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Date:      Thu, 06 Oct 2011 16:36:37 +0300
From:      Andriy Gapon <avg@FreeBSD.org>
To:        Henri Hennebert <hlh@restart.be>
Cc:        freebsd-fs@FreeBSD.org, current@FreeBSD.org
Subject:   Re: zfsloader 9.0 BETA3 r225759 - i/o error - all block copies unavailable
Message-ID:  <4E8DAEE5.4020004@FreeBSD.org>
In-Reply-To: <4E8D9F57.70506@restart.be>
References:  <4E8D7406.4090302@restart.be> <4E8D86A2.1040508@FreeBSD.org> <4E8D9F57.70506@restart.be>

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on 06/10/2011 15:30 Henri Hennebert said the following:
> The pool is a mirror:
> 
> [root@morzine ~]# zpool status rpool
>   pool: rpool
>  state: ONLINE
>  scan: scrub repaired 0 in 1h0m with 0 errors on Wed Aug 24 15:04:36 2011
> config:
> 
>     NAME                                            STATE     READ WRITE CKSUM
>     rpool                                           ONLINE       0     0     0
>       mirror-0                                      ONLINE       0     0     0
>         gptid/e915c6a0-fc72-11de-aa21-00e081706b68  ONLINE       0     0     0
>         gptid/eac8497d-fc72-11de-aa21-00e081706b68  ONLINE       0     0     0
> 
> errors: No known data errors
> 
> and rpool/root is not compressed:
> 
> [root@morzine ~]# zfs get compression rpool/root
> NAME        PROPERTY     VALUE     SOURCE
> rpool/root  compression  off       inherited from rpool
> 
> pool is v28 and filesystems are v5

No particular recipes for this environment, just a general suggestion.
If you run into a situation like this again, please try to use
tools/tools/zfsboottest to diagnose where exactly an error originates.

-- 
Andriy Gapon



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