linux-kernel - Re: perf record and multiple events

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Message-ID: <1266500821.26719.649.camel@laptop>
Date:	Thu, 18 Feb 2010 14:47:01 +0100
From:	Peter Zijlstra <peterz@...radead.org>
To:	Eric B Munson <ebmunson@...ibm.com>
Cc:	linux-kernel@...r.kernel.org,
	Arnaldo Carvalho de Melo <acme@...stprotocols.net>
Subject: Re: perf record and multiple events

On Wed, 2010-02-17 at 17:38 +0000, Eric B Munson wrote:
> While testing perf record I found that when multiple events are specified
> on the command line, i.e. perf record -e dTLB-misses -e cache-misses,
> the are lumped into a single category on output from perf report.  The
> same event specification gives two event categories when using perf stat.
> Is this working as expected or should I see seperate entries in the report
> for each event?

The tools currently lack support for this, but patches are welcome.

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