linux-kernel - Re: [PATCH] perf_events: improve x86 event scheduling (v5)

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Message-ID: <1263824452.4283.566.camel@laptop>
Date:	Mon, 18 Jan 2010 15:20:52 +0100
From:	Peter Zijlstra <peterz@...radead.org>
To:	Stephane Eranian <eranian@...gle.com>
Cc:	Frederic Weisbecker <fweisbec@...il.com>,
	linux-kernel@...r.kernel.org, mingo@...e.hu, paulus@...ba.org,
	davem@...emloft.net, perfmon2-devel@...ts.sf.net, eranian@...il.com
Subject: Re: [PATCH] perf_events: improve x86 event scheduling (v5)

On Mon, 2010-01-18 at 15:12 +0100, Stephane Eranian wrote:
> 
> > Then there's still the question of having events of multiple hw pmus in
> > a single group, I'd be perfectly fine with saying that's not allowed,
> > what to others think?
> >
> I have seen requests for measuring both core and uncore PMU events
> together for instance. It all depends on how uncore PMU will be managed.

OK, hard to correlate those two though, it would basically mean only
running that one task on the socket.

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