| #! /bin/bash |
| # FS QA Test No. 216 |
| # |
| # log size mkfs test - ensure the log size scaling works for small filesystems |
| # |
| #----------------------------------------------------------------------- |
| # Copyright (c) 2008 Silicon Graphics, Inc. All Rights Reserved. |
| # |
| # This program is free software; you can redistribute it and/or |
| # modify it under the terms of the GNU General Public License as |
| # published by the Free Software Foundation. |
| # |
| # This program is distributed in the hope that it would be useful, |
| # but WITHOUT ANY WARRANTY; without even the implied warranty of |
| # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| # GNU General Public License for more details. |
| # |
| # You should have received a copy of the GNU General Public License |
| # along with this program; if not, write the Free Software Foundation, |
| # Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
| #----------------------------------------------------------------------- |
| # |
| # creator |
| owner=dgc@sgi.com |
| |
| seq=`basename $0` |
| echo "QA output created by $seq" |
| |
| here=`pwd` |
| tmp=/tmp/$$ |
| status=1 # failure is the default! |
| trap "_cleanup; exit \$status" 0 1 2 3 15 |
| |
| _cleanup() |
| { |
| cd / |
| rm -f $tmp.* |
| _cleanup_testdir |
| } |
| |
| # get standard environment, filters and checks |
| . ./common.rc |
| . ./common.filter |
| |
| # real QA test starts here |
| _supported_fs xfs |
| _supported_os Linux |
| |
| _setup_testdir |
| _require_scratch |
| _scratch_mkfs_xfs >/dev/null 2>&1 |
| _scratch_mount |
| |
| _require_loop |
| LOOP_DEV=$SCRATCH_MNT/test_fs |
| LOOP_MNT=$SCRATCH_MNT/test_fs_dir |
| |
| _do_mkfs() |
| { |
| for i in $*; do |
| echo -n "fssize=${i}g " |
| $MKFS_XFS_PROG -f -b size=4096 -l version=2 \ |
| -d name=$LOOP_DEV,size=${i}g |grep log |
| mount -o loop -t xfs $LOOP_DEV $LOOP_MNT |
| echo "test write" > $LOOP_MNT/test |
| umount $LOOP_MNT |
| done |
| } |
| # make large holey file |
| $XFS_IO_PROG -f -c "truncate 256g" $LOOP_DEV |
| |
| #make loopback mount dir |
| mkdir $LOOP_MNT |
| |
| # walk over standard sizes (up to 256GB) |
| _do_mkfs 1 2 4 8 16 32 64 128 256 |
| |
| status=0 |
| exit |