[LinuxPPS] Linux 2.6.28 - serial time string jumps

[Udo van den Heuvel]

Heiko Gerstung wrote:
> BTW: Has anyone a link for me that describes which kernel config 
> settings affect timing? There are numerous things and I guess that 
> almost everything counts when we are at the lower microsecond level, but 
> I wonder if anyone went through this before and noted which settings are 
> affecting the overall (ntpd) timing performance.

Pre-emptibale stuff settings
HPET stuff
NO_HZ stuff
etc?