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https://github.com/linux-apfs/apfstests.git
synced 2026-05-01 15:01:44 -07:00
Brian Foster
e62dbeae4b
The bulkstat mechanism is used by xfsdump and other tools to index all inodes allocated in a filesystem. Run some simple tests with varying inode layouts and bulkstat batch sizes to verify bulkstat finds the expected number of inodes. Signed-off-by: Brian Foster <bfoster@redhat.com> Reviewed-by: Dave Chinner <dchinner@redhat.com> Signed-off-by: Dave Chinner <david@fromorbit.com>
111 lines
2.5 KiB
Bash
Executable File
111 lines
2.5 KiB
Bash
Executable File
#! /bin/bash
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# FS QA Test No. 062
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#
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# Use the bstat utility to verify bulkstat finds all inodes in a filesystem.
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# Test under various inode counts, inobt record layouts and bulkstat batch
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# sizes.
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#
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#-----------------------------------------------------------------------
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# Copyright (c) 2014 Red Hat, Inc. All Rights Reserved.
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License as
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# published by the Free Software Foundation.
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#
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# This program is distributed in the hope that it would be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write the Free Software Foundation,
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# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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#-----------------------------------------------------------------------
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seq=`basename $0`
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seqres=$RESULT_DIR/$seq
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echo "QA output created by $seq"
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here=`pwd`
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tmp=/tmp/$$
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status=1 # failure is the default!
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trap "_cleanup; exit \$status" 0 1 2 3 15
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_cleanup()
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{
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cd /
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rm -f $tmp.*
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}
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# print the number of inodes counted by bulkstat
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_bstat_count()
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{
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batchsize=$1
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./src/bstat $SCRATCH_MNT $batchsize | grep ino | wc -l
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}
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# print bulkstat counts using varied batch sizes
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_bstat_test()
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{
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expect=`find $SCRATCH_MNT -print | wc -l`
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echo "expect $expect"
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_bstat_count 4096
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_bstat_count 32
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_bstat_count 1
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}
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# get standard environment, filters and checks
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. ./common/rc
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. ./common/filter
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_require_scratch
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# real QA test starts here
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_supported_fs xfs
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_supported_os Linux
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rm -f $seqres.full
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DIRCOUNT=8
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INOCOUNT=$((2048 / DIRCOUNT))
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_scratch_mkfs "-d agcount=$DIRCOUNT" >> $seqres.full 2>&1 || _fail "mkfs failed"
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_scratch_mount
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# create a set of directories and fill each with a fixed number of files
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for dir in $(seq 1 $DIRCOUNT); do
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mkdir -p $SCRATCH_MNT/$dir
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for i in $(seq 1 $INOCOUNT); do
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touch $SCRATCH_MNT/$dir/$i
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done
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done
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_bstat_test
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# remove every other file from each dir
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for dir in $(seq 1 $DIRCOUNT); do
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for i in $(seq 2 2 $INOCOUNT); do
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rm -f $SCRATCH_MNT/$dir/$i
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done
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done
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_bstat_test
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# remove the entire second half of files
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for dir in $(seq 1 $DIRCOUNT); do
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for i in $(seq $((INOCOUNT / 2)) $INOCOUNT); do
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rm -f $SCRATCH_MNT/$dir/$i
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done
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done
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_bstat_test
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# remove all regular files
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for dir in $(seq 1 $DIRCOUNT); do
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rm -f $SCRATCH_MNT/$dir/*
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done
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_bstat_test
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# success, all done
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status=0
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exit
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