Time keeping Issues with the low-resolution TSC timecounter
freebsd-listen at fabiankeil.de
Tue Jun 21 21:54:16 UTC 2011
Jung-uk Kim <jkim at FreeBSD.org> wrote:
> On Tuesday 21 June 2011 04:53 pm, Jung-uk Kim wrote:
> > Can you please try the attached patch? It should disable
> > TSC/TSC-low timecounter for your CPU models, I think.
> Sorry, I attached a wrong patch. Please ignore the previous one and
> try this, instead.
Works for me:
fk at r500 ~ $dmesg | grep TSC
Calibrating TSC clock ... TSC clock: 1995045800 Hz
TSC: P-state invariant, performance statistics
TSC timecounter disabled: C3 enabled.
Timecounter "TSC" frequency 1995045800 Hz quality -1000
Thanks a lot.
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