From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 15156C433FE for ; Tue, 24 May 2022 07:34:20 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235269AbiEXHeT (ORCPT ); Tue, 24 May 2022 03:34:19 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:53658 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235272AbiEXHeR (ORCPT ); Tue, 24 May 2022 03:34:17 -0400 Received: from mail105.syd.optusnet.com.au (mail105.syd.optusnet.com.au [211.29.132.249]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id D97FE6AA5C for ; Tue, 24 May 2022 00:34:16 -0700 (PDT) Received: from dread.disaster.area (pa49-181-2-147.pa.nsw.optusnet.com.au [49.181.2.147]) by mail105.syd.optusnet.com.au (Postfix) with ESMTPS id 6FEB410E6999 for ; Tue, 24 May 2022 17:34:14 +1000 (AEST) Received: from discord.disaster.area ([192.168.253.110]) by dread.disaster.area with esmtp (Exim 4.92.3) (envelope-from ) id 1ntP3V-00FkV9-D7 for fstests@vger.kernel.org; Tue, 24 May 2022 17:34:13 +1000 Received: from dave by discord.disaster.area with local (Exim 4.95) (envelope-from ) id 1ntP3V-008A5n-Bn for fstests@vger.kernel.org; Tue, 24 May 2022 17:34:13 +1000 From: Dave Chinner To: fstests@vger.kernel.org Subject: [PATCH 1/8] generic/038: kill background threads on interrupt Date: Tue, 24 May 2022 17:34:04 +1000 Message-Id: <20220524073411.1943480-2-david@fromorbit.com> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20220524073411.1943480-1-david@fromorbit.com> References: <20220524073411.1943480-1-david@fromorbit.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Optus-CM-Score: 0 X-Optus-CM-Analysis: v=2.4 cv=VuxAv86n c=1 sm=1 tr=0 ts=628c8a76 a=ivVLWpVy4j68lT4lJFbQgw==:117 a=ivVLWpVy4j68lT4lJFbQgw==:17 a=oZkIemNP1mAA:10 a=20KFwNOVAAAA:8 a=MlRuX_47ZaTdqfiRnIwA:9 Precedence: bulk List-ID: X-Mailing-List: fstests@vger.kernel.org From: Dave Chinner When I ctrl-c g/038, it either does nothing or it leaves processes running in the background. It is not cleaning up it's background processes correctly, so add kill vectors into the cleanup. Make sure we only kill in the cleanup trap if the background processes are running. Signed-off-by: Dave Chinner --- tests/generic/038 | 16 ++++++++++------ 1 file changed, 10 insertions(+), 6 deletions(-) diff --git a/tests/generic/038 b/tests/generic/038 index c6cea94e..0462ea13 100755 --- a/tests/generic/038 +++ b/tests/generic/038 @@ -36,6 +36,10 @@ _begin_fstest auto stress trim # Override the default cleanup function. _cleanup() { + [ -n "${create_pids}" ] && kill ${create_pids[@]} + [ -n "${fallocate_pids}" ] && kill ${fallocate_pids[@]} + [ -n "${trim_pids}" ] && kill ${trim_pids[@]} + wait rm -fr $tmp } @@ -47,6 +51,8 @@ _supported_fs generic _require_scratch _require_xfs_io_command "falloc" +echo "Silence is golden" + # Keep allocating and deallocating 1G of data space with the goal of creating # and deleting 1 block group constantly. The intention is to race with the # fstrim loop below. @@ -121,6 +127,7 @@ _scratch_mount _require_fs_space $SCRATCH_MNT $((10 * 1024 * 1024)) _require_batched_discard $SCRATCH_MNT + for ((i = 0; i < $((4 * $LOAD_FACTOR)); i++)); do trim_loop & trim_pids[$i]=$! @@ -136,12 +143,9 @@ create_files "foobar" kill ${fallocate_pids[@]} kill ${trim_pids[@]} wait +unset create_pids +unset fallocate_pids +unset trim_pids -# The fstests framework will now check for fs consistency with fsck. -# The trimming was racy and caused some btree nodes to get full of zeroes on -# disk, which obviously caused fs metadata corruption. The race often lead -# to missing free space entries in a block group's free space cache too. - -echo "Silence is golden" status=0 exit -- 2.35.1