Re: Unable to mount loopback devices in RAID mode

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On Fri, Nov 27, 2009 at 10:57:45AM -0500, jim owens wrote:
> Jean-Sébastien Trottier wrote:
> >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?
> 
> The problem does not occur with raid1.  In that case, both copies
> are updated and either can mount.  For raid10, 2 of the 4 devices
> should always be mountable (you still have to find which 2).

Hmmm... But Andi's original post shows he was having this problem with
RAID1, no?

JST.

> 
> The "guess who is the mountable device" problem occurs on raid0
> and on the (not yet in-tree) raid5/6. Better error recovery is
> one of the projects that needs to be done.
> 
> jim
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