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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 02:22:47 +0100
In-reply-to: <20090131105712.GA30061@xxxxxxxxxxxxx>
Organization: it-management http://it-management.at
References: <498376CF.8020806@xxxxxxxxxxxxxx> <20090131105712.GA30061@xxxxxxxxxxxxx>
User-agent: KMail/1.10.3 (Linux/2.6.27.13-ZMI; KDE/4.1.3; x86_64; ; )
On Samstag 31 Januar 2009 Christoph Hellwig wrote:
> This looks like you were running with a write back cache enabled on
> the controller / disks but without barriers.

I've read that this is dangerous. How can I tell if I suffer the same? I 
use an Areca 1680 SAS RAID Controller with 2GB Cache, so there could be 
a lot of writes in it.

mfg zmi
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