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Date:      Sun, 02 Jan 2000 01:41:08 +0100
From:      Poul-Henning Kamp <phk@critter.freebsd.dk>
To:        "Rodney W. Grimes" <freebsd@gndrsh.dnsmgr.net>
Cc:        karl@Denninger.Net (Karl Denninger), current@FreeBSD.ORG
Subject:   Re: xntpd - VERY old folks, how about updating? :-) 
Message-ID:  <31430.946773668@critter.freebsd.dk>
In-Reply-To: Your message of "Sat, 01 Jan 2000 16:29:49 PST." <200001020029.QAA16793@gndrsh.dnsmgr.net> 

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In message <200001020029.QAA16793@gndrsh.dnsmgr.net>, "Rodney W. Grimes" writes
:

>Does it help in the 3.4-stable version to set the second value in ntpdrift
>to 1?

Yes, although I have never checked all the boundary conditions
to make sure the kernel-pll is stable over the entire envelope.

I'm doing that for the NTPv4/nanokernel combo, and I'm resolving
the problems I find with Dave Mills.

>And why has the manual page never been updated, it is clearly wrong
>when it talks about the contents of driftfile!  :-(

I updated neither the manpage nor the code because of the above.

>> Anyway, ntpd4 is in CURRENT...
>
>Well... that won't help the 20 or so boxes here doing this all the
>time:
>Jan  1 11:26:46 gndrsh xntpd[133]: time reset (step) -0.217546 s
>Jan  1 11:32:06 gndrsh xntpd[133]: time reset (step) 0.207523 s

	(-0.217546 - 0.207523) / (14 + 5 * 60 + 6) = -.001328340

Your clock is too sick, (or our calibration of it is hosed), no
version of {X}NTP will touch a clock which is outside +/- 500ppm.

Could you try to measure the 14.31818... MHz base frequency and
the 32768 kHz wristwatch xtal as well (I know you're RadioActive,
so I pressume you have a counter ?)

If they're both OK, then we have a code problem...

--
Poul-Henning Kamp             FreeBSD coreteam member
phk@FreeBSD.ORG               "Real hackers run -current on their laptop."
FreeBSD -- It will take a long time before progress goes too far!


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