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Date:      Thu, 14 Dec 2023 23:32:21 +0100
From:      Ronald Klop <ronald@FreeBSD.org>
To:        Lexi Winter <lexi@le-fay.org>, Xin LI <delphij@gmail.com>
Cc:        Pete Wright <pete@nomadlogic.org>, "freebsd-fs@freebsd.org" <freebsd-fs@freebsd.org>
Subject:   Re: unusual ZFS issue
Message-ID:  <5fc39fab-3429-405b-9eac-1a7c94c3754f@FreeBSD.org>
In-Reply-To: <1656A349-9E7D-4798-89D1-ECE39126FBC8@le-fay.org>
References:  <787CB64A-1687-49C3-9063-2CE3B6F957EF@le-fay.org> <twivq3fadiotyfpblbqzfulx2wvel5povfic7626hktylqr4gg@uxipr5j7igs5> <C210159C-4747-45A1-9FB1-1708D6A21DE8@le-fay.org> <ec82ce34-6463-4200-960a-c820605d0cfd@nomadlogic.org> <CAGMYy3sp-6T0GYEBVG1WSkn4hzvQd15XuwD8bvx1qg1Qys%2BpCg@mail.gmail.com> <1656A349-9E7D-4798-89D1-ECE39126FBC8@le-fay.org>

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Did the IO error occur before or during the scrub?

Regards,
Ronald.


On 12/14/23 23:29, Lexi Winter wrote:
> On 14 Dec 2023, at 22:25, Xin LI <delphij@gmail.com> wrote:
>> Try "zpool status -x" and see if it would show something useful?
> 
> the output seems to be the same as ‘zpool status -v’:
> 
> # zpool status -xv
>    pool: data
>   state: ONLINE
> status: One or more devices has experienced an error resulting in data
> 	corruption.  Applications may be affected.
> action: Restore the file in question if possible.  Otherwise restore the
> 	entire pool from backup.
>     see: https://openzfs.github.io/openzfs-docs/msg/ZFS-8000-8A
>    scan: scrub in progress since Thu Dec 14 18:58:21 2023
> 	11.5T / 18.8T scanned at 962M/s, 8.71T / 18.8T issued at 726M/s
> 	0B repaired, 46.41% done, 04:02:02 to go
> config:
> 
> 	NAME        STATE     READ WRITE CKSUM
> 	data        ONLINE       0     0     0
> 	  raidz2-0  ONLINE       0     0     0
> 	    da4p1   ONLINE       0     0     0
> 	    da6p1   ONLINE       0     0     0
> 	    da5p1   ONLINE       0     0     0
> 	    da7p1   ONLINE       0     0     0
> 	    da1p1   ONLINE       0     0     0
> 	    da0p1   ONLINE       0     0     0
> 	    da3p1   ONLINE       0     0     0
> 	    da2p1   ONLINE       0     0     0
> 	logs
> 	  mirror-2  ONLINE       0     0     0
> 	    ada0p4  ONLINE       0     0     0
> 	    ada1p4  ONLINE       0     0     0
> 	cache
> 	  ada1p5    ONLINE       0     0     0
> 	  ada0p5    ONLINE       0     0     0
> 
> errors: Permanent errors have been detected in the following files:
> 
> i think this is expected since -x just filters the output to show pools with errors?
> 
>       -x      Only display status for pools that are exhibiting errors or are
>               otherwise unavailable.  Warnings about pools not using the latest
>               on-disk format will not be included.
> 
> 	thanks, lexi.




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