Re: [Xen-devel] Question Also regarding interrupt balancing

[Keir Fraser <Keir.Fraser@xxxxxxxxxxxx>]

On 29 Jun 2006, at 16:51, harish wrote:

>  And ran a quick netperf test. Noticed that the cpu utilization was 
> around ~50% on pcpu0 although my interrupts were being pinned to pcpu2 
> and domU on pcpu3. That is when I noticed that vif#id.0 has a dynamic 
> irq which is serviced by pcpu0. Does this irq always run on pcpu0? 
> Considering that it is dynamic, I understand that we cannot change the 
> affinity and so am wondering if there some other configuration related 
> to it.
Again, we don't load balance in the kernel, but you could change its 
affinity to some other single CPU via the proc interface.
 -- Keir


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