'perf upgrade' (was: Re: [PATCH v9 00/11] Add support for JSON event files.)

Jiri Olsa jolsa at redhat.com
Sat Apr 18 01:31:26 AEST 2015


On Wed, Apr 15, 2015 at 01:50:42PM -0700, Sukadev Bhattiprolu wrote:

SNIP

> | 
> |  - to blindly follow some poorly constructed vendor format with no 
> |    high level structure, that IMHO didn't work very well when OProfile 
> |    was written, and misrepresenting it as 'symbolic event names'.
> | 
> |    Take a look at:
> | 
> |      https://download.01.org/perfmon/HSW/Haswell_core_V17.json
> | 
> |    and weep.
> 
> Evil vendor formats, but to be fair, here is what _we_ have today:
> 
> 	perf stat -e r10068,r20036,r40060,r40ac sleep 1

hum, you could also use the 'cpu/event=.../' syntax right?
It's not symbolic name, just to be fair ;-)

jirka


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