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[195.214.232.6]) by smtp.gmail.com with ESMTPSA id 30sm335598ljv.62.2017.04.06.06.19.19 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Thu, 06 Apr 2017 06:19:20 -0700 (PDT) From: Dmitry Monakhov To: fstests@vger.kernel.org Cc: linux-fsdevel@vger.kernel.org, linux-block@vger.kernel.org, Dmitry Monakhov Subject: [PATCH 6/6] new: blockdev/005 Check that busy fs survives blkdev page truncation Date: Thu, 6 Apr 2017 17:19:10 +0400 Message-Id: <1491484750-9164-7-git-send-email-dmonakhov@openvz.org> X-Mailer: git-send-email 1.9.3 In-Reply-To: <1491484750-9164-1-git-send-email-dmonakhov@openvz.org> References: <1491484750-9164-1-git-send-email-dmonakhov@openvz.org> Sender: linux-fsdevel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-fsdevel@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP same as blockdev/004 but with add more stress on corrupted fs. Signed-off-by: Dmitry Monakhov --- tests/blockdev/005 | 92 ++++++++++++++++++++++++++++++++++++++++++++++++++ tests/blockdev/005.out | 2 ++ tests/blockdev/group | 1 + tests/generic/390 | 1 + 4 files changed, 96 insertions(+) create mode 100755 tests/blockdev/005 create mode 100644 tests/blockdev/005.out diff --git a/tests/blockdev/005 b/tests/blockdev/005 new file mode 100755 index 0000000..fa3eadc --- /dev/null +++ b/tests/blockdev/005 @@ -0,0 +1,92 @@ +#! /bin/bash +# FS QA Test 005 +# +# Check that busy filesystem survives blockdev pagecache truncation. +# blkdev page cache can be truncated due to various reasons +# 1)ioctl: BLKDISCARD +# 2)blkdev: falloc{ FALLOC_FL_ZERO_RANGE, FALLOC_FL_PUNCH_HOLE } +# 3)nbd: NBD_CLEAR_SOCK +# test is similar blockdev/004 but push more stress on filesystem. +# +#----------------------------------------------------------------------- +# Copyright (c) 2017 Dmitry Monakhov +# 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/$$ +status=1 # failure is the default! +trap "_cleanup; exit \$status" 0 1 2 3 15 + +_cleanup() +{ + $UMOUNT_PROG $fs_mnt + _destroy_loop_device $loop_dev + cd / + rm -rf $TEST_DIR/$$ + rm -f $tmp.* +} + +# get standard environment, filters and checks +. ./common/rc +. ./common/filter + +rm -f $seqres.full + +# real QA test starts here +_supported_fs generic +_supported_os Linux +_require_loop +#_require_xfs_io_command "fzero" + +# create the fs image and mount point + +mkdir -p $TEST_DIR/$$ || _fail "Can not make test dir" +fs_img=$TEST_DIR/$$/fs.img +fs_mnt=$TEST_DIR/$$/mnt +$XFS_IO_PROG -fc "truncate 1g" $fs_img >>$seqres.full 2>&1 +mkdir -p $fs_mnt +loop_dev=$(_create_loop_device $fs_img) +_mkfs_dev $loop_dev +_mount $loop_dev $fs_mnt + +stress_dir="$fs_mnt/stress" +mkdir "$stress_dir" +# Disable all sync operations to get higher load +FSSTRESS_AVOID="$FSSTRESS_AVOID -ffsync=0 -fsync=0 -ffdatasync=0" +fsstress_args=`_scale_fsstress_args -d $stress_dir -p4 -n9999999 $FSSTRESS_AVOID` +$FSSTRESS_PROG $fsstress_args > /dev/null 2>&1 & +fsstress_pid=$! +# Warm-up +sleep 3 + +# Issue zeroout on block device, this act just a giant hammer for fs, +# A lot of complains are expected, bug_on/panic is not. +$XFS_IO_PROG -c "fzero -k 0 1G" -f $loop_dev >>$seqres.full 2>&1 +# Force sync operation in order to flush data to screwed disk. +$XFS_IO_PROG -c "pwrite 0 4k" -c "syncfs" -f $fs_mnt/check_ro >>$seqres.full 2>&1 +sleep 3 +$KILLALL_PROG -q $FSSTRESS_PROG +wait $pid +# success, all done +echo "Silence is golden" +status=0 +exit diff --git a/tests/blockdev/005.out b/tests/blockdev/005.out new file mode 100644 index 0000000..a5027f1 --- /dev/null +++ b/tests/blockdev/005.out @@ -0,0 +1,2 @@ +QA output created by 005 +Silence is golden diff --git a/tests/blockdev/group b/tests/blockdev/group index d100c85..445b97c 100644 --- a/tests/blockdev/group +++ b/tests/blockdev/group @@ -7,3 +7,4 @@ 002 rw blockdev liotarget 003 rw blockdev liotarget integrity dangerous 004 rw blockdev dangerous zero +005 rw blockdev dangerous zero diff --git a/tests/generic/390 b/tests/generic/390 index 473015a..a717888 100755 --- a/tests/generic/390 +++ b/tests/generic/390 @@ -55,6 +55,7 @@ _supported_os Linux _require_scratch _require_freeze _require_test_program "feature" +_require_command "$KILLALL_PROG" killall _scratch_mkfs >>$seqres.full 2>&1 # We don't want to freeze/unfreeze root fs if mount scratch dev failed