linux-kernel - Re: [PATCH 0/3 v2] nmi perf fixes

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Date:	Fri, 10 Sep 2010 18:51:26 +0200
From:	Ingo Molnar <mingo@...e.hu>
To:	Robert Richter <robert.richter@....com>
Cc:	Don Zickus <dzickus@...hat.com>,
	Peter Zijlstra <peterz@...radead.org>,
	"gorcunov@...il.com" <gorcunov@...il.com>,
	"fweisbec@...il.com" <fweisbec@...il.com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"ying.huang@...el.com" <ying.huang@...el.com>,
	"ming.m.lin@...el.com" <ming.m.lin@...el.com>,
	"yinghai@...nel.org" <yinghai@...nel.org>,
	"andi@...stfloor.org" <andi@...stfloor.org>,
	"eranian@...gle.com" <eranian@...gle.com>
Subject: Re: [PATCH 0/3 v2] nmi perf fixes


* Ingo Molnar <mingo@...e.hu> wrote:

> > > It happens easily here - just running something like:
> > > 
> > >    perf record -g ./hackbench 10
> > 
> > I try to reproduce it, which systems are affected?
> 
> This is an older Barcelona box, will send you a dump of details off-list.

Note, i tried to trigger it again after a fresh reboot into tip:88a377e, 
and this time 3 runs of hackbench didnt trigger the message, but the 
first 'perf top' did. YMMV.

	Ingo
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