Re: Linux RAID with btrfs stuck and consume 100 % CPU

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To: Vojtech Myslivec <vojtech@xxxxxxxxxxxx>, linux-btrfs@xxxxxxxxxxxxxxx, linux-raid@xxxxxxxxxxxxxxx
Subject: Re: Linux RAID with btrfs stuck and consume 100 % CPU
From: antlists <antlists@xxxxxxxxxxxxxxx>
Date: Wed, 22 Jul 2020 23:00:25 +0100
Cc: Michal Moravec <michal.moravec@xxxxxxxxxxxxx>
In-reply-to: <d3fced3f-6c2b-5ffa-fd24-b24ec6e7d4be@xmyslivec.cz>
References: <d3fced3f-6c2b-5ffa-fd24-b24ec6e7d4be@xmyslivec.cz>
User-agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:68.0) Gecko/20100101 Thunderbird/68.10.0

On 22/07/2020 21:47, Vojtech Myslivec wrote:

- RAID6 over 6 HDD and 1 LV as write journal (md1)
     - This is the affected device


What hard drives do you have?

https://raid.wiki.kernel.org/index.php/Timeout_Mismatch

Dunno whether that is your problem, but it's one of the first things tocheck.


Cheers,
Wol

References:
- Linux RAID with btrfs stuck and consume 100 % CPU
  - From: Vojtech Myslivec

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