Re: [ntp:questions] ntp-4.2.6p5 on Win 7 x64

2014-07-22 Thread David Taylor
On 22/07/2014 16:53, Nick wrote: [] ntp runs well on Mint 17 and the drift is reported to be -17ppm. ntp does not run well on Win 7 x64 and the drift is reported to be +493ppm. What makes ntpd think that the frequency error on Windows is +493? [] Any ideas chaps? Nick, I have seen (some tim

Re: [ntp:questions] ntp-4.2.6p5 on Win 7 x64

2014-07-22 Thread Charles Swiger
Hi-- On Jul 22, 2014, at 8:53 AM, Nick wrote: > The box is very lightly loaded. > > ntp runs well on Mint 17 and the drift is reported to be -17ppm. That seems to indicate that your hardware is sane and reasonable timekeeping works fine under some platforms. > ntp does not run well on Win 7 x6

Re: [ntp:questions] ntp-4.2.6p5 on Win 7 x64

2014-07-22 Thread Hans Jørgen Jakobsen
On Tue, 22 Jul 2014 10:53:52 -0500, Nick wrote: >> What have I missed? > ntp does not run well on Win 7 x64 and the drift is reported to be +493ppm. Thats on the edge! How much do the computer loose/gain when you do not do anything to adjust time? NTPD requres drift to be within +-500ppm. /hjj _

Re: [ntp:questions] ntp-4.2.6p5 on Win 7 x64

2014-07-22 Thread Nick
On Tue, 22 Jul 2014 10:53:52 -0500, Nick wrote: > The QPC execution time for 100 calls varies between 26ns and 37ns. (typo) ___ questions mailing list questions@lists.ntp.org http://lists.ntp.org/listinfo/questions

Re: [ntp:questions] ntp-4.2.6p5 on Win 7 x64

2014-07-22 Thread Nick
> What have I missed? Having read all the recent posts I have installed 4.2.7p450 binary from satsignal.eu to run with -M switch. Disabled the following drivers; - delta 44 soundcard - pe0fko Si570 - com0com Everything else looks standard; I'm using the on board Intel G31 graphics, and the dis

Re: [ntp:questions] ntp-4.2.6p5 on Win 7 x64

2014-07-22 Thread Joe Gwinn
In article <84lv9b-i5v@ubuntu-server-1.py.meinberg.de>, Martin Burnicki wrote: > Nick wrote: > > Brian > > > > thanks for your useful reply... > > > > On Fri, 18 Jul 2014 02:03:48 +, Brian Inglis wrote: > > > >> Windows is using the MM timer as its high precision time source, not PM > >>

Re: [ntp:questions] ntp-4.2.6p5 on Win 7 x64

2014-07-22 Thread Martin Burnicki
Rob wrote: Martin Burnicki wrote: Except what I've mentioned before I have had rare cases where the Windows timekeeping was generally broken due to some drivers. If I remember correctly then one case was a hard disk driver, and a some latency checker program was used to show that the driver ha