Messages in this thread | | | Date | Wed, 8 Sep 2021 12:18:30 -0300 | From | Arnaldo Carvalho de Melo <> | Subject | Re: [PATCH] perf dlfilter: Add dlfilter-show-cycles |
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Em Tue, Sep 07, 2021 at 10:06:03AM +0300, Adrian Hunter escreveu: > On 7/09/21 5:54 am, Andi Kleen wrote: > > On 9/6/2021 9:08 AM, Adrian Hunter wrote: > >> Add a new dlfilter to show cycles.
> >> Cycle counts are accumulated per CPU (or per thread if CPU is not recorded) > >> from IPC information, and printed together with the change since the last > >> print, at the start of each line.
> > Thanks! An example how to use it would be nice
> I started looking at making an example and noticed that this approach > does not work very well because the IPC cycle count only increases when > the IPC is output which (for CYC accurate mode) is only happens when a > CYC packet is output that corresponds to the current sample. Seems like > this needs a re-think, sorry.
Ok, will wait then. And this shows part of the value of this, checking if it works as expected :-)
- Arnaldo
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