copyright
+# notice, this list of conditions and the following disclaimer.
+# 2. Redistributions in binary form must reproduce the above copyright
+# notice, this list of conditions and the following disclaimer in the
+# documentation and/or other materials provided with the distribution.
+#
+# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+# SUCH DAMAGE.
+#
+# $FreeBSD$
+#
+
+# VM stress.
+
+[ `sysctl -n vm.swap_total` -eq 0 ] && exit 0
+
+for i in `jot 6`; do
+ sort /dev/zero &
+ pids="$pids $!"
+done
+start=`date '+%s'`
+while [ $((`date '+%s'` - start)) -lt 180 ]; do
+ sleep 10
+ pgrep -q sort || break
+done
+while pgrep -q sort; do
+ kill -9 $pids > /dev/null 2>&1
+ sleep 1
+done
+wait
+exit 0
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