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Re: xfs_force_shutdown after Raid crash

To: xfs@xxxxxxxxxxx
Subject: Re: xfs_force_shutdown after Raid crash
From: Michael Monnerie <michael.monnerie@xxxxxxxxxxxxxxxxxxx>
Date: Tue, 3 Feb 2009 11:40:08 +0100
In-reply-to: <20090203093239.GA14963@xxxxxxxxxxxxx>
Organization: it-management http://it-management.at
References: <498376CF.8020806@xxxxxxxxxxxxxx> <200902031022.38583@xxxxxx> <20090203093239.GA14963@xxxxxxxxxxxxx>
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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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