Re: ntpq peers formatting needs floating point for time slots.

2017-02-07 Thread Gary E. Miller
Yo Achim! On Tue, 07 Feb 2017 20:56:36 +0100 Achim Gratz wrote: > Hal Murray writes: > > Looks like we are getting into the old precision vs accuracy tangle. > > Do we have a glossary with useful descriptions? > > That slot should represent the number of useful bits. > > It really doesn't hel

Re: ntpq peers formatting needs floating point for time slots.

2017-02-07 Thread Gary E. Miller
Yo Achim! On Tue, 07 Feb 2017 20:36:15 +0100 Achim Gratz wrote: > Gary E. Miller writes: > >> That slot should represent the number of useful bits. > > > > Yup. And in Selsky's case he really does have -30. > > Nope. I disagree. > The resolution of the numbers is 1ns, the useful digits a

Re: ntpq peers formatting needs floating point for time slots.

2017-02-07 Thread Eric S. Raymond
Gary E. Miller : > Writing up saomething that some will agree with will be relatively easy. > > Changing the ntpsec doc and code to match will be nasty. But probably worth doing. -- http://www.catb.org/~esr/";>Eric S. Raymond Please consider contributing to my Patreon page at ht

Re: ntpq peers formatting needs floating point for time slots.

2017-02-07 Thread Achim Gratz
Hal Murray writes: > Looks like we are getting into the old precision vs accuracy tangle. > Do we have a glossary with useful descriptions? > That slot should represent the number of useful bits. It really doesn't help that precision, accuracy and resolution have a number of different meanings dep

Re: ntpq peers formatting needs floating point for time slots.

2017-02-07 Thread Achim Gratz
Gary E. Miller writes: >> That slot should represent the number of useful bits. > > Yup. And in Selsky's case he really does have -30. Nope. The resolution of the numbers is 1ns, the useful digits aka precision of the measurement doesn't extend that far down. That -30 would be equivalent to 931

Re: ntpq peers formatting needs floating point for time slots.

2017-02-07 Thread Gary E. Miller
Yo Eric! On Tue, 7 Feb 2017 06:16:11 -0500 "Eric S. Raymond" wrote: > Hal Murray : > > Do we have a glossary with useful descriptions? > > I've saved an email thread by Gary and Achim and was planning to try > to digest it into a series of entries for our glossary. I might get > to that toda

Re: ntpq peers formatting needs floating point for time slots.

2017-02-07 Thread Gary E. Miller
Yo Hal! On Tue, 07 Feb 2017 02:56:24 -0800 Hal Murray wrote: > g...@rellim.com said: > > OTOH, prolly best to set it to -30, just for grins. Someday it > > might matter, or I might have missed something, or just to seem to > > do the right thing. > > Looks like we are getting into the old p

Re: ntpq peers formatting needs floating point for time slots.

2017-02-07 Thread Eric S. Raymond
Hal Murray : > Do we have a glossary with useful descriptions? I've saved an email thread by Gary and Achim and was planning to try to digest it into a series of entries for our glossary. I might get to that today. I expect you'll be involved in the resulting description up to your eyeballs. :-)

Re: ntpq peers formatting needs floating point for time slots.

2017-02-07 Thread Hal Murray
g...@rellim.com said: > OTOH, prolly best to set it to -30, just for grins. Someday it might > matter, or I might have missed something, or just to seem to do the right > thing. Looks like we are getting into the old precision vs accuracy tangle. Do we have a glossary with useful descriptions?

Re: Timekeeping oddities on MacMini G4s

2017-02-07 Thread Hal Murray
> What do I do if I don't have an existing ntp.conf ? Assuming ntpsec builds... There are sample config files in config/ contrib/ntp.conf.log.sample has logging which you probably want. it has lots of comments. It is setup to use us.pool.ntp.org If you aren't in the us, you should probably cha