[ntp:hackers] Modern FreeBSD NTP Stratum 1 server?

Harlan Stenn stenn at ntp.org
Thu Dec 17 03:58:29 UTC 2015


Warner Losh writes:
> Ian Lepore recently committed a number of changes to make
> NTPd paced by serial port PPS work more reliably. You might
> want to give -current a shot...

Got a bug ID?  I don't remember anything about this.

H
--
> Warner
> 
> On Wed, Dec 16, 2015 at 12:37 PM, tglassey at earthlink.net <
> tglassey at earthlink.net> wrote:
> 
> > OK let me do an install and let you know tomorrow.
> >
> > I have my home GPSD reciever set up on freebsd with no issues there. I am
> > using the LEA6T based Synergy GPS system, and this PPS distribution amp for
> > splitting it up to harmonize a number of clocks.
> >
> > By the way - I have had kick-ass results in using the TAPR TADD-3 units
> > for PPS distribution. The cost is very reasonable. The kits assembly is a
> > pain but hey - get a magnifying glass and it can be done.
> >
> > Anyway, they (TADD-3's) for under 120 USD each will support 8 taps - 6ea
> > BNC and 2 ea DB9's. The units a split across two channels which by default
> > are ganged together but it can be split into a dual source model with each
> > source driving 3ea BNC's and 1ea of the DB-9's.
> >
> > Way cool for the money.  They come from Tucson Area Packet Radio. I
> > overbought on the kits so if anyone wants one let me know.
> >
> > Todd
> >
> >
> >
> > On 12/16/2015 11:48 AM, Terje Mathisen wrote:
> >
> >> tglassey at earthlink.net wrote:
> >>
> >>> Terje can you install GPSD as well - does it compile and link properly?
> >>> Does it load?
> >>>
> >>
> >> Yes, I did a ports installation of gpsd, accoding to it everything was
> >> fine except for no PPS signal.
> >>
> >>>
> >>> On 12/16/2015 05:59 AM, Terje Mathisen wrote:
> >>>
> >>>> I have been trying, unsuccessfully, for a couple of days now to replace
> >>>> my old S1 server (ntp1.tmsw.no) which was entered in the pool with an
> >>>> IPv6 address only:
> >>>>
> >>>> The new server was based on PC-BSD 10.1, then I downloaded all the
> >>>> ports and all the kernel source code in order to build a custom kernel.
> >>>>
> >>>> (I first tried to simply use kldload to load the PPS modulu which
> >>>> seemed to work but when configuring ntpd (latest ntp-dev code) it didn't
> >>>> seem like pps was located so the ntpd binary was built without PPS suppo
> rt.)
> >>>>
> >>>
> >>> Interesting - did a device entry appear in /dev for the install?
> >>>
> >>
> >> Yes, afair.
> >>
> >> Terje
> >>
> >>>
> >>>> Anyway, after the custom kernel was installed I did get one YES for pps
> >>>> during configure, but that didn't seem to be enough, because when I load
> >>>> ntpd I get messages in /var/log/messages stating that the ppsapi is
> >>>> unusable. :-(
> >>>>
> >>>> So my question to the list is: Does anyone have recent experience in
> >>>> making ntpd + pps work on FreeBSD?
> >>>>
> >>>> Terje
> >>>> PS. The reason I'm doing this is because the old server crashed, so I
> >>>> can't simply copy all the conf files from that one. :-(
> >>>>
> >>>>
> >>>
> >>
> >>
> > --
> > Regards,
> > Todd Glassey
> > Standard Confidentiality Provisions and Disclaimer Provisions apply;
> >
> > _______________________________________________
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> > hackers at lists.ntp.org
> > http://lists.ntp.org/listinfo/hackers
> >
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