Re: [RFC][PATCH 1/2] perf: Add 'perf kmem' tool

[Pekka Enberg <penberg@cs.helsinki.fi>]

Ingo Molnar kirjoitti:
> * Pekka Enberg <penberg@cs.helsinki.fi> wrote:
> 
>> Hi Ingo,
>>
>> On Fri, Nov 20, 2009 at 11:01 AM, Ingo Molnar <mingo@elte.hu> wrote:
>>> But ... even without that, perf is really fast and is supposed to build
>>> fine even in minimal (embedded) environments, so you can run it on the
>>> embedded board too. That's useful to get live inspection features like
>>> 'perf top', 'perf stat' and 'perf probe' anyway.
>> Maybe I'm just too damn lazy but if I don't go through the trouble of
>> building my kernel on the box, I sure don't want to do that for perf
>> either. [...]
> 
> Well you'll need 'perf' on that box anyway, to be able to do 'perf kmem 
> record'.

/me turns brains on

You're right, of course. With kmemtrace-user, I just copied the raw 
trace file from /sys/kernel. I wonder if that's a good enough reason to 
keep kmemtrace bits around?

			Pekka

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