[ntp:questions] peers with high offset on Intel Quad Core running Windows 2003
Jimmy ntp
jimmy.ntp at gmail.com
Fri Aug 15 13:53:48 UTC 2008
Hi,
I'm consistently seeing offsets between +- 6 ms on my Windows servers.
For the same hardware running Linux, NTP behaves great (+- 500 us offset)
but on Windows it is bad. Also the same version of Windows on AMD procs is
behaves great.
Hardware:
HP ProLiant DL360 G5
* 2 Quad-Core Intel(R) Xeon(R) Processor E5450
* 8 GB of memory
Software:
* Windows 2003
* ntp-4.2.0a
Here is ntp.conf:
========================
server 192.168.10.5 burst iburst minpoll 4 maxpoll 6
server 192.168.10.6 burst iburst minpoll 4 maxpoll 6
server 10.10.10.10 burst iburst minpoll 4 maxpoll 6
server 10.10.10.11 burst iburst minpoll 4 maxpoll 6
server 10.10.10.12 burst iburst minpoll 4 maxpoll 6
server 10.10.10.13 burst iburst minpoll 4 maxpoll 6
server 10.10.10.14 burst iburst minpoll 4 maxpoll 6
server 10.10.10.15 burst iburst minpoll 4 maxpoll 6
========================
% ntpq -np
remote refid st t when poll reach delay offset
jitter
==============================================================================
*192.168.10.5 .GPS. 1 u 44 64 377 0.905 -4.274
0.656
+192.168.10.6 .CDMA. 1 u 1 64 377 18.731 -6.324
1.915
+10.10.10.10 192.168.10.5 2 u 29 64 377 0.399 -5.357
0.535
-10.10.10.11 192.168.10.5 2 u 4 64 377 0.352 -6.036
0.175
-10.10.10.12 192.168.10.5 2 u 34 64 377 0.397 -5.200
0.642
-10.10.10.13 192.168.10.5 2 u 1 64 377 0.498 -5.910
1.410
-10.10.10.14 192.168.10.5 2 u 2 64 377 0.376 -6.069
1.450
-10.10.10.15 192.168.10.5 2 u 1 64 377 0.335 -5.132
1.465
Have any one seen this issue? Any advice? Thanks in advance.
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