| #! /bin/bash |
| # FS QA Test generic/095 |
| # |
| # Concurrent mixed I/O (buffer I/O, aiodio, mmap, splice) on the same files |
| # |
| #----------------------------------------------------------------------- |
| # Copyright (c) 2015 Red Hat 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 |
| #----------------------------------------------------------------------- |
| # |
| |
| 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 $tmp.* |
| } |
| |
| # get standard environment, filters and checks |
| . ./common/rc |
| . ./common/filter |
| |
| # real QA test starts here |
| _supported_fs generic |
| _supported_os Linux |
| _require_scratch |
| _require_odirect |
| |
| iodepth=$((16 * LOAD_FACTOR)) |
| iodepth_batch=$((8 * LOAD_FACTOR)) |
| numjobs=$((5 * LOAD_FACTOR)) |
| fio_config=$tmp.fio |
| cat >$fio_config <<EOF |
| [global] |
| bs=8k |
| iodepth=$iodepth |
| iodepth_batch=$iodepth_batch |
| randrepeat=1 |
| size=1m |
| directory=$SCRATCH_MNT |
| numjobs=$numjobs |
| [job1] |
| ioengine=sync |
| bs=1k |
| direct=1 |
| rw=randread |
| filename=file1:file2 |
| [job2] |
| ioengine=libaio |
| rw=randwrite |
| direct=1 |
| filename=file1:file2 |
| [job3] |
| bs=1k |
| ioengine=posixaio |
| rw=randwrite |
| direct=1 |
| filename=file1:file2 |
| [job4] |
| ioengine=splice |
| direct=1 |
| rw=randwrite |
| filename=file1:file2 |
| [job5] |
| bs=1k |
| ioengine=sync |
| rw=randread |
| filename=file1:file2 |
| [job6] |
| ioengine=posixaio |
| rw=randwrite |
| filename=file1:file2 |
| [job7] |
| ioengine=splice |
| rw=randwrite |
| filename=file1:file2 |
| [job8] |
| ioengine=mmap |
| rw=randwrite |
| bs=1k |
| filename=file1:file2 |
| [job9] |
| ioengine=mmap |
| rw=randwrite |
| direct=1 |
| filename=file1:file2 |
| EOF |
| # with ioengine=mmap and direct=1, fio requires bs to be at least pagesize, |
| # which is a fio built-in var. |
| echo 'bs=$pagesize' >> $fio_config |
| |
| rm -f $seqres.full |
| _require_fio $fio_config |
| _scratch_mkfs >>$seqres.full 2>&1 |
| _scratch_mount |
| |
| echo "Silence is golden" |
| $FIO_PROG $fio_config >>$seqres.full 2>&1 |
| |
| # xfs generates WARNINGs on purpose when applications mix buffered/mmap IO with |
| # direct IO on the same file. On the other hand, this fio job has been proven |
| # to be potent, we don't want to simply _disable_dmesg_check which could miss |
| # other potential bugs. So filter out the intentional WARNINGs, make sure test |
| # doesn't fail because of this warning and fails on other WARNINGs. |
| |
| # umount before checking dmesg in case umount triggers any WARNING or Oops |
| _scratch_unmount |
| |
| _check_dmesg _filter_aiodio_dmesg |
| |
| status=$? |
| exit |