18a272653SPeter Holm#!/bin/sh 28a272653SPeter Holm 38a272653SPeter Holm# 48a272653SPeter Holm# Copyright (c) 2013 Peter Holm <pho@FreeBSD.org> 58a272653SPeter Holm# All rights reserved. 68a272653SPeter Holm# 78a272653SPeter Holm# Redistribution and use in source and binary forms, with or without 88a272653SPeter Holm# modification, are permitted provided that the following conditions 98a272653SPeter Holm# are met: 108a272653SPeter Holm# 1. Redistributions of source code must retain the above copyright 118a272653SPeter Holm# notice, this list of conditions and the following disclaimer. 128a272653SPeter Holm# 2. Redistributions in binary form must reproduce the above copyright 138a272653SPeter Holm# notice, this list of conditions and the following disclaimer in the 148a272653SPeter Holm# documentation and/or other materials provided with the distribution. 158a272653SPeter Holm# 168a272653SPeter Holm# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 178a272653SPeter Holm# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 188a272653SPeter Holm# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 198a272653SPeter Holm# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 208a272653SPeter Holm# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 218a272653SPeter Holm# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 228a272653SPeter Holm# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 238a272653SPeter Holm# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 248a272653SPeter Holm# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 258a272653SPeter Holm# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 268a272653SPeter Holm# SUCH DAMAGE. 278a272653SPeter Holm# 288a272653SPeter Holm 298a272653SPeter Holm# Disk full with one snapshot scenario 308a272653SPeter Holm# "panic: softdep_deallocate_dependencies: unrecovered I/O error" seen. 318a272653SPeter Holm 328a272653SPeter Holm# kern/162362: ufs with snapshot(s) panics when getting full 338a272653SPeter Holm 348a272653SPeter Holm[ `id -u ` -ne 0 ] && echo "Must be root!" && exit 1 358a272653SPeter Holm 368a272653SPeter Holm. ../default.cfg 378a272653SPeter Holm 388a272653SPeter Holmmount | grep $mntpoint | grep -q /dev/md && umount -f $mntpoint 398a272653SPeter Holmmdconfig -l | grep -q md$mdstart && mdconfig -d -u $mdstart 408a272653SPeter Holm 418a272653SPeter Holmmdconfig -a -t swap -s 2g -u $mdstart || exit 1 42*608c97bfSPeter Holmnewfs $newfs_flags md$mdstart > /dev/null 43*608c97bfSPeter Holmmount /dev/md$mdstart $mntpoint 448a272653SPeter Holm 458a272653SPeter Holmdd if=/dev/zero of=$mntpoint/big1 bs=1m count=512 status=none 468a272653SPeter Holmdd if=/dev/zero of=$mntpoint/big2 bs=1m count=512 status=none 478a272653SPeter Holmdd if=/dev/zero of=$mntpoint/big3 bs=1m count=512 status=none 488a272653SPeter Holm 498a272653SPeter Holmmksnap_ffs $mntpoint $mntpoint/.snap/snap 508a272653SPeter Holm 518a272653SPeter Holmfor i in `jot 10`; do 528a272653SPeter Holm dd if=/dev/zero of=$mntpoint/big.$i bs=1m count=512 status=none || 538a272653SPeter Holm break 548a272653SPeter Holmdone 558a272653SPeter Holmrm $mntpoint/big.* 568a272653SPeter Holmrm -f $mntpoint/.snap/snap 578a272653SPeter Holm 588a272653SPeter Holmwhile mount | grep "$mntpoint" | grep -q md$mdstart; do 598a272653SPeter Holm umount $mntpoint || sleep 1 608a272653SPeter Holmdone 618a272653SPeter Holmmdconfig -d -u $mdstart 62