Re: BoF on LPC 2019 : Linux Perf advancements for compute intensive and server systems

From: Jiri Olsa
Date: Tue Aug 27 2019 - 03:48:09 EST

On Mon, Aug 26, 2019 at 07:10:21PM -0300, Arnaldo Carvalho de Melo wrote:
> Em Mon, Aug 26, 2019 at 10:57:58AM -0700, Andi Kleen escreveu:
> > >
> > > >
> > > > All those are already merged, after long reviewing phases and lots of
> > > > testing, right?
> > >
> > > Right. These changes now constitute parts of the Linux kernel source tree.
> >
> > Might be better to focus on future areas that haven't been merged yet.
> Agreed, we can have a initial, short report on what has been done to
> address these issues, and I think Alexey could take care of that, but
> then we should try and list here what else in addition to what Ian et
> all listed on their talk.
> And perhaps even things that ammeliorate the problems they list there,
> i.e. Ian, Stephane, the things that Alexey listed were already
> tested/considered by you guys?

there's also ongoing work on adding threads to perf record:

currently being stuck on me sending the perf_sesion changes

Alexey ran some initial benchmarks and it seems to perform nicely,
not sure we discussed the results on list thought