linux-kernel - RE: Discrepancies between Oprofile and vmstat II

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Message-ID: <D7C42C27E6CB1E4D8CBDF2F81EA92A2603459872B2@azsmsx501.amr.corp.intel.com>
Date:	Mon, 27 Apr 2009 11:51:30 -0700
From:	"Styner, Douglas W" <douglas.w.styner@...el.com>
To:	Andi Kleen <andi@...stfloor.org>
CC:	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"oprofile-list@...ts.sf.net" <oprofile-list@...ts.sf.net>,
	"Ma, Chinang" <chinang.ma@...el.com>,
	"willy@...ux.intel.com" <willy@...ux.intel.com>
Subject: RE: Discrepancies between Oprofile and vmstat II

I believe so, but will confirm.

> opcontrol -e=CPU_CLK_UNHALTED:80000 -e=LLC_MISSES:6000
> 
> Using another profiling tool to confirm, we see 74.784% user, 25.174% kernel.

Just verifying -- you also see it when you use a shorter period than 80000 right?


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