Messages in this thread | | | Date | Fri, 17 Apr 2015 13:09:54 -0700 | From | Andi Kleen <> | Subject | Re: 'perf upgrade' (was: Re: [PATCH v9 00/11] Add support for JSON event files.) |
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On Fri, Apr 17, 2015 at 05:31:26PM +0200, Jiri Olsa wrote: > 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?
That's even worse -- same hex numbers, just more redundancy.
All the other profilers support symbolic names, which is what users want.
-Andi
-- ak@linux.intel.com -- Speaking for myself only
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