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Re: XEN 4.11 and 9.99.48 DOMU performance

On Tue, Mar 10, 2020 at 07:30:33PM +0100, Frank Kardel wrote:
> No information about IPI in vmstat -i in DOM0 and DOMU.

the dom0 is not MP so I don't expect to see IPIs here.
But the domU is, so there should be IPIs here.

Hum, it looks like IPIs are in vmstat -e, not -i ...

> Otherwise it is usually responsive. Sometimes things get stuck but switching
> a screen in screen seems to unstick things.
> It seems like "wakeups" get sometimes lost.

I guess it could be related to IPIs.
But I'm running daily tests on domUs and I didn't notice anything strange

Manuel Bouyer <>
     NetBSD: 26 ans d'experience feront toujours la difference

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