From: Christian Theune <ct@flyingcircus.io>
To: Yu Kuai <yukuai1@huaweicloud.com>
Cc: John Stoffel <john@stoffel.org>,
"linux-raid@vger.kernel.org" <linux-raid@vger.kernel.org>,
dm-devel@lists.linux.dev, "yukuai (C)" <yukuai3@huawei.com>
Subject: Re: PROBLEM: repeatable lockup on RAID-6 with LUKS dm-crypt on NVMe devices when rsyncing many files
Date: Thu, 8 Aug 2024 10:53:42 +0200 [thread overview]
Message-ID: <C832C22B-E720-4457-83C6-CA259AD667B2@flyingcircus.io> (raw)
In-Reply-To: <4363F3A3-46C2-419E-B43A-4CDA8C293CEB@flyingcircus.io>
Hi,
> On 8. Aug 2024, at 09:06, Christian Theune <ct@flyingcircus.io> wrote:
>>
>> 1) With the hangtaks, are the underlying disks idle?(By iostat). And can
>> you please collect /sys/block/[disk]/inflight for both raid and
>> underlying disks.
The underlying disks are completely idle, the md reports 100% utilization:
Device r/s rkB/s rrqm/s %rrqm r_await rareq-sz w/s wkB/s wrqm/s %wrqm w_await wareq-sz d/s dkB/s drqm/s %drqm d_await dareq-sz f/s f_await aqu-sz %util
dm-0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 100.00
dm-1 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
dm-2 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
dm-3 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
dm-4 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 100.00
md127 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 100.00
nvme0n1 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
nvme10n1 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
nvme11n1 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
nvme1n1 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
nvme2n1 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
nvme3n1 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
nvme4n1 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
nvme5n1 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
nvme6n1 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
nvme7n1 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
nvme8n1 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
nvme9n1 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
sda 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
Inflight seems 0:
$ cat /sys/block/nvme*/inflight
0 0
0 0
0 0
0 0
0 0
0 0
0 0
0 0
0 0
0 0
0 0
0 0
The md has 348 inflight:
/sys/block/md127
0 348
Does this help for now?
Liebe Grüße,
Christian Theune
--
Christian Theune · ct@flyingcircus.io · +49 345 219401 0
Flying Circus Internet Operations GmbH · https://flyingcircus.io
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next prev parent reply other threads:[~2024-08-08 8:54 UTC|newest]
Thread overview: 88+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-08-06 14:10 PROBLEM: repeatable lockup on RAID-6 with LUKS dm-crypt on NVMe devices when rsyncing many files Christian Theune
2024-08-06 14:10 ` Christian Theune
2024-08-07 2:55 ` Yu Kuai
2024-08-07 5:31 ` Christian Theune
2024-08-07 6:46 ` Christian Theune
2024-08-07 8:59 ` Christian Theune
2024-08-07 21:05 ` John Stoffel
2024-08-08 1:33 ` Yu Kuai
2024-08-08 6:02 ` Christian Theune
2024-08-08 6:55 ` Yu Kuai
2024-08-08 7:06 ` Christian Theune
2024-08-08 8:53 ` Christian Theune [this message]
2024-08-09 1:13 ` Yu Kuai
2024-08-09 6:10 ` Christian Theune
2024-08-09 22:51 ` John Stoffel
2024-08-12 6:58 ` Christian Theune
2024-08-12 18:37 ` John Stoffel
2024-08-14 8:53 ` Christian Theune
2024-08-15 6:19 ` Christian Theune
2024-08-15 10:03 ` Christian Theune
2024-08-15 11:14 ` Yu Kuai
2024-08-15 11:24 ` Christian Theune
2024-08-15 11:49 ` Yu Kuai
2024-10-22 15:02 ` Christian Theune
2024-10-23 1:13 ` Yu Kuai
2024-10-23 6:03 ` Christian Theune
2024-10-23 17:50 ` Christian Theune
2024-10-25 8:39 ` Christian Theune
2024-10-25 13:31 ` Dragan Milivojević
2024-10-25 14:02 ` Christian Theune
2024-10-26 5:37 ` Christian Theune
2024-10-26 9:07 ` Yu Kuai
2024-10-26 11:51 ` Christian Theune
2024-10-26 12:07 ` Christian Theune
2024-10-26 12:11 ` Christian Theune
2024-10-30 1:25 ` Yu Kuai
2024-10-30 6:29 ` Christian Theune
2024-10-31 7:48 ` Yu Kuai
2024-10-31 8:04 ` Christian Theune
2024-10-31 15:07 ` Christian Theune
2024-10-31 19:46 ` Christian Theune
2024-10-31 20:33 ` John Stoffel
2024-11-01 2:02 ` Yu Kuai
2024-11-01 7:56 ` Christian Theune
2024-11-01 8:33 ` Christian Theune
2024-11-03 15:54 ` Christian Theune
2024-11-03 16:16 ` Dragan Milivojević
2024-11-04 11:29 ` Yu Kuai
2024-11-04 11:51 ` Christian Theune
2024-11-04 12:30 ` Yu Kuai
2024-11-04 11:40 ` Yu Kuai
2024-11-04 12:18 ` Yu Kuai
2024-11-04 14:45 ` Christian Theune
2024-11-04 20:04 ` Christian Theune
2024-11-05 1:20 ` Yu Kuai
2024-11-05 6:23 ` Christian Theune
2024-11-05 10:15 ` Christian Theune
2024-11-06 6:35 ` Yu Kuai
2024-11-06 6:40 ` Christian Theune
2024-11-07 7:55 ` Yu Kuai
2024-11-07 8:01 ` Yu Kuai
2024-11-09 11:35 ` Xiao Ni
2024-11-11 2:25 ` Yu Kuai
2024-11-11 8:00 ` Christian Theune
2024-11-11 14:34 ` Christian Theune
2024-11-12 6:57 ` Christian Theune
2024-11-14 15:07 ` Christian Theune
2024-11-15 8:07 ` Xiao Ni
2024-11-15 8:44 ` Christian Theune
2024-11-15 10:11 ` Xiao Ni
2024-11-15 11:06 ` Christian Theune
2024-12-10 8:33 ` Christian Theune
2024-12-16 13:25 ` Christian Theune
2024-12-16 13:36 ` Yu Kuai
2024-12-16 14:18 ` Christian Theune
2025-01-20 9:19 ` Christian Theune
2025-01-24 6:22 ` Christian Theune
2025-01-24 6:35 ` Yu Kuai
2025-01-24 6:38 ` Christian Theune
2024-08-15 15:53 ` John Stoffel
2024-08-15 19:13 ` Christian Theune
2024-08-26 14:38 ` Christian Theune
2024-08-08 14:23 ` John Stoffel
2024-08-19 19:12 ` tihmstar
2024-08-19 21:05 ` John Stoffel
2024-08-24 16:56 ` tihmstar
2024-08-24 18:12 ` Dragan Milivojević
2024-08-27 1:27 ` John Stoffel
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