Yo Hal! On Sun, 05 Feb 2017 19:47:37 -0800 Hal Murray <hmur...@megapathdsl.net> wrote:
> strom...@nexgo.de said: > >> # ntpq -c 'rv 0 frequency' > >> frequency=-0.928558 > > Make that number go into the loopstats file as well? I don't > > suppose I should log the output of ntpq to benefit from that extra > > precision. > > Is anybody actually running gear where more than 3 fractional digits > is interesting? I'm not saying this happens often, but this is from on one of my RasPi's: Local Clock Frequency Offset Percitiles: Min -4.475 ppm 1% -4.397 ppm 5% -4.390 ppm 50% -4.377 ppm 95% -4.363 ppm 99% -4.361 ppm Max -4.357 ppm Ranges: 90% 0.027 ppm 95% 0.036 ppm StdDev 0.009 ppm Mean -4.377 ppm Notice the Standard Deviation: 9 ppb! See attached. RGDS GARY --------------------------------------------------------------------------- Gary E. Miller Rellim 109 NW Wilmington Ave., Suite E, Bend, OR 97703 g...@rellim.com 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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