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Re: [Xen-devel] Auto CPU rebalance ?


  • To: Matsumoto <n_matumoto@xxxxxxxxxxxxxxxx>, xen-devel@xxxxxxxxxxxxxxxxxxx
  • From: John Levin <xenjohn@xxxxxxxxx>
  • Date: Thu, 29 Dec 2005 15:03:01 -0600
  • Delivery-date: Thu, 29 Dec 2005 21:07:16 +0000
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  • List-id: Xen developer discussion <xen-devel.lists.xensource.com>

On 12/29/05, Emmanuel Ackaouy <ack@xxxxxxxxxxxxx> wrote:
> On Thu, Dec 29, 2005 at 11:33:26AM +0900, Matsumoto wrote:
> > I did a small experiment regarding Xen's
> > virtual cpu mapping.
> > It seems sometimes manual rebalance (vcpu-pin) is required.
>
> Unfortunately, that is the expected behaviour as of today.
>
> > Is there any plan of adding auto CPU
> > rebalancing to the Xen scheduler? (or Xend tool?)
>
> Yes. We're working on it.
>
> Emmanuel.

Can I ask what work is being done?  Which scheduler?

Also is any scheduler going to include any algorthm to handle gang
scheduling of multiplie vcpus?

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