1#!/bin/sh 2 3# 4# SPDX-License-Identifier: BSD-2-Clause 5# 6# Copyright (c) 2022 Peter Holm <pho@FreeBSD.org> 7# 8# Redistribution and use in source and binary forms, with or without 9# modification, are permitted provided that the following conditions 10# are met: 11# 1. Redistributions of source code must retain the above copyright 12# notice, this list of conditions and the following disclaimer. 13# 2. Redistributions in binary form must reproduce the above copyright 14# notice, this list of conditions and the following disclaimer in the 15# documentation and/or other materials provided with the distribution. 16# 17# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 18# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 19# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 20# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 21# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27# SUCH DAMAGE. 28# 29 30# A fast version of newfs.sh 31 32[ `id -u ` -ne 0 ] && echo "Must be root!" && exit 1 33 34. ../default.cfg 35 36mount | grep "on $mntpoint " | grep -q md$mdstart && 37 umount $mntpoint 38mdconfig -l | grep -q md$mdstart && mdconfig -d -u $mdstart 39mdconfig -a -t swap -s 1g -u $mdstart || exit 1 40 41log=/tmp/newfs6.sh.log 42s=0 43for opt in -O1 -O2 -U -j; do 44 bs=4096 45 while [ $bs -le 65536 ]; do 46 for i in 8 4 2 1; do 47 fragsize=$((bs / i)) 48 echo "newfs $opt -b $bs -f $fragsize md$mdstart " 49 newfs $opt -b $bs -f $fragsize \ 50 md$mdstart > /dev/null || { s=1; continue; } 51 mount /dev/md$mdstart $mntpoint || s=2 && 52 umount $mntpoint 53 fsck -fy /dev/md$mdstart > $log 2>&1 54 grep -q "WAS MODIFIED" $log && { 55 s=3 56 cat $log 57 } 58 done 59 bs=$((bs * 2)) 60 done 61done 62mdconfig -d -u $mdstart 63rm -f $log 64exit $s 65