From: Michael Monnerie <michael.monnerie@is.it-management.at>
To: xfs@oss.sgi.com
Subject: Re: xfs_force_shutdown after Raid crash
Date: Fri, 13 Feb 2009 11:12:26 +0100 [thread overview]
Message-ID: <200902131112.26910@zmi.at> (raw)
In-Reply-To: <200902041603.22541@zmi.at>
On Mittwoch 04 Februar 2009 Michael Monnerie wrote:
> On Mittwoch 04 Februar 2009 Dave Chinner wrote:
> > > What just comes to my mind: what about XEN/VMware?
> > >
> > > What settings should be used within a virtual machine? Even if I
> > > have battery backed cache and nobarrier on the host, the VM
> > > itself could crash, or the whole host freeze. Is "nobarrier" save
> > > within a VM?
> >
> > Depends on the implementation of the hypervisor.
>
> OK, so we don't know?
> I guess VMware will be the most used for Linux systems, and XEN usage
> will soon grow a lot as it's directly in the kernel now. Does anybody
> know for those two, whether "nobarrier" is save/needed/a bad thing?
Does anybody know about XEN/VMware? It would be interesting, maybe worth
a FAQ entry if we have a good answer.
mfg zmi
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next prev parent reply other threads:[~2009-02-13 10:13 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
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 [this message]
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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