Re: [V3][PATCH 0/7] perf, x86: Implement AMD IBS

Stephane Eranian
2011-10-04T12:35:41Z

On Sat, Sep 24, 2011 at 12:28 AM, Andi Kleen <andi@firstfloor.org> wrote:
>
> Robert Richter <robert.richter@amd.com> writes:
> >
> > I think we could extend perf report to parse also ibs samples. The
> > only thing we need for it should be the pmu name/type mapping in the
> > perf.data header and the pmu type in the sample. See my comment on
> > Stephane's patch '[PATCH] perf: make perf.data more self-descriptive
> > (v5)'.
>
> I would like to have a similar user tool for Intel PEBS data.
>
> I have some hacks currently to dump more data from the PEBS record and
> it's useful for some situations. I was actually thinking of adapting
> Robert's tool, but integrating it into other tools is fine too.
>
There is Lin Ming's patch to expose PEBS Load Latency information.
I will post a patch to export more of the machine state later on.

> Sometimes a "perf print-samples" to print individual samples
> would be useful too  (it's already possible with -R, but very unfriendly
> without post processing)
>
> -Andi
>
> --
> ak@linux.intel.com -- Speaking for myself only