From: Andre Noll <maan@systemlinux.org>
To: Bill Davidsen <davidsen@tmr.com>
Cc: Peter Grandi <pg_lxra@lxra.for.sabi.co.UK>,
Linux RAID <linux-raid@vger.kernel.org>
Subject: Re: raid6 check/repair
Date: Thu, 6 Dec 2007 19:27:11 +0100 [thread overview]
Message-ID: <20071206182711.GN32704@skl-net.de> (raw)
In-Reply-To: <47570A92.1090307@tmr.com>
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On 15:31, Bill Davidsen wrote:
> Thiemo posted metacode which I find appears correct,
It assumes that _exactly_ one disk has bad data which is hard to verify
in practice. But yes, it's probably the best one can do if both P and
Q happen to be incorrect. IMHO mdadm shouldn't do this automatically
though and should always keep backup copies of the data it overwrites
with "good" data.
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:[~2007-12-06 18:27 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-11-21 13:25 raid6 check/repair Thiemo Nagel
2007-11-22 3:55 ` Neil Brown
2007-11-22 16:51 ` Thiemo Nagel
2007-11-27 5:08 ` Bill Davidsen
2007-11-29 6:04 ` Neil Brown
2007-11-29 6:01 ` Neil Brown
2007-11-29 19:30 ` Bill Davidsen
2007-11-29 23:17 ` Eyal Lebedinsky
2007-11-30 14:42 ` Thiemo Nagel
[not found] ` <1196650421.14411.10.camel@elara.tcw.local>
[not found] ` <47546019.5030300@ph.tum.de>
2007-12-03 20:36 ` mailing list configuration (was: raid6 check/repair) Janek Kozicki
2007-12-04 8:45 ` Matti Aarnio
2007-12-04 21:07 ` raid6 check/repair Peter Grandi
2007-12-05 6:53 ` Mikael Abrahamsson
2007-12-05 9:00 ` Leif Nixon
2007-12-05 20:31 ` Bill Davidsen
2007-12-06 18:27 ` Andre Noll [this message]
2007-12-07 17:34 ` Gabor Gombas
2007-11-30 18:34 ` Thiemo Nagel
-- strict thread matches above, loose matches on Subject: below --
2007-11-21 13:45 Thiemo Nagel
2007-12-14 15:25 ` Thiemo Nagel
2007-11-15 15:28 Leif Nixon
2007-11-16 4:26 ` Neil Brown
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