From: Masami Hiramatsu <mhiramat@redhat.com>
To: Mathieu Desnoyers <compudj@krystal.dyndns.org>
Cc: Martin Bligh <mbligh@google.com>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
Linus Torvalds <torvalds@linux-foundation.org>,
Thomas Gleixner <tglx@linutronix.de>,
Steven Rostedt <rostedt@goodmis.org>,
darren@dvhart.com, "Frank Ch. Eigler" <fche@redhat.com>,
systemtap-ml <systemtap@sources.redhat.com>
Subject: Re: Unified tracing buffer
Date: Tue, 23 Sep 2008 15:32:00 -0000 [thread overview]
Message-ID: <48D90B84.4030905@redhat.com> (raw)
In-Reply-To: <20080923150410.GA28341@Krystal>
Mathieu Desnoyers wrote:
> * Masami Hiramatsu (mhiramat@redhat.com) wrote:
> [...]
>> $ cat /proc/cpuinfo
>> processor : 0
>> vendor_id : GenuineIntel
>> cpu family : 6
>> model : 15
>> model name : Intel(R) Core(TM)2 CPU T7200 @ 2.00GHz
>> stepping : 6
>> cpu MHz : 1000.000
> [...]
>
> ... @ 2.00GHz and cpu MHz : 1000.000 ; isn't that a bit odd ? (same for
> both cpus)
2.00GHz is the maximum(model) frequency. And 'cpu MHz' means
current frequency. (yep, now I'm using cpufreq)
Anyway, when I measured TSC drift, I killed cpuspeed service and
fixed freq to 2000. ;-)
Thank you,
--
Masami Hiramatsu
Software Engineer
Hitachi Computer Products (America) Inc.
Software Solutions Division
e-mail: mhiramat@redhat.com
next prev parent reply other threads:[~2008-09-23 15:32 UTC|newest]
Thread overview: 47+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <33307c790809191433w246c0283l55a57c196664ce77@mail.gmail.com>
2008-09-22 19:47 ` Masami Hiramatsu
2008-09-22 20:14 ` Martin Bligh
2008-09-22 22:27 ` Masami Hiramatsu
2008-09-22 23:12 ` Darren Hart
2008-09-23 0:06 ` Masami Hiramatsu
2008-09-22 23:17 ` Martin Bligh
2008-09-23 0:07 ` Masami Hiramatsu
2008-09-23 0:13 ` Martin Bligh
2008-09-23 14:51 ` Masami Hiramatsu
2008-09-23 15:09 ` Mathieu Desnoyers
2008-09-23 15:32 ` Masami Hiramatsu [this message]
2008-09-23 16:02 ` Linus Torvalds
2008-09-23 17:07 ` Masami Hiramatsu
2008-09-23 17:33 ` Thomas Gleixner
2008-09-23 19:03 ` Masami Hiramatsu
2008-09-23 19:37 ` Thomas Gleixner
2008-09-23 19:39 ` Martin Bligh
2008-09-23 19:42 ` Thomas Gleixner
2008-09-23 19:51 ` Martin Bligh
2008-09-23 20:05 ` Thomas Gleixner
2008-09-23 21:02 ` Martin Bligh
2008-09-23 20:06 ` Masami Hiramatsu
2008-09-23 20:09 ` Thomas Gleixner
2008-09-23 15:48 ` Linus Torvalds
2008-09-23 0:41 ` Linus Torvalds
2008-09-23 1:28 ` Roland Dreier
2008-09-23 1:40 ` Steven Rostedt
2008-09-23 2:08 ` Mathieu Desnoyers
2008-09-23 2:27 ` Darren Hart
2008-09-23 2:32 ` Mathieu Desnoyers
2008-09-23 3:29 ` Linus Torvalds
2008-09-23 3:42 ` Mathieu Desnoyers
2008-09-23 4:06 ` Linus Torvalds
2008-09-23 3:44 ` Steven Rostedt
2008-09-23 4:12 ` Masami Hiramatsu
2008-09-23 4:18 ` Martin Bligh
2008-09-23 15:25 ` Masami Hiramatsu
2008-09-23 10:54 ` Steven Rostedt
2008-09-23 4:20 ` Linus Torvalds
2008-09-23 14:13 ` Mathieu Desnoyers
2008-09-23 2:31 ` Mathieu Desnoyers
2008-09-23 3:07 ` Masami Hiramatsu
2008-09-23 14:38 ` KOSAKI Motohiro
2008-09-23 15:04 ` Frank Ch. Eigler
2008-09-23 15:23 ` Masami Hiramatsu
2008-09-23 18:04 ` KOSAKI Motohiro
2008-09-23 18:29 ` Martin Bligh
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