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Message-ID: <75b66ecd0801251529s341ab6f6n2c8c56850b9ba883@mail.gmail.com>
Date: Fri, 25 Jan 2008 18:29:58 -0500
From: "Lee Revell" <rlrevell@...-job.com>
To: "Michael Tokarev" <mjt@....msk.ru>
Cc: Linux-kernel <linux-kernel@...r.kernel.org>
Subject: Re: tickless/dynticks + cpufreq = tsc unstable
On Jan 25, 2008 6:02 PM, Michael Tokarev <mjt@....msk.ru> wrote:
> Is it normal that once I enable cpufreq on
> a tickless system, it spews a warning:
>
> Clocksource tsc unstable (delta = -288201154 ns)
>
> ?
Yes, it's normal. Dual core AMD64 machines really do have unstable TSC.
Lee
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