Re: Unable to mount loopback devices in RAID mode

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Hi Jim,

In the case of RAID1 (or even RAID10), what happens if loop0 is the
current master but is corrupted/dead and you want to mount loop1 to
recover your data?

Thanks,
JST.

On Fri, Nov 20, 2009 at 08:22:18PM +0100, Andi Drebes wrote:
> Hi!
> 
> > The problem is btrfs randomly changes the "current master"
> > superblock of the filesystem.  Only 1 of the devices will
> > be mountable.  You just have to try the other ones, like:
> > 
> >  > $ mount -t btrfs /dev/loop0 /mnt/btrfs
> >  > mount: wrong fs type, bad option, bad superblock on /dev/loop0,
> > 
> > $ mount -t btrfs /dev/loop1 /mnt/btrfs
> > 
> > until you find one that works.
> Thanks for the hint.
> 
> 	Cheers,
> 		Andi
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