On Sun 15 Mar 2020 at 12:33:30 (+), G.W. Haywood wrote:
> On Sun, 15 Mar 2020, Gene Heskett wrote:
>
> > ... What I wanted was to sync to the debian servers with this
> > machine, and then let it broadcast to the rest of the local network,
>
> Some observations about ntpd and NTP in general:
On Sunday 15 March 2020 10:07:42 Tixy wrote:
> On Sun, 2020-03-15 at 08:37 -0500, John Hasler wrote:
> > BTW for controlling gadgets and machines I think that boards such as
> > the Pyboard, the Teensies (Sparkfun) and the Feathers (Adafruit) may
> > be much more suitable than the Pi. These board
On Sunday 15 March 2020 09:55:56 deloptes wrote:
> Gene Heskett wrote:
> > Greetings all;
> >
> > In an attempt to reduce the load on my time servers and to mitigate
> > the jumps in system time that can play heck with timing errors of a
> > running LinuxCNc session, I have installed an ntp client
On Sunday 15 March 2020 08:33:30 G.W. Haywood wrote:
> Hi there,
>
> On Sun, 15 Mar 2020, Gene Heskett wrote:
> > ... What I wanted was to sync to the debian servers with this
> > machine, and then let it broadcast to the rest of the local network,
>
> Some observations about ntpd and NTP in gener
On Sunday 15 March 2020 07:38:19 John Hasler wrote:
> Install Chrony.
No need to a/o as an hour or so ago ntp finally achieved a lock.
oot@rpi4:~# /etc/init.d/ntp status
● ntp.service - Network Time Service
Loaded: loaded (/lib/systemd/system/ntp.service; enabled; vendor preset:
enabled)
Tixy writes:
> Sounds sensible, however I believe Gene needs graphics as well for the
> CNC software's GUI; at least from what I've gathered over the years of
> him trying to get realtime kernels working on the Pi as well as
> propriety graphics. Personally, I've always though such a design
> archi
On Sun, 2020-03-15 at 08:37 -0500, John Hasler wrote:
> BTW for controlling gadgets and machines I think that boards such as the
> Pyboard, the Teensies (Sparkfun) and the Feathers (Adafruit) may be much
> more suitable than the Pi. These boards have control/DSP oriented
> processors and lots of I
Gene Heskett wrote:
> Greetings all;
>
> In an attempt to reduce the load on my time servers and to mitigate the
> jumps in system time that can play heck with timing errors of a running
> LinuxCNc session, I have installed an ntp client on a raspbian buster,
> and I think I have told it to liste
G.W. Haywood writes:
> 1. Unless you're running a time laboratory, don't use ntpd. Use
> chrony. In my experience it's much more forgiving, easier to
> configure and does the job it needs to do for those of us who are
> happy with accuracies in the order of a couple of milliseconds.
Actually Chr
Hi there,
On Sun, 15 Mar 2020, Gene Heskett wrote:
... What I wanted was to sync to the debian servers with this
machine, and then let it broadcast to the rest of the local network,
Some observations about ntpd and NTP in general:
1. Unless you're running a time laboratory, don't use ntpd.
Install Chrony.
--
John Hasler
jhas...@newsguy.com
Elmwood, WI USA
On Sb, 14 mar 20, 23:03:45, David Wright wrote:
>
> Is this something to do with the Pi not having a hardware clock?
> IOW when it boots up, it doesn't have a clue what time it is.
>
> I've read that you should run ntpd -g -q on the Pi, having
> first stopped its daemon/service (according to
On Sb, 14 mar 20, 21:39:36, David Christensen wrote:
>
> Have you tried installing ntpdate on the problem machine and rebooting?
As per its package description 'ntpdate' is deprecated.
Kind regards,
Andrei
--
http://wiki.debian.org/FAQsFromDebianUser
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On 2020-03-14 22:57, Gene Heskett wrote:
On Sunday 15 March 2020 00:39:36 David Christensen wrote:
On 2020-03-14 18:49, Gene Heskett wrote:
I have installed an ntp client on a raspbian buster,
not synching.
Have you tried installing ntpdate on the problem machine and
rebooting?
rebo
On Sunday 15 March 2020 00:39:36 David Christensen wrote:
> On 2020-03-14 18:49, Gene Heskett wrote:
> > Greetings all;
> >
> > In an attempt to reduce the load on my time servers and to mitigate
> > the jumps in system time that can play heck with timing errors of a
> > running LinuxCNc session,
On Sunday 15 March 2020 00:39:36 David Christensen wrote:
> On 2020-03-14 18:49, Gene Heskett wrote:
> > Greetings all;
> >
> > In an attempt to reduce the load on my time servers and to mitigate
> > the jumps in system time that can play heck with timing errors of a
> > running LinuxCNc session,
On Sunday 15 March 2020 00:03:45 David Wright wrote:
> ntpd -g -q
That gets me this and I don't think it will return:
pi@rpi4:/var/log/ntpstats $ sudo ntpd -g -q
15 Mar 01:31:43 ntpd[19606]: ntpd 4.2.8p12@1.3728-o (1): Starting
15 Mar 01:31:43 ntpd[19606]: Command line: ntpd -g -q
15 Mar 01:31:43
On Saturday 14 March 2020 22:11:29 Andy Smith wrote:
> Hi,
>
> On Sat, Mar 14, 2020 at 09:49:43PM -0400, Gene Heskett wrote:
> > In an attempt to reduce the load on my time servers
>
> Is this an actual problem you have observed? I ask because there is
> very little that an individual can do to ca
On 2020-03-14 18:49, Gene Heskett wrote:
Greetings all;
In an attempt to reduce the load on my time servers and to mitigate the
jumps in system time that can play heck with timing errors of a running
LinuxCNc session, I have installed an ntp client on a raspbian buster,
and I think I have told i
On Sat 14 Mar 2020 at 21:49:43 (-0400), Gene Heskett wrote:
>
> In an attempt to reduce the load on my time servers and to mitigate the
> jumps in system time that can play heck with timing errors of a running
> LinuxCNc session, I have installed an ntp client on a raspbian buster,
> and I thin
Hi,
On Sat, Mar 14, 2020 at 09:49:43PM -0400, Gene Heskett wrote:
> In an attempt to reduce the load on my time servers
Is this an actual problem you have observed? I ask because there is
very little that an individual can do to cause noticeable load on a
time server. You would have to have many
Greetings all;
In an attempt to reduce the load on my time servers and to mitigate the
jumps in system time that can play heck with timing errors of a running
LinuxCNc session, I have installed an ntp client on a raspbian buster,
and I think I have told it to listen to iburst from this machine.
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