From: Michael Monnerie <michael.monnerie@is.it-management.at>
To: xfs@oss.sgi.com
Subject: Re: xfs_force_shutdown after Raid crash
Date: Tue, 3 Feb 2009 11:40:08 +0100 [thread overview]
Message-ID: <200902031140.08576@zmi.at> (raw)
In-Reply-To: <20090203093239.GA14963@infradead.org>
On Dienstag 03 Februar 2009 Christoph Hellwig wrote:
> Yes. I would hope raid controllers disable the write cache on disks,
> but for lower end controllers I'm not sure they really do it.
On Areca Controllers, I can select if I want it on or off. Could an
information about the disk cache be written to the FAQ? Would for sure
save some people's data... :-)
So battery backed controller cache on, disk cache off, barriers off.
Quite simple once you know it :-))
mfg zmi
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next prev parent reply other threads:[~2009-02-03 10:40 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-01-30 21:53 xfs_force_shutdown after Raid crash Steffen Knauf
2009-01-31 10:57 ` Christoph Hellwig
2009-02-03 1:22 ` Michael Monnerie
2009-02-03 3:13 ` Eric Sandeen
2009-02-03 9:22 ` Michael Monnerie
2009-02-03 9:32 ` Christoph Hellwig
2009-02-03 10:40 ` Michael Monnerie [this message]
2009-02-03 15:49 ` Christoph Hellwig
2009-02-04 8:52 ` Michael Monnerie
2009-02-04 10:27 ` Michael Monnerie
2009-02-04 12:26 ` Dave Chinner
2009-02-04 15:03 ` Michael Monnerie
2009-02-13 10:12 ` Michael Monnerie
2009-02-04 12:22 ` Dave Chinner
2009-02-04 12:45 ` Emmanuel Florac
2009-02-04 14:01 ` KELEMEN Peter
2009-02-04 15:15 ` Emmanuel Florac
2009-02-04 15:25 ` Michael Monnerie
2009-02-04 15:41 ` KELEMEN Peter
2009-02-04 16:01 ` Michael Monnerie
2009-02-04 16:23 ` Emmanuel Florac
2009-02-04 15:24 ` Michael Monnerie
2009-02-05 8:37 ` Dave Chinner
2009-02-04 15:33 ` Ralf Liebenow
2009-02-04 16:18 ` Michael Monnerie
2009-02-05 8:22 ` Michael Monnerie
2009-02-05 12:05 ` Emmanuel Florac
2009-02-06 15:57 ` Steffen Knauf
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