[LinuxPPS] hardpps: PPSJITTER: jitter=80945, limit=67744

Udo van den Heuvel udovdh at xs4all.nl
Sat Jan 1 15:25:52 CET 2011


On 2010-12-24 11:54, Alexander Gordeev wrote:
>> There is no software fix to make NO_HZ behave like e.g. 100HZ?
> 
> Try this patch as a workaround:

After a few days I can mention the following:

The number of PPSJITTER messages has decreased a significant bit after
applying the patch and booting into this kernel.
Numbers changed from several dozens of messages a day to between 5 and
20 messages a day.
ntpd performance looks the same.

Udo



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