From: Keir Fraser <keir.fraser@eu.citrix.com>
To: Carsten Schiers <carsten@schiers.de>, xen-devel@lists.xensource.com
Subject: Re: AW: Clocksources and other mysteries
Date: Mon, 12 Jan 2009 12:03:37 +0000 [thread overview]
Message-ID: <C590E219.1625%keir.fraser@eu.citrix.com> (raw)
In-Reply-To: <19123775.121231760939601.JavaMail.root@uhura>
On 12/01/2009 11:48, "Carsten Schiers" <carsten@schiers.de> wrote:
> It's everytime when cpufreq_ondemand or cpufreq-set changes the frequency,
> aprox. 3 messages per event.
> Is that occasional? I tend to say: no. Please see an excerpt below. And if
> it's not occasional, what
> could I do? And by the way: I found no code that TSC will get adjusted, so I
> think it will get worse
> over the time...
Yeah, those deltas are huge. Almost a second in some cases. Something up in
the AMD cpufreq management code.
-- Keir
prev parent reply other threads:[~2009-01-12 12:03 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-01-12 11:48 AW: Clocksources and other mysteries Carsten Schiers
2009-01-12 12:03 ` Keir Fraser [this message]
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