Re: NTP - Here we go again!

From: Stapleton, Mark (stapleto@BERBEE.COM)
Date: Mon Apr 05 2004 - 10:30:39 EDT


Purdue is in Indiana. Is it in a part of Indiana that doesn't do
daylight savings time?

 

--
Mark
 
________________________________
From: IBM AIX Discussion List [mailto:aix-l@Princeton.EDU] On Behalf Of
Stamper, Steve
Sent: Monday, April 05, 2004 7:25 AM
To: aix-l@Princeton.EDU
Subject: NTP - Here we go again!
 
I know that this is a dead horse - sorry for the question. 
Up until this weekend, my internal NTP server (referencing
gilbreth.ecn.purdue.edu) has worked flawlessly.    Starting this weekend
after the time-change, it's NTP is now delivering off by 1 hour.  No
known changes on  internalNTPSERVER.  
When I  ntpdate gilbreth, the time sets correctly on  internalNTPSERVER.
However any internal AIX host that queries against  internalNTPSERVER
via ntpdate gets pushed off an hour.  xntpd has been recycled.  I have
verified the TZ thing in /etc/environment on the hosts.  
I'm looking for places to go look.  Thanks for your feedback... 
 
Steve 
 
========================================================================
Output from    ntpdate -d internalNTPSERVER  on a local host 
   server 10.179.97.14, port 123 
   stratum 3, precision -18, leap 00, trust 000 
   refid [128.46.103.93], delay 0.02609, dispersion 0.00000 
   transmitted 4, in filter 4 
   reference time:      c41bc8fc.5ef24000  Mon, Apr  5 2004  7:01:00.370
   originate timestamp: c41bc900.a26a2000  Mon, Apr  5 2004  7:01:04.634
   transmit timestamp:  c41bd710.4e32e000  Mon, Apr  5 2004  8:01:04.305
   filter delay:  0.02638  0.02609  0.02628  0.02614 
                  0.00000  0.00000  0.00000  0.00000 
   filter offset: -3599.67 -3599.67 -3599.67 -3599.67 
                  0.000000 0.000000 0.000000 0.000000 
   delay 0.02609, dispersion 0.00000 
   offset -3599.671421 
Output from    ntpdate -d internetNTPSERVER   on internalNTPSERVER 
   server 128.46.103.93, port 123 
   stratum 3, precision -16, leap 00, trust 000 
   refid [130.126.24.53], delay 0.04134, dispersion 0.00185 
   transmitted 4, in filter 4 
   reference time:      c41bca47.5970e000  Mon, Apr  5 2004  8:06:31.349
   originate timestamp: c41bcab4.1c2bd000  Mon, Apr  5 2004  8:08:20.110
   transmit timestamp:  c41bcab4.19fae000  Mon, Apr  5 2004  8:08:20.101
   filter delay:  0.04297  0.04259  0.06284  0.04134 
                  0.00000  0.00000  0.00000  0.00000 
   filter offset: -0.00042 -0.00068 -0.01076 0.000082 
                  0.000000 0.000000 0.000000 0.000000 
   delay 0.04134, dispersion 0.00185 
   offset 0.000082 
/etc/ntp.conf snip from internalNTPSERVER 
  server gilbreth.ecn.purdue.edu 
  driftfile /etc/ntp.drift 
  tracefile /etc/ntp.trace 


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