[time-nuts] NTP jitter with Linux
David J Taylor
david-taylor at blueyonder.co.uk
Thu Apr 5 06:51:12 UTC 2012
> I asked this on an NTP list, got some guesses, but no knowledgeable
> So, running a process(es) which keep the CPU completely busy reduces the
> jitter. The busier, the better. Why? I'm guessing it has something to do
> with interrupt latency, but why does a busy CPU make it more
> consistent - I'd expect the opposite? The difference is very obvious.
> Is there something else I can do to keep the jitter low?
Mike, have you tried FreeBSD instead? Does it show the same problems?
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Email: david-taylor at blueyonder.co.uk
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