Re: [PATCH] a patch to fix the cpu-offline-online problem causedby pm_idle

From: Peter Zijlstra
Date: Mon Jan 31 2011 - 05:47:33 EST


On Sun, 2011-01-30 at 22:26 -0500, Luming Yu wrote:
>
> Booting Node 3 Processor 59 APIC 0x75
> Clocksource tsc unstable (delta = -77316000544 ns)
> Switching to clocksource hpet

I think that's known NHM-EX suckage, it does all kinds of stupid things
in deeper C states that other NHM/WSM chips don't do.

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