From: Goswin von Brederlow <goswin-v-b@web.de>
To: Michael Evans <mjevans1983@gmail.com>
Cc: Ryan Wagoner <rswagoner@gmail.com>,
Goswin von Brederlow <goswin-v-b@web.de>,
Tim Bock <jtbock@daylight.com>,
linux-raid@vger.kernel.org
Subject: Re: Question about raid robustness when disk fails
Date: Wed, 27 Jan 2010 10:04:13 +0100 [thread overview]
Message-ID: <87vden2a2a.fsf@frosties.localdomain> (raw)
In-Reply-To: <4877c76c1001262022p369eac60s639d87cad743ff94@mail.gmail.com> (Michael Evans's message of "Tue, 26 Jan 2010 20:22:56 -0800")
Michael Evans <mjevans1983@gmail.com> writes:
> Why doesn't the kernel issue a pessimistic alternate 'read' path (on
> the other drives needed to obtain the data) if the ideal method is
> late. It would be more useful for time-sensitive/worst case buffering
> to be able to customize when to 'give up' dynamically.
That is a verry good question. I look forward to seeing patches for this
from you. :) I think it isn't done because nobody has bothered to write
the code yet but maybe I'm wrong and it would make the code too
complicated.
MfG
Goswin
next prev parent reply other threads:[~2010-01-27 9:04 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-01-08 17:39 Question about raid robustness when disk fails Tim Bock
2010-01-22 16:32 ` Goswin von Brederlow
2010-01-25 16:22 ` Tim Bock
2010-01-25 17:51 ` Goswin von Brederlow
2010-01-25 18:12 ` Michał Sawicz
2010-01-26 7:29 ` Goswin von Brederlow
2010-01-27 0:19 ` Ryan Wagoner
2010-01-27 4:22 ` Michael Evans
2010-01-27 9:04 ` Goswin von Brederlow [this message]
2010-01-27 9:22 ` Asdo
2010-01-27 10:25 ` Goswin von Brederlow
2010-01-27 10:43 ` Asdo
2010-01-27 15:34 ` Goswin von Brederlow
2010-01-28 11:52 ` Michael Evans
2010-01-27 15:15 ` Tim Bock
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