Message-ID: <4A4E765F.4000501@redhat.com>
Date: Fri, 03 Jul 2009 23:21:35 +0200
From: Gerd Hoffmann <kraxel@redhat.com>
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To: Christoph Hellwig <hch@infradead.org>
CC: Paolo Bonzini <pbonzini@redhat.com>, linux-kernel@vger.kernel.org,
       Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
Subject: Re: [PATCH] xen: wait up to 5 minutes for device connection
References: <1246626771-11345-1-git-send-email-pbonzini@redhat.com> <20090703160046.GA4262@infradead.org>
In-Reply-To: <20090703160046.GA4262@infradead.org>
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On 07/03/09 18:00, Christoph Hellwig wrote:
> On Fri, Jul 03, 2009 at 03:12:51PM +0200, Paolo Bonzini wrote:
>> Increases the device timeout from 10s to 5 minutes, giving the user a visual
>> indication during that time in case there are problems.  The patch is a
>> backport of changesets 144, 146, 150 and 909 in the Xenbits tree.
>
> Why would it take 5 minutes to wait for a device?

Usually it is *much* faster, but when the host is quite loaded it can 
take a unusual long time.  With 10 seconds it happends in practice now 
and then that a virtual machine fails to boot just because the virtual 
root disk didn't show up fast enough.

cheers,
   Gerd
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