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From: Chris Mason <clm@fb.com>
To: Marc MERLIN <marc@merlins.org>
Cc: <linux-btrfs@vger.kernel.org>
Subject: Re: Upgrade to 3.14.0 messed up raid0 array (btrfs cleaner crashes in fs/btrfs/extent-tree.c:5748 and fs/btrfs/free-space-cache.c:1183 )
Date: Wed, 9 Apr 2014 14:54:32 -0400	[thread overview]
Message-ID: <53459768.8020408@fb.com> (raw)
In-Reply-To: <20140409165134.GO10789@merlins.org>

On 04/09/2014 12:51 PM, Marc MERLIN wrote:
> On Wed, Apr 09, 2014 at 11:46:13AM -0400, Chris Mason wrote:
>> Downloading the image now.  I'd just run a readonly btrfsck /dev/xxx
>
> https://urldefense.proofpoint.com/v1/url?u=http://marc.merlins.org/tmp/btrfs-raid0-image-fsck.txt&k=ZVNjlDMF0FElm4dQtryO4A%3D%3D%0A&r=6%2FL0lzzDhu0Y1hL9xm%2BQyA%3D%3D%0A&m=FvUwVb5mtQKfcHDJf0YzDhzyfAaFwrR9BXQbyCmT0No%3D%0A&s=633624e090ad2c187c1c5d62169bc0a8470ff2560049f83f195642638bff4b91 (6MB)
>
> I admit to not knowing how to read that output, I've only ever seen
> thousands of lines of output from it on any filesystem., but hopefully you
> know how to grep out expected noise.
>
> But since we're talking about this, is btrfsck ever supposed to return clean
> on a clean filesystem?

Looks like I'm getting different results from btrfsck on the image. 
Still a ton of corruptions but complaints about different blocks.

Can you please use btrfs-map-logical to dump both copies of block
245432320 and send me the results?

-chris

  reply	other threads:[~2014-04-09 18:57 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-04-08 15:36 Upgrade to 3.14.0 messed up raid0 array (btrfs cleaner crashes in fs/btrfs/extent-tree.c:5748 and fs/btrfs/free-space-cache.c:1183 ) Marc MERLIN
2014-04-08 22:09 ` Marc MERLIN
2014-04-08 23:49   ` Chris Mason
2014-04-09  4:31     ` Marc MERLIN
2014-04-09  5:31       ` Marc MERLIN
2014-04-09 15:42         ` Marc MERLIN
2014-04-09 15:46           ` Chris Mason
2014-04-09 16:51             ` Marc MERLIN
2014-04-09 18:54               ` Chris Mason [this message]
2014-04-09 19:24               ` Duncan

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