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From: "Fajar A. Nugraha" <list@fajar.net>
To: Martin Schitter <ms@mur.at>
Cc: linux-btrfs <linux-btrfs@vger.kernel.org>
Subject: Re: btrfs csum failed
Date: Wed, 4 May 2011 09:18:40 +0700	[thread overview]
Message-ID: <BANLkTin1quUuSq4oKdt1SowTPv4dhGEM5g@mail.gmail.com> (raw)
In-Reply-To: <4DC0A153.3080806@mur.at>

On Wed, May 4, 2011 at 7:44 AM, Martin Schitter <ms@mur.at> wrote:
> Am 2011-05-04 02:28, schrieb Josef Bacik:
>>
>> Wait why are you running with btrfs in production?
>
> do you know a better alternative for continuous snapshots? :)

zfs :D

>
> it works surprisingly well since more than a year.
> well the performance could be better for vm-image-hosting but it works.
>
> we used cache='writeback' for a long time but now all virtual instances have
> set cache='none'
>
>> What OS is in this vm image?
>
> 2.6.30-bpo.1-amd64 with virtio-driver
>
> could you give me some advice how to debug/report this specific problem more
> precise?

If it's not reproducible then I'd suspect it'd be hard to do.

Usually checksum errors is early sign of hardware failure (most common
are disk or power supply).

-- 
Fajar

  reply	other threads:[~2011-05-04  2:18 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-05-03 21:56 btrfs csum failed Martin Schitter
2011-05-04  0:28 ` Josef Bacik
2011-05-04  0:44   ` Martin Schitter
2011-05-04  2:18     ` Fajar A. Nugraha [this message]
2011-05-04 11:39       ` Martin Schitter
2011-05-04 11:47         ` Hugo Mills
2011-05-04 11:51         ` cwillu
2011-05-04 12:27           ` Martin Schitter
2011-05-04 13:23             ` Edward Ned Harvey
2011-05-04 14:42               ` Martin Schitter
2011-05-04 18:10                 ` Chris Mason
2011-05-04 14:09           ` Jan Schmidt
2011-05-04 12:31         ` Kaspar Schleiser
2011-05-04 13:25           ` Martin Schitter
2011-05-04 14:39     ` Josef Bacik
2011-05-04 12:39 ` Chris Mason
2011-05-04 14:06   ` Martin Schitter

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