From: Andre Noll <maan@systemlinux.org>
To: Theodore Tso <tytso@MIT.EDU>
Cc: Bas van Schaik <bas@tuxes.nl>, linux-raid@vger.kernel.org
Subject: Re: Redundancy check using "echo check > sync_action": error reporting?
Date: Thu, 20 Mar 2008 18:39:06 +0100 [thread overview]
Message-ID: <20080320173906.GN32242@skl-net.de> (raw)
In-Reply-To: <20080320163551.GG13719@mit.edu>
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On 12:35, Theodore Tso wrote:
> If a mismatch is detected in a RAID-6 configuration, it should be
> possible to figure out what should be fixed
It can be figured out under the assumption that exactly one drive has
bad data and all other ones have good data. But that seems to be an
assumption that is hard to verify in reality.
> Out of curiosity, does md do this automatically, either
> when reading from a stripe, or during a resync operation?
Nope, md does no such thing.
Andre
--
The only person who always got his work done by Friday was Robinson Crusoe
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next prev parent reply other threads:[~2008-03-20 17:39 UTC|newest]
Thread overview: 44+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-03-16 14:21 Redundancy check using "echo check > sync_action": error reporting? Bas van Schaik
2008-03-16 15:14 ` Janek Kozicki
2008-03-20 13:32 ` Bas van Schaik
2008-03-20 13:47 ` Robin Hill
2008-03-20 14:19 ` Bas van Schaik
2008-03-20 14:45 ` Robin Hill
2008-03-20 15:16 ` Bas van Schaik
2008-03-20 16:04 ` Robin Hill
2008-03-20 16:35 ` Theodore Tso
2008-03-20 17:10 ` Robin Hill
2008-03-20 17:39 ` Andre Noll [this message]
2008-03-20 18:02 ` Theodore Tso
2008-03-20 18:57 ` Andre Noll
2008-03-21 14:02 ` Ric Wheeler
2008-03-21 20:19 ` NeilBrown
2008-03-21 20:45 ` Ric Wheeler
2008-03-22 17:13 ` Bill Davidsen
2008-03-20 23:08 ` Peter Rabbitson
2008-03-21 14:24 ` Bill Davidsen
2008-03-21 14:52 ` Peter Rabbitson
2008-03-21 17:13 ` Theodore Tso
2008-03-21 17:35 ` Peter Rabbitson
2008-03-22 13:27 ` Theodore Tso
2008-03-22 14:00 ` Bas van Schaik
2008-03-25 4:44 ` Neil Brown
2008-03-25 15:17 ` Bill Davidsen
2008-03-25 9:19 ` Mattias Wadenstein
2008-03-21 17:43 ` Robin Hill
2008-03-21 23:01 ` Bill Davidsen
2008-03-21 23:45 ` Carlos Carvalho
2008-03-22 17:19 ` Bill Davidsen
2008-03-21 23:55 ` Robin Hill
2008-03-22 10:03 ` Peter Rabbitson
2008-03-22 10:42 ` What do Events actually mean? Justin Piszcz
2008-03-22 17:35 ` David Greaves
2008-03-22 17:48 ` Justin Piszcz
2008-03-22 18:02 ` David Greaves
2008-03-25 3:58 ` Neil Brown
2008-03-26 8:57 ` David Greaves
2008-03-26 8:57 ` David Greaves
2008-05-04 7:30 ` Redundancy check using "echo check > sync_action": error reporting? Peter Rabbitson
2008-05-06 6:36 ` Luca Berra
2008-03-25 4:24 ` Neil Brown
2008-03-25 9:00 ` Peter Rabbitson
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