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apfstests/tests/btrfs/195
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Nikolay Borisov 94c19d60a2 btrfs: test balance profile convert functionality
Add basic test to ensure btrfs conversion functionality is tested.
This test exercies conversion to all possible types of the data
portion. This is sufficient since from the POV of relocation we are
only moving blockgroups.

v5.3 and later kernel needs the following patch to pass the test

btrfs: Fix a regression which we can't convert to SINGLE profile

Signed-off-by: Nikolay Borisov <nborisov@suse.com>
Reviewed-by: Qu Wenruo <wqu@suse.com>
Signed-off-by: Eryu Guan <guaneryu@gmail.com>
2019-10-06 22:36:45 +08:00

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#! /bin/bash
# SPDX-License-Identifier: GPL-2.0
# Copyright (c) 2019 SUSE Linux Products GmbH. All Rights Reserved.
#
# FS QA Test btrfs/195
#
# Test raid profile conversion. It's sufficient to test all dest profiles as
# source profiles just rely on being able to read the data and metadata.
#
seq=`basename $0`
seqres=$RESULT_DIR/$seq
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.*
}
# get standard environment, filters and checks
. ./common/rc
. ./common/filter
# remove previous $seqres.full before test
rm -f $seqres.full
# real QA test starts here
# Modify as appropriate.
_supported_fs btrfs
_supported_os Linux
_require_scratch_dev_pool 4
declare -a TEST_VECTORS=(
# $nr_dev_min:$data:$metadata:$data_convert:$metadata_convert
"4:single:raid1"
"4:single:raid0"
"4:single:raid10"
"4:single:dup"
"4:single:raid5"
"4:single:raid6"
"2:raid1:single"
)
run_testcase() {
IFS=':' read -ra args <<< $1
num_disks=${args[0]}
src_type=${args[1]}
dst_type=${args[2]}
_scratch_dev_pool_get $num_disks
echo "=== Running test: $1 ===" >> $seqres.full
_scratch_pool_mkfs -d$src_type >> $seqres.full 2>&1
_scratch_mount
# Create random filesystem with 20k write ops
$FSSTRESS_PROG -d $SCRATCH_MNT -w -n 10000 $FSSTRESS_AVOID >>$seqres.full 2>&1
$BTRFS_UTIL_PROG balance start -f -dconvert=$dst_type $SCRATCH_MNT >> $seqres.full 2>&1
[ $? -eq 0 ] || echo "$1: Failed convert"
$BTRFS_UTIL_PROG scrub start -B $SCRATCH_MNT >>$seqres.full 2>&1
[ $? -eq 0 ] || echo "$1: Scrub failed"
_scratch_unmount
_check_btrfs_filesystem $SCRATCH_DEV
_scratch_dev_pool_put
}
for i in "${TEST_VECTORS[@]}"; do
run_testcase $i
done
echo "Silence is golden"
status=0
exit