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SubjectRe: APIC frequency too slow on HP dv5z
On Tue, 30 Sep 2008, Howard Chu wrote:

> More often than not, on a warm boot I see something like this
>
> msg.new:[ 1.940031] Using local APIC timer interrupts.
> msg.new:[ 1.944031] APIC timer calibration result 466046
> msg.new:[ 1.944031] Detected 0.466 MHz APIC timer.
> msg.new:[ 1.944031] APIC frequency too slow, disabling apic timer
>
> On cold boots it may see 12.5MHz, or may not...
>
> [ 2.000584] Using local APIC timer interrupts.
> [ 2.004067] APIC timer calibration result 12500236
> [ 2.004080] Detected 12.500 MHz APIC timer.
>
> I haven't figured out yet what the pattern is behind the behavior. Has anyone
> else seen this kind of problem before?

Hmm, strange. Which kernel version ?

Thanks,

tglx


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