Re: help wanted - 6-disk raid5 borked: _ _ U U U U

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Gabor Gombas (gombasg@xxxxxxxxx) wrote on 20 April 2006 16:35:
 >On Mon, Apr 17, 2006 at 09:30:32AM +1000, Neil Brown wrote:
 >
 >> It is arguable that for a read error on a degraded raid5, that may not
 >> be the best thing to do, but I'm not completely convinced.
 >
 >My opinion would be that in the degraded case md should behave as if it
 >was a single physical drive, and just pass the error to the upper layers.
 >Then the filesystem can decide what to do (for example, ext3 can be told
 >to just continue, remount read-only, or simply panic).

Agreed. This makes for a nice conceptual separation: raid is only a
matter of disk redundancy, independent of the rest.
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