Messages in this thread | | | Date | Fri, 14 Sep 2012 05:51:57 -0600 | From | David Ahern <> | Subject | Re: [PATCH v7 3/3] KVM: perf: kvm events analysis tool |
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On 9/13/12 8:56 PM, Xiao Guangrong wrote: > We'd better keep the record/report function, sometimes, we can only get perf.data > from the customers whose machine can not be reached for us. > > Especially, other tracepoints are also interesting for us when the customers encounter > the performance issue, we always ask costumes to use "perf kvm stat -e xxx" to append > other events, like lock:*. Then, we can get not only the information of kvm events > by using 'perf kvm stat' but also other informations like 'perf lock' or 'perf script' > to get the whole sequences.
Ok.
> And, i think "live mode" is also useful for 'perf lock/sched', could you implement it > in perf core?
The code will be re-usable, so lock and sched should be able to add a live mode too.
> > By the way, the new version of our patchset is ready, do you want to add your implement > after it is accepted by Arnaldo? Or are you going to post it with our patchset together?
Then go ahead and submit it for inclusion; I'll add my stuff on top.
David
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