Re: [PATCH] kvm: add halt-polling cpu usage stats

2020-05-09 Thread Paolo Bonzini
On 08/05/20 20:22, Jon Cargille wrote: > From: David Matlack > > Two new stats for exposing halt-polling cpu usage: > halt_poll_success_ns > halt_poll_fail_ns > > Thus sum of these 2 stats is the total cpu time spent polling. "success" > means the VCPU polled until a virtual interrupt was delive

[PATCH] kvm: add halt-polling cpu usage stats

2020-05-08 Thread Jon Cargille
From: David Matlack Two new stats for exposing halt-polling cpu usage: halt_poll_success_ns halt_poll_fail_ns Thus sum of these 2 stats is the total cpu time spent polling. "success" means the VCPU polled until a virtual interrupt was delivered. "fail" means the VCPU had to schedule out (either