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From: Denis Fondras <ceph@ledeuns.net>
To: "ceph-devel@vger.kernel.org" <ceph-devel@vger.kernel.org>
Subject: Re: Is Ceph recovery able to handle massive crash
Date: Tue, 08 Jan 2013 15:53:14 +0100	[thread overview]
Message-ID: <50EC32DA.40307@ledeuns.net> (raw)
In-Reply-To: <AEBA0243790A484AA72D5CDF477159BC1CEB016A@SN2PRD0106MB178.prod.exchangelabs.com>

Le 08/01/2013 14:51, Moore, Shawn M a écrit :
> If you know the prefix (which is seems you do) and the original size of the rbd you should be able to use my utility.
>
> https://github.com/smmoore/ceph/blob/master/rbd_restore.sh
>
> You will need all the rados files in the current working directory you execute the script from.  We have used it many times so far and works for us.  I have not had any outside feedback on it's usage.  But if you are truly missing any files, it will seek over them and your rbd might be corrupt.  Likewise if a file itself is damaged, it will write what is in that file to the rebuild.
>

Thank you very much Shawn, that's your script that gave me the idea of 
rebuiding the RBD from files ;-)

I coded my own script which find the RBD files itself.

Denis

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  reply	other threads:[~2013-01-08 14:53 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-01-05 12:19 Is Ceph recovery able to handle massive crash Denis Fondras
2013-01-05 15:24 ` Gregory Farnum
2013-01-07 17:25 ` Denis Fondras
2013-01-07 21:30   ` Gregory Farnum
2013-01-08  8:44     ` Denis Fondras
2013-01-08 12:57       ` Denis Fondras
2013-01-08 13:10         ` Wido den Hollander
2013-01-08 13:36           ` Wido den Hollander
2013-01-08 13:51         ` Moore, Shawn M
2013-01-08 14:53           ` Denis Fondras [this message]
2013-01-08 17:09       ` Gregory Farnum
2013-01-08 19:44         ` Denis Fondras
2013-01-08 23:36           ` Gregory Farnum
2013-01-09  8:30             ` Denis Fondras

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