18a272653SPeter Holm#!/bin/sh 28a272653SPeter Holm 38a272653SPeter Holm# 4*4d846d26SWarner Losh# SPDX-License-Identifier: BSD-2-Clause 58a272653SPeter Holm# 68a272653SPeter Holm# Copyright (c) 2020 Kirk McKusick <mckusick@mckusick.com> 78a272653SPeter Holm# 88a272653SPeter Holm# Redistribution and use in source and binary forms, with or without 98a272653SPeter Holm# modification, are permitted provided that the following conditions 108a272653SPeter Holm# are met: 118a272653SPeter Holm# 1. Redistributions of source code must retain the above copyright 128a272653SPeter Holm# notice, this list of conditions and the following disclaimer. 138a272653SPeter Holm# 2. Redistributions in binary form must reproduce the above copyright 148a272653SPeter Holm# notice, this list of conditions and the following disclaimer in the 158a272653SPeter Holm# documentation and/or other materials provided with the distribution. 168a272653SPeter Holm# 178a272653SPeter Holm# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 188a272653SPeter Holm# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 198a272653SPeter Holm# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 208a272653SPeter Holm# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 218a272653SPeter Holm# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 228a272653SPeter Holm# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 238a272653SPeter Holm# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 248a272653SPeter Holm# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 258a272653SPeter Holm# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 268a272653SPeter Holm# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 278a272653SPeter Holm# SUCH DAMAGE. 288a272653SPeter Holm# 298a272653SPeter Holm 308a272653SPeter Holm# 'panic: Lock (lockmgr) ufs not locked @ kern/kern_lock.c:1271' seen: 318a272653SPeter Holm# https://people.freebsd.org/~pho/stress/log/gnop8.txt 328a272653SPeter Holm 338a272653SPeter Holm[ `id -u ` -ne 0 ] && echo "Must be root!" && exit 1 348a272653SPeter Holm. ../default.cfg 358a272653SPeter Holm 368a272653SPeter Holmfsck=/sbin/fsck_ffs 378a272653SPeter Holmexp=/sbin/fsck_ffs.exp # Experimental version 388a272653SPeter Holm[ -f $exp ] && { echo "Using $exp"; fsck=$exp; } 398a272653SPeter Holmmdconfig -a -t swap -s 5g -u $mdstart || exit 1 408a272653SPeter Holmmd=md$mdstart 418a272653SPeter Holmnewfs -j /dev/$md || exit 1 428a272653SPeter Holmstart=`date +%s` 438a272653SPeter Holmwhile [ $((`date +%s` - start)) -lt 120 ]; do 448a272653SPeter Holm gnop create /dev/$md || exit 1 458a272653SPeter Holm mount /dev/$md.nop /mnt || exit 1 468a272653SPeter Holm 478a272653SPeter Holm # start your favorite I/O test here 488a272653SPeter Holm cp -rp /[a-l]* /[n-z]* /mnt & 498a272653SPeter Holm 508a272653SPeter Holm # after some number of seconds 518a272653SPeter Holm sleep 1 528a272653SPeter Holm gnop destroy -f /dev/$md.nop 538a272653SPeter Holm kill $! 548a272653SPeter Holm 558a272653SPeter Holm # wait until forcible unmount, may be up to about 30 seconds, 568a272653SPeter Holm # but typically very quick if I/O is in progress 578a272653SPeter Holm while (a=`mount | egrep /mnt`) do sleep 1; done 588a272653SPeter Holm 598a272653SPeter Holm # first fsck will attempt journal recovery 608a272653SPeter Holm $fsck -d -y /dev/$md 618a272653SPeter Holm 628a272653SPeter Holm # second fsck will do traditional fsck to check for any errors 638a272653SPeter Holm # from journal recovery 648a272653SPeter Holm $fsck -d -y /dev/$md 658a272653SPeter Holm wait 668a272653SPeter Holmdone 678a272653SPeter Holmmdconfig -d -u ${md#md} 688a272653SPeter Holmexit 0 69