From: Charlie Smurthwaite <charlie@atechmedia.com>
To: "Subbiah Kandasamy (skandasa)" <skandasa@cisco.com>
Cc: xen-devel@lists.xensource.com
Subject: Re: Dom0 restartability
Date: Fri, 30 Apr 2010 17:54:37 +0100 [thread overview]
Message-ID: <w2jf9f42a6e1004300954j35d192a5s6adb5f8f91dcb0e5@mail.gmail.com> (raw)
In-Reply-To: <7C2EC2BAE9C867409CFF34390FB83E7309F68F5F@xmb-sjc-225.amer.cisco.com>
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Am I correct in believing that the majority of IO for all domains passes
through the DOM-0 kernel? I would think that a huge number of IO drivers
would need to move into Xen in order to allow this without severe IO
disruption. Are there methods of disk / network IO that do not rely on
DOM-0?
Charlie
On 30 April 2010 17:19, Subbiah Kandasamy (skandasa) <skandasa@cisco.com>wrote:
> Thanks Pasi, I am sure there are other things as well. I am looking for any
> pointers listing the work done in that area.
>
> Thanks,
> -SK.
>
> -----Original Message-----
> From: Pasi Kärkkäinen [mailto:pasik@iki.fi]
> Sent: Thursday, April 29, 2010 5:34 PM
> To: Subbiah Kandasamy (skandasa)
> Cc: xen-devel@lists.xensource.com
> Subject: Re: [Xen-devel] Dom0 restartability
>
> On Thu, Apr 29, 2010 at 04:05:13PM -0700, Subbiah Kandasamy (skandasa)
> wrote:
> > In today's Xen summit I heard there is some work done on the
> > restartability of dom0. Any pointers to what has been done and what is
> > pending and the patches ?.
> >
>
> Restarting dom0 requires for example moving xenstored out of dom0..
> so you don't lose the database when you restart dom0.
>
> -- Pasi
>
>
> _______________________________________________
> Xen-devel mailing list
> Xen-devel@lists.xensource.com
> http://lists.xensource.com/xen-devel
>
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next prev parent reply other threads:[~2010-04-30 16:54 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-04-29 23:05 Dom0 restartability Subbiah Kandasamy (skandasa)
2010-04-30 0:34 ` Pasi Kärkkäinen
2010-04-30 16:19 ` Subbiah Kandasamy (skandasa)
2010-04-30 16:54 ` Charlie Smurthwaite [this message]
2010-04-30 17:01 ` Subbiah Kandasamy (skandasa)
2010-04-30 18:08 ` Pasi Kärkkäinen
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