[ntp:questions] Polling interval in FreeBSD vs. Windows

Dave Hart davehart at gmail.com
Tue Jan 18 01:16:57 UTC 2011


On Sun, Jan 16, 2011 at 22:34 UTC, Edward T. Mischanko
<etm1962 at hotmail.com> wrote:
> Why in ...4.2.7p116 is it that I can set minpoll to 3 and poll every 8
> seconds in Windows, but when I try the same thing for my referrence clock in
> FreeBSD, it will poll no sooner than 16 seconds.

On Mon, Jan 17, 2011 at 00:47 UTC, Edward T. Mischanko
<etm1962 at hotmail.com> wrote:
> I am running the same version of ntpd on both boxes.

I can not reproduce your results:


hart at psp-fb2> fgrep 'minpoll 3' /etc/ntp.conf
server 127.127.8.0 minpoll 3 mode 7 noselect
hart at psp-fb2> ntpq -crv -p
associd=0 status=0018 leap_none, sync_unspec, 1 event, no_sys_peer,
version="ntpd 4.2.7p118 at 1.2449-o Tue Jan 18 01:07:14 UTC 2011 (1)",
processor="i386", system="FreeBSD/6.4-STABLE", leap=00, stratum=3,
precision=-19, rootdelay=1.019, rootdisp=950.713, refid=149.20.68.27,
reftime=d0df67eb.04b05ebb  Tue, Jan 18 2011  1:14:19.018,
clock=d0df6822.45ee9a50  Tue, Jan 18 2011  1:15:14.273, peer=0, tc=6,
mintc=3, offset=0.726, frequency=80.705, sys_jitter=0.576,
clk_jitter=0.257
     remote           refid      st t when poll reach   delay   offset  jitter
===============================================
 GENERIC(0)      .GPS.            0 l    5    8  377    0.000  -22.304   4.303
[...]

Perhaps someone else can give it a try, or you could verify your
results with minpoll 3 on FreeBSD.

Cheers,
Dave Hart



More information about the questions mailing list