From: Arjan van de Ven <arjan@linux.intel.com>
To: Thomas Renninger <trenn@suse.de>
Cc: "Robert Schöne" <robert.schoene@tu-dresden.de>,
"Dave Jones" <davej@redhat.com>,
"Thomas Gleixner" <tglx@linutronix.de>,
"Ingo Molnar" <mingo@redhat.com>,
linux-kernel <linux-kernel@vger.kernel.org>,
cpufreq <cpufreq@vger.kernel.org>,
x86@kernel.org
Subject: Re: [PATCH] trace power_frequency events on the correct cpu (for Intel x86 CPUs)
Date: Tue, 16 Mar 2010 07:19:13 -0700 [thread overview]
Message-ID: <4B9F9361.6060208@linux.intel.com> (raw)
In-Reply-To: <201003161159.24424.trenn@suse.de>
> But something else...:
> What exactly is the power tracer good for and what is it
> capable of which cpufreq_stats is not capable to do?
look at timechart for example.....
it's extremely useful to have this for us that do power tuning...
cpufreq_stats is nice but not nearly good enough since you only get averages,
not time behavior.
next prev parent reply other threads:[~2010-03-16 14:19 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-03-12 13:17 [PATCH] trace power_frequency events on the correct cpu (for Intel x86 CPUs) Robert Schöne
2010-03-12 14:52 ` Arjan van de Ven
2010-03-12 15:41 ` Robert Schöne
2010-03-15 10:51 ` Thomas Renninger
2010-03-16 7:13 ` Robert Schöne
2010-03-16 9:57 ` Ingo Molnar
2010-03-16 10:59 ` Thomas Renninger
2010-03-16 14:19 ` Arjan van de Ven [this message]
2010-03-16 14:50 ` Thomas Renninger
2010-03-16 16:40 ` Arjan van de Ven
2010-03-17 16:36 ` Thomas Renninger
2010-03-17 16:41 ` Arjan van de Ven
2010-03-18 20:43 ` Thomas Renninger
2010-03-19 8:01 ` Robert Schöne
2010-03-20 21:37 ` Thomas Renninger
2010-03-22 0:42 ` Arjan van de Ven
2010-03-22 7:04 ` Robert Schöne
2010-03-22 13:57 ` Arjan van de Ven
2010-03-23 16:28 ` Robert Schöne
2010-03-23 16:57 ` Thomas Renninger
2010-03-23 16:58 ` Arjan van de Ven
2010-03-24 7:07 ` Robert Schöne
2010-03-30 5:46 ` Robert Schöne
2010-03-30 8:56 ` Thomas Renninger
2010-03-31 6:40 ` Robert Schöne
2010-04-12 6:53 ` Robert Schöne
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