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From: "Darrick J. Wong" <darrick.wong@oracle.com>
To: Donald Douwsma <ddouwsma@redhat.com>
Cc: linux-xfs@vger.kernel.org, fstests@vger.kernel.org
Subject: Re: [PATCH v2] xfstests: add test for xfs_repair progress reporting
Date: Wed, 20 May 2020 08:55:28 -0700
Message-ID: <20200520155528.GC17621@magnolia> (raw)
In-Reply-To: <20200520035258.298516-1-ddouwsma@redhat.com>

On Wed, May 20, 2020 at 01:52:58PM +1000, Donald Douwsma wrote:
> xfs_repair's interval based progress has been broken for
> some time, create a test based on dmdelay to stretch out
> the time and use ag_stride to force parallelism.
> 
> Signed-off-by: Donald Douwsma <ddouwsma@redhat.com>
> ---
> Changes since v1:
> - Use _scratch_xfs_repair
> - Filter only repair output
> - Make the filter more tolerant of whitespace and plurals
> - Take golden output from 'xfs_repair: fix progress reporting'
> 
>  tests/xfs/516     | 76 +++++++++++++++++++++++++++++++++++++++++++++++
>  tests/xfs/516.out | 15 ++++++++++
>  tests/xfs/group   |  1 +
>  3 files changed, 92 insertions(+)
>  create mode 100755 tests/xfs/516
>  create mode 100644 tests/xfs/516.out
> 
> diff --git a/tests/xfs/516 b/tests/xfs/516
> new file mode 100755
> index 00000000..1c0508ef
> --- /dev/null
> +++ b/tests/xfs/516
> @@ -0,0 +1,76 @@
> +#! /bin/bash
> +# SPDX-License-Identifier: GPL-2.0
> +# Copyright (c) 2020 Red Hat, Inc.  All Rights Reserved.
> +#
> +# FS QA Test 516
> +#
> +# Test xfs_repair's progress reporting
> +#
> +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 /
> +	_dmsetup_remove delay-test > /dev/null 2>&1
> +}
> +
> +# get standard environment, filters and checks
> +. ./common/rc
> +. ./common/filter
> +. ./common/dmdelay
> +. ./common/populate
> +
> +# remove previous $seqres.full before test
> +rm -f $seqres.full
> +
> +# real QA test starts here
> +
> +# Modify as appropriate.
> +_supported_fs xfs
> +_supported_os Linux
> +_require_scratch
> +_require_dm_target delay
> +
> +# Filter output specific to the formatters in xfs_repair/progress.c
> +# Ideally we'd like to see hits on anything that matches
> +# awk '/{FMT/' repair/progress.c
> +_filter_repair()
> +{
> +	sed -ne '
> +	s/[0-9]\+/#/g;
> +	s/^\s\+/ /g;
> +	s/\(second\|minute\)s/\1/g
> +	/#:#:#:/p
> +	'
> +}
> +
> +echo "Format and populate"
> +_scratch_populate_cached nofill > $seqres.full 2>&1
> +
> +echo "Introduce a dmdelay"
> +_init_delay
> +
> +# Introduce a read I/O delay
> +# The default in common/dmdelay is a bit too agressive
> +BLK_DEV_SIZE=`blockdev --getsz $SCRATCH_DEV`
> +DELAY_TABLE_RDELAY="0 $BLK_DEV_SIZE delay $SCRATCH_DEV 0 100 $SCRATCH_DEV 0 0"
> +_load_delay_table $DELAY_READ
> +
> +echo "Run repair"
> +SCRATCH_DEV=$DELAY_DEV _scratch_xfs_repair -o ag_stride=4 -t 1 2>&1 |
> +        tee -a $seqres.full > $seqres.xfs_repair.out
> +
> +cat $seqres.xfs_repair.out | _filter_repair | sort -u

I might've redirected this to $tmp.repair, but otherwise I think this
looks decent.

Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com>

--D


> +
> +_cleanup_delay
> +
> +# success, all done
> +status=0
> +exit
> diff --git a/tests/xfs/516.out b/tests/xfs/516.out
> new file mode 100644
> index 00000000..85018b93
> --- /dev/null
> +++ b/tests/xfs/516.out
> @@ -0,0 +1,15 @@
> +QA output created by 516
> +Format and populate
> +Introduce a dmdelay
> +Run repair
> + - #:#:#: Phase #: #% done - estimated remaining time # minute, # second
> + - #:#:#: Phase #: elapsed time # second - processed # inodes per minute
> + - #:#:#: check for inodes claiming duplicate blocks - # of # inodes done
> + - #:#:#: process known inodes and inode discovery - # of # inodes done
> + - #:#:#: process newly discovered inodes - # of # allocation groups done
> + - #:#:#: rebuild AG headers and trees - # of # allocation groups done
> + - #:#:#: scanning agi unlinked lists - # of # allocation groups done
> + - #:#:#: scanning filesystem freespace - # of # allocation groups done
> + - #:#:#: setting up duplicate extent list - # of # allocation groups done
> + - #:#:#: verify and correct link counts - # of # allocation groups done
> + - #:#:#: zeroing log - # of # blocks done
> diff --git a/tests/xfs/group b/tests/xfs/group
> index 12eb55c9..aeeca23f 100644
> --- a/tests/xfs/group
> +++ b/tests/xfs/group
> @@ -513,3 +513,4 @@
>  513 auto mount
>  514 auto quick db
>  515 auto quick quota
> +516 repair
> -- 
> 2.18.4
> 

  reply index

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-05-19  6:55 [PATCH] " Donald Douwsma
2020-05-19 16:01 ` Darrick J. Wong
2020-05-20  1:11   ` Donald Douwsma
2020-05-20  3:52   ` [PATCH v2] " Donald Douwsma
2020-05-20 15:55     ` Darrick J. Wong [this message]
2020-05-24 16:46     ` Eryu Guan
2020-05-24 17:18       ` Darrick J. Wong
2020-05-29  8:06     ` Zorro Lang
2020-06-01  0:53       ` Donald Douwsma
2020-06-01  3:55         ` Donald Douwsma

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