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#! /bin/bash
# SPDX-License-Identifier: GPL-2.0
# Copyright (c) 2010 Eric Sandeen. All Rights Reserved.
#
# FS QA Test No. 223
#
# File alignment tests
#
. ./common/preamble
_begin_fstest auto quick prealloc
# Import common functions.
. ./common/filter
# real QA test starts here
_supported_fs generic
_require_scratch
_require_xfs_io_command "falloc"
BLOCKSIZE=4096
for SUNIT_K in 8 16 32 64 128; do
let SUNIT_BYTES=$SUNIT_K*1024
let SUNIT_BLOCKS=$SUNIT_BYTES/$BLOCKSIZE
echo "=== mkfs with su $SUNIT_BLOCKS blocks x 4 ==="
_scratch_mkfs_geom $SUNIT_BYTES 4 $BLOCKSIZE >> $seqres.full 2>&1
_scratch_mount
# This test checks for stripe alignments of space allocations on the
# filesystem. Make sure all files get created on the main device,
# which for XFS means no rt files.
test "$FSTYP" = "xfs" && \
_xfs_force_bdev data $SCRATCH_MNT
for SIZE_MULT in 1 2 8 64 256; do
let SIZE=$SIZE_MULT*$SUNIT_BYTES
echo "=== Testing size ${SIZE_MULT}*${SUNIT_K}k on ${SUNIT_K}k stripe ==="
for FILE in 1 2 3 4; do
$XFS_IO_PROG -f -c "falloc 0 $SIZE" \
$SCRATCH_MNT/file-$FILE-$SIZE-falloc \
>> $seqres.full 2>&1
$XFS_IO_PROG -f -c "pwrite -b $SIZE 0 $SIZE" \
$SCRATCH_MNT/file-$FILE-$SIZE-write \
>> $seqres.full 2>&1
$here/src/t_stripealign $SCRATCH_MNT/file-$FILE-$SIZE-falloc \
$SUNIT_BLOCKS | _filter_scratch
$here/src/t_stripealign $SCRATCH_MNT/file-$FILE-$SIZE-write \
$SUNIT_BLOCKS | _filter_scratch
done
done
echo "=== Testing size 1g falloc on ${SUNIT_K}k stripe ==="
$XFS_IO_PROG -f -c "falloc 0 1g" \
$SCRATCH_MNT/file-1g-falloc >> $seqres.full 2>&1
$here/src/t_stripealign $SCRATCH_MNT/file-1g-falloc $SUNIT_BLOCKS \
| _filter_scratch
rm -f $SCRATCH_MNT/file-1g-falloc | _filter_scratch
echo "=== Testing size 1073745920 falloc on ${SUNIT_K}k stripe ==="
$XFS_IO_PROG -f -c "falloc 0 1073745920" \
$SCRATCH_MNT/file-1073745920-falloc >> $seqres.full 2>&1
$here/src/t_stripealign $SCRATCH_MNT/file-1073745920-falloc \
$SUNIT_BLOCKS | _filter_scratch
_scratch_unmount
done
status=0
exit
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