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xen-devel
[Xen-devel] Re: A credit scheduler issue
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To: |
"Kamble, Nitin A" <nitin.a.kamble@xxxxxxxxx> |
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Subject: |
[Xen-devel] Re: A credit scheduler issue |
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From: |
Emmanuel Ackaouy <ack@xxxxxxxxxxxxx> |
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Date: |
Fri, 30 Jun 2006 21:28:56 +0100 |
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Cc: |
Ian Pratt <m+Ian.Pratt@xxxxxxxxxxxx>, xen-devel@xxxxxxxxxxxxxxxxxxx |
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Fri, 30 Jun 2006 13:31:42 -0700 |
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"Kamble, Nitin A" <nitin.a.kamble@xxxxxxxxx>, xen-devel@xxxxxxxxxxxxxxxxxxx, Keir Fraser <Keir.Fraser@xxxxxxxxxxxx>, Ian Pratt <m+Ian.Pratt@xxxxxxxxxxxx> |
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On Fri, Jun 30, 2006 at 12:23:47PM -0700, Kamble, Nitin A wrote:
> Keir, Emmanuel,
> Thanks for the detailed answers, and your views. I agree that my small
> change should not affect correctness. I didn't see the migration often,
> I saw the dom0 vcpus migrations happening 4, 5 times from boot to start
> of xend. I think we should avoid these migrations; why waste the cache
> hotness?
> How solid is the credit scheduler now for DomUs on a SMP box? On
> 32bit, PAE & 64bit? It would be a useful data point for me to debug the
> HVM guest issues with the credit scheduler.
It's been pretty solid on 32, pae, and 64bit for a while.
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