linux-kernel - Re: [patch] x86, perf_counter, bts: add bts to perf

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Message-ID: <20090807112421.GB30014@elte.hu>
Date:	Fri, 7 Aug 2009 13:24:21 +0200
From:	Ingo Molnar <mingo@...e.hu>
To:	"Metzger, Markus T" <markus.t.metzger@...el.com>
Cc:	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	"tglx@...utronix.de" <tglx@...utronix.de>,
	"hpa@...or.com" <hpa@...or.com>,
	"markus.t.metzger@...il.com" <markus.t.metzger@...il.com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [patch] x86, perf_counter, bts: add bts to perf_counter


* Metzger, Markus T <markus.t.metzger@...el.com> wrote:

> Ingo, what exactly do you mean by "locks up"? Is the kernel 
> hanging or is perf record hanging?

it was a hard hang - box was not pingable, etc.

	Ingo
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