Re: Lost Ticks on x86_64

From: Andi Kleen
Date: Sun Aug 07 2005 - 11:19:31 EST


On Sun, Aug 07, 2005 at 02:29:16PM +0000, Parag Warudkar wrote:
> > No way to fix this, but you can work around it with very new kernels
> > by compiling with a lower HZ than 1000.
>
> John Stultz's timeofday patches seem to fix this lost ticks issue. You might want to try them.
>
> (I too, routinely get "lost ticks - rip is at acpi_processor_idle" messages which vanished during the period when I was trying John's patches.)

They will just hide the problem in this case.

-Andi
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