svn commit: r302065 - user/pho/stress2/misc

[Peter Holm]

Author: pho
Date: Tue Jun 21 18:16:45 2016
New Revision: 302065
URL: https://svnweb.freebsd.org/changeset/base/302065

Log:
  Added a regression test.
  
  Sponsored by:	EMC / Isilon Storage Division

Added:
  user/pho/stress2/misc/vmtotal.sh   (contents, props changed)

Added: user/pho/stress2/misc/vmtotal.sh
==============================================================================
--- /dev/null	00:00:00 1970	(empty, because file is newly added)
+++ user/pho/stress2/misc/vmtotal.sh	Tue Jun 21 18:16:45 2016	(r302065)
@@ -0,0 +1,44 @@
+#!/bin/sh
+
+#
+# Copyright (c) 2016 EMC Corp.
+# 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.
+#
+# $FreeBSD$
+#
+
+# sysctl vm.vmtotal SIGSEGV test
+
+# Random threads would:
+# "pid 88456 (pipe), uid 0: exited on signal 11"
+# Fixed by r302063.
+
+while true; do sysctl vm.vmtotal > /dev/null; done &
+
+../misc/pipe.sh
+s=$?
+
+kill $!
+wait
+exit $s