[ntp:questions] Why does ntp keep changing my conf file?

Chuck Swiger cswiger at mac.com
Wed Sep 22 20:36:36 UTC 2010


On Sep 22, 2010, at 1:18 PM, Daniel Havey wrote:
> The bloody thing made it worse!  Look at the graph.  It was doing just fine at 0.002147 second offset, then I started ntpd and look what it does.  This is definitely not very good for a testbed.

What graph?  You'll need to mail out a link, since most mailing lists eat attachments (they've got to be fed somehow, I guess)....

Also, ntpq output like the following is helpful for debugging issues:

% ntpq -npc rv
     remote           refid      st t when poll reach   delay   offset  jitter
==============================================================================
-66.250.45.2     192.5.41.40      2 u   22  512  377   26.389    7.667   0.498
*18.26.4.105     .GPS.            1 u   54  512  377   24.070   -0.925   0.458
+128.59.59.177   128.59.39.48     2 u   42  512  377   26.898    0.408   0.033
+17.254.0.27     17.72.133.54     2 u   48  512  377   54.681    0.587   0.106
 24.103.228.242  18.26.4.105      2 u   37  512  377   33.338   -2.185   0.726
associd=0 status=0644 leap_none, sync_ntp, 4 events, freq_mode,
version="ntpd 4.2.4p5-a Mon Sep 20 14:30:32 EDT 2010 (1)",
processor="i386", system="FreeBSD/6.4-STABLE", leap=00, stratum=2,
precision=-19, rootdelay=24.070, rootdispersion=26.037, peer=43124,
refid=18.26.4.105,
reftime=d044e485.9adbf554  Wed, Sep 22 2010 16:24:37.604, poll=9,
clock=d044e6bd.18405690  Wed, Sep 22 2010 16:34:05.094, state=4,
offset=-0.239, frequency=19.470, jitter=1.043, noise=0.380,
stability=0.019, tai=0

Regards,
-- 
-Chuck




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