[ntp:questions] How to determin hardware latency for PPS offset given simple tools.
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Null at BlackList.Anitech-Systems.invalid
Fri Jun 21 20:30:00 UTC 2013
Paul G wrote:
> E.g. my network is low latency, symmetric and consistent
> but some of my offsets are one or two orders of magnitude
> beyond other offsets.
Gigabit interrupt coalescing causes non deterministic
asymmetric latency.
> I expect I will move a set of them to a 10/100 switch and
> see if that makes a difference.
If it is due to gigabit interrupt coalescing it will make
it more deterministic (although higher latency).
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