TSC Timecounter and multi-core/SMP

Kris Kennaway kris at FreeBSD.org
Thu Apr 10 09:30:36 UTC 2008


gnn at freebsd.org wrote:
> Howdy,
> 
> Is the TSC timecounter synchronized across multiple cores and/or
> processors?  A quick search seems to indicate it's not but I'd like to
> find a definitive reference on the TSC.

Modern Intel systems tend to be synchronized, in my experience.

Kris


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