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DateSun, 5 Jul 2009 02:32:39 +0200
FromIngo Molnar <>
SubjectRe: [PATCH -tip] perf_counter tools: shorten names for events

* Anton Blanchard <anton@samba.org> wrote:

>
> Hi,
>
> > IMHO "L1d" is too abbreviated for it to be obvious that it means L1 data
> > cache. If you want something really short maybe "L1-d$" might be a
> > little clearer, but I stil like "L1-dcache" best.
>
> There's one problem with L1-d$-* for event names. It took me a few goes
> before I realised I was being hit by bash variable expansion:
>
>
> # perf stat -e L1-d$-loads ls
>
> usage: perf stat [<options>] <command>
>
> ...
>
>
> # perf stat -e 'L1-d$-loads' ls
>
> Performance counter stats for 'ls':
>
> 1273291 L1-d$-loads
>
> 0.004434037 seconds time elapsed
>
>
> I also prefer the more verbose L1-dcache-* names, and since we
> support aliases its mostly a matter of screen real estate when
> printing out the statistics.

ok - mind sending a patch for this?

Ingo


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