Messages in this thread | | | Date | Fri, 20 Nov 2009 12:31:35 +0200 | From | Pekka Enberg <> | Subject | Re: [RFC][PATCH 1/2] perf: Add 'perf kmem' tool |
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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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