From: Andi Kleen <andi@firstfloor.org>
To: Vince Weaver <vince@deater.net>
Cc: Andi Kleen <andi@firstfloor.org>,
Yuanfang Chen <tabloid.adroit@gmail.com>,
linux-perf-users@vger.kernel.org
Subject: Re: measuring offcore events on snb
Date: Sun, 16 Sep 2012 05:02:44 +0200 [thread overview]
Message-ID: <20120916030244.GA16230@one.firstfloor.org> (raw)
In-Reply-To: <alpine.DEB.2.02.1209152103400.576@pianoman.cluster.toy>
> the kernel has had raw offcore response support since 3.3. It works
> fine. It's just not easy to get if you use the "perf" tool. (PAPI and
It is easy. Just write the MSR.
> as far as I know the only way to do it is to use the rediculous
> -e cpu/cmask=1,event=2,umask=3,config1=3f80408fff
http://www.heise.de/netze/news/foren/S-Europaeischer-IPv4-Adresspool-erreicht-die-Reserve/forum-237910/list/e-22434521/hs-16/
Ah true. Good point. That thing always reminds me of JCL. Setting the MSR is
probably easier though...
-Andi
--
ak@linux.intel.com -- Speaking for myself only.
next prev parent reply other threads:[~2012-09-16 3:02 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-09-15 17:50 measuring offcore events on snb Yuanfang Chen
2012-09-15 22:51 ` Andi Kleen
2012-09-16 1:06 ` Vince Weaver
2012-09-16 3:02 ` Andi Kleen [this message]
2012-09-16 5:40 ` Yuanfang Chen
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