From: Chris Samuel <chris@csamuel.org>
To: Clemens Eisserer <linuxhippy@gmail.com>
Cc: linux-btrfs@vger.kernel.org
Subject: Re: Can btrfs silently repair read-error in raid1
Date: Wed, 09 May 2012 09:34:22 +1000 [thread overview]
Message-ID: <4FA9AD7E.6010503@csamuel.org> (raw)
In-Reply-To: <CAFvQSYTtcxdy=y4LiV6x8znDm+UD-or1TFMvLrUbad6d+cXqbQ@mail.gmail.com>
On 08/05/12 17:13, Clemens Eisserer wrote:
> Would it be possible to create 2 btrfs partitions on that drive and
> use it in RAID1 - with btrfs silently repairing read-errors when they
> occur?
You can, I tried that in 2009:
http://www.csamuel.org/2009/01/04/btrfs-raid1-benchmark-on-dell-e4200-with-128gb-ssd
But as Chris Mason pointed out on list at that time, it doesn't
necessarily mean you're any safer due to the way that FTL's work:
http://permalink.gmane.org/gmane.comp.file-systems.btrfs/2575
cheers,
Chris
--
Chris Samuel : http://www.csamuel.org/ : Melbourne, VIC
prev parent reply other threads:[~2012-05-08 23:34 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-05-08 7:13 Can btrfs silently repair read-error in raid1 Clemens Eisserer
2012-05-08 7:26 ` Jan Schmidt
2012-05-08 7:36 ` Fajar A. Nugraha
2012-05-08 10:45 ` cwillu
2012-05-08 21:47 ` Hubert Kario
2012-05-09 11:08 ` Atila
2012-05-08 23:34 ` Chris Samuel [this message]
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