[ntp:questions] Re: ntp + ppskit + oncore M12+ - I'm getting closer! :)

Ulrich Windl Ulrich.Windl at RZ.Uni-Regensburg.DE
Wed Aug 27 11:35:07 UTC 2003


Still wondering: In your previous article the kernel flags did not
show that the kernel PLL is using the PPS info. I still don't know how
the Oncore driver handles PPS, but I might guess that your ntpd runs
without the additional blessings from PPS.

Regards,
Ulrich

Ryan <googlegroups at draziwDOTnet.net> writes:

> Many more hours of running - looks like my offset runs .020 to .035 most
> of the time.  Also looks like I'm off by ~4ms (?) vs some fairly solid
> S1 servers.  Any tips?  (Improving accuracy, and why I'm off so much
> from good servers? - and anything else to optimize without installing
> *bsd. ;)  )
> 
> Thanks,
> Ryan
> 
> ntpq -p
>      remote           refid      st t when poll reach   delay   offset
> jitter
> ==============================================================================
>  LOCAL(0)        LOCAL(0)        10 l   37   64  377    0.000    0.000
> 0.015
> *GPS_ONCORE(0)   .GPS.            0 l   15   16  377    0.000   -0.048
> 0.015
> -bb1-l0.snfc21.p tick.usno.navy.  2 u   20   64  377   35.293    4.196
> 0.526
> +time.nist.gov   .ACTS.           1 u   58   64  377   56.302    4.434
> 0.173
> +timekeeper.isi. .GPS.            1 u   59   64  377   26.242    4.438
> 0.433
> -tick.ucla.edu   .PSC.            1 u    5   64  367   28.422    4.985
> 0.312
> 
> .



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