not understanding ntpviz output

Gary E. Miller gem at
Fri Sep 6 20:43:38 UTC 2019

Yo shouldbe!

> On Wed, 4 Sep 2019 17:09:04 +0100
> shouldbe q931 via users <users at> wrote:
> > I saw something odd in ntpviz, which is that the server offset and
> > server jitter on SHM(1) goes to 1 second. I thought it would be
> > prudent to check another ntpviz, and
> > shows similar.  
> Yup.  I have been seeing it myself.  Something happened many months
> ago to cause that regression.  That is why I have been trying to
> cleanup the time handling in gpsd.

I had tired to attack this problem directly, but failed.  So I continued
a process of moving all time in gpsd from double, timeval, timestamp, to
timespec.  And the problem seemed to disappear as oddly as it appeared.

Along with some other floating point oddness.

Can you confirm you also see the problem gone?

Gary E. Miller Rellim 109 NW Wilmington Ave., Suite E, Bend, OR 97703
	gem at  Tel:+1 541 382 8588

	    Veritas liberabit vos. -- Quid est veritas?
    "If you can't measure it, you can't improve it." - Lord Kelvin
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