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SubjectRe: X86_64: Many Lost ticks
Date
I tried all the newer kernels including -ac. All have the same problem.

Andi - On a side note, your change "NVidia ACPI timer override" present in 2.6.9-ac8 breaks on my laptop - I get some NMI errors ("Do you have a unusual power management setup?") and DMA timeouts - happens regularly.

Parry.


> On Thu, 18 Nov 2004, Andi Kleen wrote:
>
> > On Thu, Nov 18, 2004 at 04:02:55AM +0000, kernel-stuff@comcast.net wrote:
> > > I have a X86_64 laptop (Compaq Presario R3240) with all BIOS updates in
> place. I routinely get the "Warning : many lost ticks" message in dmesg.
> >
> > Known problem. ACPI uses a broken way to access the EC register,
> > and VIA chipsets take extremly long for this operation. This
> > happens regularly to read the system temperature.
> > A fix is currently being discussed.
>
> It's an nforce3, do those also have a similar issue? I have similar
> hardware and rarely see it, could you test a newer kernel?
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