linux-kernel - Re: [PATCH v4 00/14] dm-raid: fix v6.7 regressions

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Message-ID: <CAPhsuW6qkDyG_-ziDcHwbVNoWon8Gzg1vaPy=qFF6DC7QTY7Eg@mail.gmail.com>
Date: Tue, 30 Jan 2024 01:08:26 -0800
From: Song Liu <song@...nel.org>
To: Yu Kuai <yukuai1@...weicloud.com>, Mikulas Patocka <mpatocka@...hat.com>, 
	Zdenek Kabelac <zkabelac@...hat.com>
Cc: heinzm@...hat.com, xni@...hat.com, agk@...hat.com, snitzer@...nel.org, 
	dm-devel@...ts.linux.dev, yukuai3@...wei.com, jbrassow@....redhat.com, 
	neilb@...e.de, shli@...com, akpm@...l.org, linux-kernel@...r.kernel.org, 
	linux-raid@...r.kernel.org, yi.zhang@...wei.com, yangerkun@...wei.com
Subject: Re: [PATCH v4 00/14] dm-raid: fix v6.7 regressions

On Mon, Jan 29, 2024 at 6:23 PM Yu Kuai <yukuai1@...weicloud.com> wrote:
>
[...]

>
> Test result:
>
> I apply this patchset on top of v6.8-rc1, and run lvm2 tests suite with
> folling cmd for 24 round(for about 2 days):
>
> for t in `ls test/shell`; do
>         if cat test/shell/$t | grep raid &> /dev/null; then
>                 make check T=shell/$t
>         fi
> done
>
> failed count                             failed test
>       1 ###       failed: [ndev-vanilla] shell/dmsecuretest.sh
>       1 ###       failed: [ndev-vanilla] shell/dmsetup-integrity-keys.sh
>       1 ###       failed: [ndev-vanilla] shell/dmsetup-keyring.sh
>       5 ###       failed: [ndev-vanilla] shell/duplicate-pvs-md0.sh
>       1 ###       failed: [ndev-vanilla] shell/duplicate-vgid.sh
>       2 ###       failed: [ndev-vanilla] shell/duplicate-vgnames.sh
>       1 ###       failed: [ndev-vanilla] shell/fsadm-crypt.sh
>       1 ###       failed: [ndev-vanilla] shell/integrity.sh
>       6 ###       failed: [ndev-vanilla] shell/lvchange-raid1-writemostlysh
>       2 ###       failed: [ndev-vanilla] shell/lvchange-rebuild-raid.sh
>       5 ###       failed: [ndev-vanilla] shell/lvconvert-raid-reshape-stripes-load-reload.sh
>       4 ###       failed: [ndev-vanilla] shell/lvconvert-raid-restripe-linear.sh
>       1 ###       failed: [ndev-vanilla] shell/lvconvert-raid1-split-trackchanges.sh
>      20 ###       failed: [ndev-vanilla] shell/lvconvert-repair-raid.sh
>      20 ###       failed: [ndev-vanilla] shell/lvcreate-large-raid.sh
>      24 ###       failed: [ndev-vanilla] shell/lvextend-raid.sh
>
> And I ramdomly pick some tests verified by hand that these test will
> fail in v6.6 as well(not all tests, I don't have the time do do this yet):
>
> shell/lvextend-raid.sh
> shell/lvcreate-large-raid.sh
> shell/lvconvert-repair-raid.sh
> shell/lvchange-rebuild-raid.sh
> shell/lvchange-raid1-writemostly.sh

Hi Mikulas,

Could you please advise the proper way to run the tests and to interpret
the results? Are these failures on 6.6 expected?

We hope to run lvm2 tests regularly for all md patches. However, Yu Kuai
has spent days on this, and it seems really hard to run it properly once.

Thanks,
Song