Re: [Xen-devel] performace issue when turn on apicv

["Jan Beulich" <JBeulich@xxxxxxxx>]

>>> On 18.06.15 at 10:20, <JBeulich@xxxxxxxx> wrote:
> Apart from that I notice that the EXIT_REASON_EOI_INDUCED handling
> also adds about the same number of ticks...

Are there any other devices in the guest causing meaningful amounts
of interrupts (I suppose the SSD itself is using just one)? I ask since I
wonder whether e.g. there may be lock contention in
vioapic_update_EOI().

Jan


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