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#! /bin/bash
# SPDX-License-Identifier: GPL-2.0
# Copyright (c) 2021 Chandan Babu R. All Rights Reserved.
#
# FS QA Test 538
#
# Execute fsstress with bmap_alloc_minlen_extent error tag enabled.
#
. ./common/preamble
_begin_fstest auto stress
# Import common functions.
. ./common/filter
. ./common/inject
. ./common/populate
# real QA test starts here
_supported_fs xfs
_require_scratch
_require_xfs_debug
_require_test_program "punch-alternating"
_require_xfs_io_error_injection "bmap_alloc_minlen_extent"
echo "Format and mount fs"
_scratch_mkfs_sized $((1024 * 1024 * 1024)) >> $seqres.full
_scratch_mount >> $seqres.full
# Disable realtime inherit flag (if any) on root directory so that space on data
# device gets fragmented rather than realtime device.
_xfs_force_bdev data $SCRATCH_MNT
bsize=$(_get_file_block_size $SCRATCH_MNT)
echo "Consume free space"
fillerdir=$SCRATCH_MNT/fillerdir
nr_free_blks=$(stat -f -c '%f' $SCRATCH_MNT)
nr_free_blks=$((nr_free_blks * 90 / 100))
_fill_fs $((bsize * nr_free_blks)) $fillerdir $bsize 0 >> $seqres.full 2>&1
echo "Create fragmented filesystem"
for dentry in $(ls -1 $fillerdir/); do
$here/src/punch-alternating $fillerdir/$dentry >> $seqres.full
done
echo "Inject bmap_alloc_minlen_extent error tag"
_scratch_inject_error bmap_alloc_minlen_extent 1
echo "Execute fsstress"
$FSSTRESS_PROG -d $SCRATCH_MNT \
$(_scale_fsstress_args -p 75 -n 1000) \
-f bulkstat=0 \
-f bulkstat1=0 \
-f fiemap=0 \
-f getattr=0 \
-f getdents=0 \
-f getfattr=0 \
-f listfattr=0 \
-f mread=0 \
-f read=0 \
-f readlink=0 \
-f readv=0 \
-f stat=0 \
-f aread=0 \
-f dread=0 >> $seqres.full
# success, all done
status=0
exit
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