linux-kernel - Re: [PATCHv3 0/3] perf tool: Add new event group management

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Date:	Mon, 02 Jul 2012 22:11:02 +0900
From:	Namhyung Kim <namhyung@...il.com>
To:	Jiri Olsa <jolsa@...hat.com>
Cc:	acme@...hat.com, a.p.zijlstra@...llo.nl, mingo@...e.hu,
	paulus@...ba.org, cjashfor@...ux.vnet.ibm.com, fweisbec@...il.com,
	linux-kernel@...r.kernel.org, tglx@...utronix.de,
	andi@...stfloor.org, drepper@...il.com, eranian@...gle.com
Subject: Re: [PATCHv3 0/3] perf tool: Add new event group management

2012-07-02 (월), 12:15 +0200, Jiri Olsa:
> On Mon, Jul 02, 2012 at 10:53:44AM +0900, Namhyung Kim wrote:
> > Just a question, is there a way to know about the grouping at perf
> > report time?
> 
> nope, AFAIK only ID and perf_event_attr is stored for event
> grouping is known only for record time
> 

I heard that Arnaldo (or Stephane) wanted to make perf report
group-aware or such so that it can show related events together. But to
do that, it seems we need to change the data file format first, right?

Any idea?


-- 
Regards,
Namhyung Kim


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