Date: Wed, 24 Jul 2013 08:36:38 +0000 (UTC) From: Peter Holm <pho@FreeBSD.org> To: src-committers@freebsd.org, svn-src-user@freebsd.org Subject: svn commit: r253598 - user/pho/stress2/misc Message-ID: <201307240836.r6O8acfg080223@svn.freebsd.org>
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Author: pho Date: Wed Jul 24 08:36:38 2013 New Revision: 253598 URL: http://svnweb.freebsd.org/changeset/base/253598 Log: Added an old test scenario that now seems able to flush out VM radix problems. Sponsored by: EMC / Isilon storage division Added: user/pho/stress2/misc/fts.sh (contents, props changed) Added: user/pho/stress2/misc/fts.sh ============================================================================== --- /dev/null 00:00:00 1970 (empty, because file is newly added) +++ user/pho/stress2/misc/fts.sh Wed Jul 24 08:36:38 2013 (r253598) @@ -0,0 +1,142 @@ +#!/bin/sh + +# +# Copyright (c) 2013 Peter Holm <pho@FreeBSD.org> +# 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. +# +# $FreeBSD$ +# + +[ `id -u ` -ne 0 ] && echo "Must be root!" && exit 1 + +# Run with marcus.cfg on a 1g swap backed MD +# "panic: vm_radix_remove: invalid key found" seen. + +. ../default.cfg + +here=`pwd` +cd /tmp +sed '1,/^EOF/d' < $here/$0 > fts.c +cc -o fts -Wall -Wextra fts.c +rm -f fts.c +cd $here + +mount | grep $mntpoint | grep -q /dev/md && umount -f $mntpoint +mdconfig -l | grep -q md$mdstart && mdconfig -d -u $mdstart + +mdconfig -a -t swap -s 1g -u $mdstart || exit 1 +bsdlabel -w md$mdstart auto + +newfs -U md${mdstart}$part > /dev/null + +mount /dev/md${mdstart}$part $mntpoint +chmod 777 $mntpoint + +export runRUNTIME=30m +export RUNDIR=$mntpoint/stressX + +su $testuser -c 'cd ..; ./run.sh marcus.cfg' > /dev/null & +pid=$! +while kill -0 $pid 2> /dev/null; do + /tmp/fts $mntpoint + sleep 1 +done + +while mount | grep $mntpoint | grep -q /dev/md; do + umount $mntpoint || sleep 1 +done +mdconfig -d -u $mdstart +rm -f /tmp/fts +exit +EOF +#include <sys/param.h> +#include <err.h> +#include <errno.h> +#include <fts.h> +#include <libutil.h> +#include <stdint.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <unistd.h> + +int +test(char *path) +{ + + FTS *fts; + FTSENT *p; + int ftsoptions; + char *args[2]; + + ftsoptions = FTS_PHYSICAL; + args[0] = path; + args[1] = 0; + + if ((fts = fts_open(args, ftsoptions, NULL)) == NULL) + err(1, "fts_open"); + + while ((p = fts_read(fts)) != NULL) { + switch (p->fts_info) { + case FTS_F: /* Ignore. */ + break; + case FTS_D: /* Ignore. */ + break; + case FTS_DP: + break; + case FTS_DC: /* Ignore. */ + break; + case FTS_SL: /* Ignore. */ + break; + case FTS_DNR: /* Warn, continue. */ + case FTS_ERR: + case FTS_NS: + case FTS_DEFAULT: + break; + default: + printf("%s: default, %d\n", getprogname(), p->fts_info); + break; + } + } + + if (errno != 0 && errno != ENOENT) + err(1, "fts_read"); + if (fts_close(fts) == -1) + err(1, "fts_close()"); + + return (0); +} + +int +main(int argc, char **argv) +{ + int i; + + if (argc != 2) + errx(1, "Usage: %s <path>", argv[0]); + for (i = 0; i < 100; i++) + test(argv[1]); + + return (0); +}
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