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RE: [Xen-devel] Xend loads slowly

To: "Daniel P. Berrange" <berrange@xxxxxxxxxx>, "Keir Fraser" <keir@xxxxxxxxxxxxx>
Subject: RE: [Xen-devel] Xend loads slowly
From: "Ian Pratt" <m+Ian.Pratt@xxxxxxxxxxxx>
Date: Thu, 25 Jan 2007 16:25:47 -0000
Cc: xen-devel@xxxxxxxxxxxxxxxxxxx, Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx>, David Pilger <pilger.david@xxxxxxxxx>
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Thread-index: AcdAmFDZ2+FMU+GYS62b5tHqkHwsigABK7OA
Thread-topic: [Xen-devel] Xend loads slowly
> > You can set things up today without the loopback. But if domU<->dom0
> traffic
> > is allowed then you can end up with all domU tx slots tied up in
dom0
> socket
> > buffers for unbounded time. If domU<->dom0 traffic is disallowed, or
just
> > not done, then the loopback serves no other purpose.
> 
> Yes, I was specifically thinking about the ideas that have been
brought
> up every now & then about fixing the netback side of things to avoid
the
> dom0 socket buffers being pinned indefinitely. So we can safely have
the
> DomU <-> Dom0 traffic without needing netloop.

Herbert Xu would be the man to do this in an upstream-friendly way :-)

Ian



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