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Re: [Xen-devel] Live migration fails under heavy network use

  • To: John Levon <levon@xxxxxxxxxxxxxxxxx>, <xen-devel@xxxxxxxxxxxxxxxxxxx>
  • From: Keir Fraser <Keir.Fraser@xxxxxxxxxxxx>
  • Date: Tue, 20 Feb 2007 22:55:12 +0000
  • Delivery-date: Tue, 20 Feb 2007 14:55:19 -0800
  • List-id: Xen developer discussion <xen-devel.lists.xensource.com>
  • Thread-index: AcdVQi1Ta6Nv0ME1Edu/OwAWy6hiGQ==
  • Thread-topic: [Xen-devel] Live migration fails under heavy network use

On 20/2/07 21:50, "John Levon" <levon@xxxxxxxxxxxxxxxxx> wrote:

> Some experimentation has revealed that this only happens if a vif is
> configured
> and used, which seems like it's related to giving away pages (as rd != od
> would
> indicate too...). Anybody else seeing this? I've only tested on a Solaris dom0
> so far, though I can't think of anything that would affect this.

Do you know if it's the case that both netfronts are using the 'old-style'
page-flipping receive mechanism, rather than the copying mechanism?

 -- Keir

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