Re: [PATCH v3 00/22] Improve scalability of KVM + userfaultfd live migration via annotated memory faults.

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On Wed, May 10, 2023 at 2:51 PM Peter Xu <peterx@xxxxxxxxxx> wrote:
>
> What I wanted to do is to understand whether there's still chance to
> provide a generic solution.  I don't know why you have had a bunch of pmu
> stack showing in the graph, perhaps you forgot to disable some of the perf
> events when doing the test?  Let me know if you figure out why it happened
> like that (so far I didn't see), but I feel guilty to keep overloading you
> with such questions.

Not at all, I'm happy to help try and answer as many questions as I
can. It helps me learn as well.

I'll see about revisiting these traces, but I'll be busy for the next
few days with other things so I doubt they'll come soon. I'll jump
back into the mailing list sometime on Thursday/Friday




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