Re: Clarifications about PPS SHM content

[Gary E. Miller]

Yo Martin!

On Sat, 21 Mar 2020 01:39:41 -0400
Martin Boissonneault <address@hidden> wrote:

> I hope this pic answers your question :

The stat that matters: Standard Deviation 280 ns.

You should be able to cut that by more than half.

> If you think I can improve those figures, ping me privately so I can
> start a thread on the ntpsec mailing list.

Many people do better.  gpsd-users is the place to discuss.  Check
the archives.

Look closely at the graph of PPS jitter over time.  Compare it to your
cron jobs, and other jobs.

Chart your CPU and room temps.  See if you can stabilize your temps.

Send us the link to your ntpviz page.

RGDS
GARY
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Gary E. Miller Rellim 109 NW Wilmington Ave., Suite E, Bend, OR 97703
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    "If you can't measure it, you can't improve it." - Lord Kelvin

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