Hi Arnaldo,
On 9/18/2020 4:13 AM, Arnaldo Carvalho de Melo wrote:
Em Thu, Sep 17, 2020 at 03:05:56PM +0200, Jiri Olsa escreveu:
On Fri, Sep 11, 2020 at 04:03:46PM +0800, Jin Yao wrote:
SNIP
main div.c:40
main div.c:40
main
Em Thu, Sep 17, 2020 at 03:05:56PM +0200, Jiri Olsa escreveu:
> On Fri, Sep 11, 2020 at 04:03:46PM +0800, Jin Yao wrote:
>
> SNIP
>
> > main div.c:40
> > main div.c:40
> > main div.c:39
> >
> > [ Hot streams in new perf data only
On Fri, Sep 11, 2020 at 04:03:46PM +0800, Jin Yao wrote:
SNIP
> main div.c:40
> main div.c:40
> main div.c:39
>
> [ Hot streams in new perf data only ]
>
> hot chain 1:
> cycle
Sometimes, a small change in a hot function reducing the cycles of
this function, but the overall workload doesn't get faster. It is
interesting where the cycles are moved to.
What it would like is to diff before/after streams. The stream is the
branch history which is aggregated by the branch rec
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