Test farm news
Gary E. Miller
gem at rellim.com
Tue Jun 14 21:46:23 UTC 2016
On Tue, 14 Jun 2016 17:36:27 -0400
"Eric S. Raymond" <esr at thyrsus.com> wrote:
> Gary E. Miller <gem at rellim.com>:
> > > That's good enough that we can *and should* ignore all the
> > > technical complexities of fudging and log interpretation. We are
> > > *not addressing time nuts* here. We could do half an order of
> > > magnitude worse than this and still be good enough for a beginner
> > > audience - in fact we'd still be good enough to drive production
> > > WAN time service to RFC 5905 expectations or better.
> > Not without PPS and only NMEA, unless the NMEA offset is right.
> The premise for this HOWTO is exactly that me have 1PPS most of the
> time. Othwise there's no point in trying to build a Stratum 1 out of
> these parts at all.
Agreed. No issue there. But ntpd as it stands now can still misundertand
good PPS when faced with marginal NMEA and lead to bad results.
> > And sometimes even with PPS. I have seen ntpd stop using the PPS
> > and follow the NMEA off into the weeds.
> Bug. Needs fixing.
Yup. Exactly my point.
> > Not just me. chronyd market share keeps growing because people
> > keep recommending it over ntpd's. Convergence is a huge deal on
> > a laptop.
> Fair enough, but *not now*, dammit! The challenge of the HOWTO is to
> ship something simple and basic that will help newbies get a foothold
> in the problem domain.
I'm with you there, I just fail to see why turning on logging is in
conflict with that?
> And chronyd doesn't bother me.
We'll have to agree to disagree on that one. And we can learn from what
they do right.
> > You need to step back and think of this as more than just an NTP
> > chimer. This is critical drones and other embedded devices.
> Later, man, *later*. (Not much later. Couple months, maybe less.)
Fine, and if you start logging now, you'll have the data you need then.
> Right now you're letting the perfect be the enemy of the good.
No, I'm just do not want us to stick our heads in the sand, saying
'la-la-la' because logging is not on.
> > Then humor me. Can you just try to look at the logs for once? How
> > do you know it is not valuable when you refuse to look?
> I'm sure it *is* valuable and I'm not refusing to look, I'm *refusing
> to inflict that level of detail on newbies*.
Tuning on logging is a done deal, just make it the default.
> As soon as I have some
> clue how to make the visualization tools work, I'll look, I promise.
So, you got your logging on now? Otherwise you have missed my point.
Gary E. Miller Rellim 109 NW Wilmington Ave., Suite E, Bend, OR 97703
gem at rellim.com Tel:+1 541 382 8588
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