Re: High vm-exit latencies during kvm boot-up/shutdown

Avi Kivity
2007-10-24T08:52:16Z

Jan Kiszka wrote:
> I ran
>
> user/kvmctl user/test/bootstrap user/test/smp.flat
>
> with the busy loop hacked into bootstrap, but I got no latency spots
> this time. And what should I look for in the output of kvm_stat?
>
>

The first numeric column is the total number of exits; the second is the
rate of change (per second). For a spinning workload, both irq_exits
and exits rate should equal the timer frequency.

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