time keeps on slipping... slipping...

Peter Jeremy peter at rulingia.com
Thu Oct 11 07:16:43 UTC 2012


On 2012-Oct-10 23:30:30 -0700, John-Mark Gurney <jmg at funkthat.com> wrote:
>> >kern.timecounter.tc.TSC-low.mask: 4294967295
>> >kern.timecounter.tc.TSC-low.counter: 2854866610
>> >kern.timecounter.tc.TSC-low.frequency: 10937740
>> >kern.timecounter.tc.TSC-low.quality: 1000
...
>Since I switch to HPET, it hasn't happened at all in the last 3 days..

That suggests that there's something peculiar about your TSC.  There
are a variety of possibilities...  Does your CPU support multiple
Cx states and are you using them ("sysctl dev.cpu | grep cx_")?

-- 
Peter Jeremy
-------------- next part --------------
A non-text attachment was scrubbed...
Name: not available
Type: application/pgp-signature
Size: 196 bytes
Desc: not available
URL: <http://lists.freebsd.org/pipermail/freebsd-stable/attachments/20121011/0f478523/attachment.sig>


More information about the freebsd-stable mailing list