From patchwork Mon Sep 2 13:53:58 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Zorro Lang X-Patchwork-Id: 11126747 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 2C60215E9 for ; Mon, 2 Sep 2019 13:54:07 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 174FD217F4 for ; Mon, 2 Sep 2019 13:54:07 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730769AbfIBNyG (ORCPT ); Mon, 2 Sep 2019 09:54:06 -0400 Received: from mx1.redhat.com ([209.132.183.28]:33608 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730535AbfIBNyG (ORCPT ); Mon, 2 Sep 2019 09:54:06 -0400 Received: from smtp.corp.redhat.com (int-mx08.intmail.prod.int.phx2.redhat.com [10.5.11.23]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id C616D10C6975; Mon, 2 Sep 2019 13:54:05 +0000 (UTC) Received: from localhost.localdomain.com (ovpn-12-107.pek2.redhat.com [10.72.12.107]) by smtp.corp.redhat.com (Postfix) with ESMTP id 241C9194BB; Mon, 2 Sep 2019 13:54:03 +0000 (UTC) From: Zorro Lang To: fstests@vger.kernel.org Cc: linux-xfs@vger.kernel.org Subject: [PATCH] fstests: new helper to skip xfs_check Date: Mon, 2 Sep 2019 21:53:58 +0800 Message-Id: <20190902135358.22134-1-zlang@redhat.com> X-Scanned-By: MIMEDefang 2.84 on 10.5.11.23 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.6.2 (mx1.redhat.com [10.5.110.65]); Mon, 02 Sep 2019 13:54:05 +0000 (UTC) Sender: linux-xfs-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-xfs@vger.kernel.org The _xfs_check sometimes need to take too much memory, some quota related cases (e.g: xfs/442, generic/232 etc) always trigger OOM killer. [93334.020194] xfs_db invoked oom-killer: gfp_mask=0x6200ca(GFP_HIGHUSER_MOVABLE), nodemask=(null), order=0, oom_score_adj=-1000 [93334.020206] xfs_db cpuset=/ mems_allowed=0 [93334.020213] CPU: 2 PID: 977 Comm: xfs_db Kdump: loaded Not tainted 4.18.0-139.el8.ppc64le+debug #1 [93334.020217] Call Trace: [93334.020223] [c0000001cb163640] [c000000001035754] dump_stack+0xe8/0x164 (unreliable) [93334.020229] [c0000001cb163690] [c0000000004a77dc] dump_header+0x7c/0x670 [93334.020234] [c0000001cb1637b0] [c0000000004a872c] oom_kill_process+0x26c/0x3d0 [93334.020239] [c0000001cb163800] [c0000000004aa438] out_of_memory+0x278/0x930 [93334.020244] [c0000001cb1638a0] [c0000000004bd6c8] __alloc_pages_nodemask+0x1ab8/0x1b70 [93334.020248] [c0000001cb163ae0] [c00000000058b8dc] alloc_pages_vma+0xec/0x660 [93334.020253] [c0000001cb163b50] [c00000000052b544] do_anonymous_page+0x124/0xac0 [93334.020258] [c0000001cb163bc0] [c000000000534918] __handle_mm_fault+0xda8/0x1b60 [93334.020263] [c0000001cb163cb0] [c000000000535948] handle_mm_fault+0x278/0x5a0 [93334.020268] [c0000001cb163d00] [c00000000008b30c] __do_page_fault+0x27c/0xe00 [93334.020273] [c0000001cb163df0] [c00000000008bec8] do_page_fault+0x38/0xf0 [93334.020278] [c0000001cb163e30] [c00000000000a904] handle_page_fault+0x18/0x38 [93334.020281] Mem-Info: [93334.020286] active_anon:93769 inactive_anon:13540 isolated_anon:0 [93334.020286] active_file:23 inactive_file:8 isolated_file:0 [93334.020286] unevictable:0 dirty:0 writeback:0 unstable:0 [93334.020286] slab_reclaimable:1543 slab_unreclaimable:8926 [93334.020286] mapped:69 shmem:15 pagetables:76 bounce:0 [93334.020286] free:2756 free_pcp:0 free_cma:0 The xfs_check related code is old, and nearly won't be maintained too much, test xfs_repair and xfs_scrub is much more important than xfs_check. But the xfstests always do a POST-xfs_check at the end of each cases. So I'd like to add a new helper named _require_scratch_no_xfs_check to skip xfs_check from some sub-cases. Signed-off-by: Zorro Lang --- Hi, Maybe this patch not the best way to deal with this issue. Please feel free to tell me if you have better idea. Thanks, Zorro common/rc | 1 + common/xfs | 26 ++++++++++++++++++++++++++ tests/generic/232 | 2 ++ tests/generic/233 | 2 ++ tests/generic/234 | 2 ++ tests/xfs/442 | 2 ++ 6 files changed, 35 insertions(+) diff --git a/common/rc b/common/rc index e0b087c1..86eeda16 100644 --- a/common/rc +++ b/common/rc @@ -1570,6 +1570,7 @@ _require_scratch() { _require_scratch_nocheck touch ${RESULT_DIR}/require_scratch + touch ${RESULT_DIR}/require_scratch.xfs_check } # require a scratch dev of a minimum size (in kb) diff --git a/common/xfs b/common/xfs index 1bce3c18..80e6d1e8 100644 --- a/common/xfs +++ b/common/xfs @@ -168,11 +168,37 @@ _scratch_mkfs_xfs() return $mkfs_status } +# Usage: _require_scratch_no_xfs_check [limit_memsize] +# +# Due to xfs_check costs too much memory, sometimes it cause OOM when test on +# low memory machine. This function is used to skip xfs_check conditionally +# or unconditionally. +# +# Note: must be called after _require_scratch. +_require_scratch_no_xfs_check() +{ + local bound=$1 + local freemem + + freemem=`_free_memory_bytes` + if [ -n "$bound" ];then + if [ $freemem -lt $bound ];then + rm -f ${RESULT_DIR}/require_scratch.xfs_check + fi + else + rm -f ${RESULT_DIR}/require_scratch.xfs_check + fi +} + # xfs_check script is planned to be deprecated. But, we want to # be able to invoke "xfs_check" behavior in xfstests in order to # maintain the current verification levels. _xfs_check() { + if [ ! -f "${RESULT_DIR}/require_scratch.xfs_check" ];then + return 0 + fi + OPTS=" " DBOPTS=" " USAGE="Usage: xfs_check [-fsvV] [-l logdev] [-i ino]... [-b bno]... special" diff --git a/tests/generic/232 b/tests/generic/232 index d5c20249..20841313 100755 --- a/tests/generic/232 +++ b/tests/generic/232 @@ -52,6 +52,8 @@ _fsstress() _supported_fs generic _supported_os Linux _require_scratch +# Do post xfs_check, if free memory size > 16G +_require_scratch_no_xfs_check $((16 * 1024 * 1024 * 1024)) _require_quota _scratch_mkfs > $seqres.full 2>&1 diff --git a/tests/generic/233 b/tests/generic/233 index c49bf252..7933d4b8 100755 --- a/tests/generic/233 +++ b/tests/generic/233 @@ -56,6 +56,8 @@ _fsstress() _supported_fs generic _supported_os Linux _require_scratch +# Do post xfs_check, if free memory size > 16G +_require_scratch_no_xfs_check $((16 * 1024 * 1024 * 1024)) _require_quota _require_user diff --git a/tests/generic/234 b/tests/generic/234 index dc296df8..e843dc10 100755 --- a/tests/generic/234 +++ b/tests/generic/234 @@ -72,6 +72,8 @@ test_setting() _supported_fs generic _supported_os Linux _require_scratch +# Do post xfs_check, if free memory size > 16G +_require_scratch_no_xfs_check $((16 * 1024 * 1024 * 1024)) _require_quota # real QA test starts here diff --git a/tests/xfs/442 b/tests/xfs/442 index 7a5f2e8e..9e891b51 100755 --- a/tests/xfs/442 +++ b/tests/xfs/442 @@ -36,6 +36,8 @@ _supported_fs xfs _supported_os Linux _require_scratch_reflink +# Do post xfs_check, if free memory size > 16G +_require_scratch_no_xfs_check $((16 * 1024 * 1024 * 1024)) _require_quota _require_command "$KILLALL_PROG" "killall"