From owner-svn-src-user@freebsd.org Thu Mar 22 11:56:07 2018 Return-Path: Delivered-To: svn-src-user@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 5F91DF5EA75 for ; Thu, 22 Mar 2018 11:56:07 +0000 (UTC) (envelope-from pho@FreeBSD.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client CN "mxrelay.nyi.freebsd.org", Issuer "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 121BD70182; Thu, 22 Mar 2018 11:56:07 +0000 (UTC) (envelope-from pho@FreeBSD.org) Received: from repo.freebsd.org (repo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:0]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id 0C8C51114A; Thu, 22 Mar 2018 11:56:07 +0000 (UTC) (envelope-from pho@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id w2MBu6j3037461; Thu, 22 Mar 2018 11:56:06 GMT (envelope-from pho@FreeBSD.org) Received: (from pho@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id w2MBu6Jd037460; Thu, 22 Mar 2018 11:56:06 GMT (envelope-from pho@FreeBSD.org) Message-Id: <201803221156.w2MBu6Jd037460@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: pho set sender to pho@FreeBSD.org using -f From: Peter Holm Date: Thu, 22 Mar 2018 11:56:06 +0000 (UTC) To: src-committers@freebsd.org, svn-src-user@freebsd.org Subject: svn commit: r331351 - user/pho/stress2/misc X-SVN-Group: user X-SVN-Commit-Author: pho X-SVN-Commit-Paths: user/pho/stress2/misc X-SVN-Commit-Revision: 331351 X-SVN-Commit-Repository: base 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: 2.1.25 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: Thu, 22 Mar 2018 11:56:07 -0000 Author: pho Date: Thu Mar 22 11:56:06 2018 New Revision: 331351 URL: https://svnweb.freebsd.org/changeset/base/331351 Log: Added an OOM killing test scenario, which triggers a hang. Sponsored by: Dell EMC Isilon Added: user/pho/stress2/misc/oom2.sh (contents, props changed) Added: user/pho/stress2/misc/oom2.sh ============================================================================== --- /dev/null 00:00:00 1970 (empty, because file is newly added) +++ user/pho/stress2/misc/oom2.sh Thu Mar 22 11:56:06 2018 (r331351) @@ -0,0 +1,51 @@ +#!/bin/sh + +# +# Copyright (c) 2018 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. +# +# $FreeBSD$ +# + +# Test OOM killing. + +# sort stuck in "pfault" seen. +# https://people.freebsd.org/~pho/stress/log/oom2.txt + +[ `id -u ` -ne 0 ] && echo "Must be root!" && exit 1 +[ `sysctl -n vm.swap_total` -gt 0 ] && { swapoff -a; off=1; } + +[ `sysctl -n hw.physmem` -gt $((32 * 1024 * 1024 * 1024)) ] && + echo "RAM should be capped to no more than 32GB" +n=`sysctl -n hw.ncpu` +n=`jot $n` +start=`date +%s` +while [ $((`date +%s` - $start)) -lt 300 ]; do + for i in $n; do + sort < /dev/zero > /dev/null 2>&1 & + done + wait +done +[ $off ] && swapon -a +exit 0