From: Andi Kleen <andi@firstfloor.org>
To: Stephane Eranian <eranian@hpl.hp.com>
Cc: linux-kernel@vger.kernel.org
Subject: Re: exposing FSB clock speed in /sys
Date: 31 Mar 2007 04:31:29 +0200 [thread overview]
Message-ID: <p73bqiaqh32.fsf@bingen.suse.de> (raw)
In-Reply-To: <20070330153937.GC16059@frankl.hpl.hp.com>
Stephane Eranian <eranian-sDzT885Ts8HQT0dZR+AlfA@public.gmane.org> writes:
> It seems that the kernel does not expose the Front-Side Bus (FSN) Clock
> speed to user applications.
You mean the APIC timer frequency which happens to match the FSB
on some CPUs?
> Knowledge the the FSB speed is very useful to monitoring tools. It is used
> to compute certain bus-related metrics.
Can you describe those metrics in detail?
-Andi
next prev parent reply other threads:[~2007-03-31 1:32 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-03-30 15:39 exposing FSB clock speed in /sys Stephane Eranian
2007-03-30 15:49 ` Arjan van de Ven
2007-03-30 18:20 ` Alan Cox
2007-03-30 18:44 ` [perfmon] " Martin Cracauer
2007-03-31 2:31 ` Andi Kleen [this message]
2007-03-31 8:18 ` Stephane Eranian
2007-03-31 10:02 ` Andi Kleen
2007-04-02 16:14 ` Lennart Sorensen
2007-04-02 20:52 ` Stephane Eranian
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