In article <082899b024c30d459ba9acd1c5e581190242a...@msd9.msd.local>,
p.kenn...@fugro.com.au says...
>
> Hi
> Thanks for the feedback.
>
> It is served by the same pi on which ntp is running. No extra hardware
> required.
>
> I need to improve some of the descriptions, as they were somewhat
DaveB writes:
> I also found that the Pi would lock up and need a power cycle, if left
> running the default NTPD service for anything more than two or three
> days.
When you get time please file a bug report.
I've had one running Chrony for about a month. It's using Raspbian.
--
John Hasler
=fugro.com...@lists.ntp.org
To: questions@lists.ntp.org
Sent: Wed Aug 29 18:45:54 2012
Subject: Re: [ntp:questions] Have Pi, have GPS = low powered NTP server?
-Original Message-
From: questions-bounces+ron.hahn=fmr@lists.ntp.org
[mailto:questions-bounces+ron.hahn=fmr@lists.ntp.org] On
-Original Message-
From: questions-bounces+ron.hahn=fmr@lists.ntp.org
[mailto:questions-bounces+ron.hahn=fmr@lists.ntp.org] On Behalf Of DaveB
Sent: 29 August 2012 10:57
To: questions@lists.ntp.org
Subject: Re: [ntp:questions] Have Pi, have GPS = low powered NTP server?
In
In article <082899b024c30d459ba9acd1c5e58119042c7...@msd9.msd.local>,
p.kenn...@fugro.com.au says...
>
> Hi Dave,
> good feedback.
> I have had the pi running for several days now without a hitch. Due to
> my dynamic IP (pending a static ip), you can find the pi and associated
> ntp server at:
>
ds
pk
-Original Message-
From: questions-bounces+p.kennedy=fugro.com...@lists.ntp.org
[mailto:questions-bounces+p.kennedy=fugro.com...@lists.ntp.org] On
Behalf Of DaveB
Sent: Wednesday, 29 August 2012 4:32 PM
To: questions@lists.ntp.org
Subject: Re: [ntp:questions] Have Pi, have GPS
On 2012-08-25, pktr...@gmail.com wrote:
> I have my pi running on the web right now at http://121.221.94.250/
>
> I made a small web site to expose various parameters in realtime. Still
> waiting for my gps unit, but I am pretty happy with millisecond from live
> internet sources. PPS is next
On 2012-08-26, John Hasler wrote:
> pktrigg writes:
>
>> i opened port 123 for udp so it should work for you.
>
> It is showing up as stratum 0 so of course Chrony won't sync to it.
ntpdate does not like it either:
steve@stasis:~$ /usr/sbin/ntpdate -q 121.221.94.250
server 121.221.94.250, strat
pktrigg writes:
> i opened port 123 for udp so it should work for you.
It is showing up as stratum 0 so of course Chrony won't sync to it.
--
John Hasler
jhas...@newsguy.com
Dancing Horse Hill
Elmwood, WI USA
___
questions mailing list
questions@list
On Sunday, August 26, 2012 2:40:27 AM UTC+8, Chris Albertson wrote:
> On Sat, Aug 25, 2012 at 10:39 AM, John Hasler wrote:
>
>
>
> > pktrigg writes:
>
> > > I have my pi running on the web right now at http://121.221.94.250/
>
>
>
>
>
> Not the fastest server on the 'net but I was able to
On Sunday, August 26, 2012 1:39:58 AM UTC+8, John Hasler wrote:
> pktrigg writes:
>
> > I have my pi running on the web right now at http://121.221.94.250/
>
>
>
> Now make it available as a public server so that I can point my pi
>
> (which is running Chrony) at it :)
>
> --
>
> John Hasle
On Sat, Aug 25, 2012 at 10:39 AM, John Hasler wrote:
> pktrigg writes:
> > I have my pi running on the web right now at http://121.221.94.250/
Not the fastest server on the 'net but I was able to see the page
(eventually)
One trick for slow servers or slow links is to make the main page VERY t
pktrigg writes:
> I have my pi running on the web right now at http://121.221.94.250/
Now make it available as a public server so that I can point my pi
(which is running Chrony) at it :)
--
John Hasler
jhas...@newsguy.com
Dancing Horse Hill
Elmwood, WI USA
_
Hi,
I have my pi running on the web right now at http://121.221.94.250/
I made a small web site to expose various parameters in realtime. Still
waiting for my gps unit, but I am pretty happy with millisecond from live
internet sources. PPS is next.
The website needs a little more polish, but t
On 06/08/2012 23:35, bealevi...@gmail.com wrote:
In case of interest, I got NTP with PPS from a GPS receiver running on the Raspberry Pi.
My peak error (looking at the kernel's PPS timestamps) went from about +/- 2 msec using
remote NTP servers, to about 60 usec with PPS enabled (limited by va
In case of interest, I got NTP with PPS from a GPS receiver running on the
Raspberry Pi. My peak error (looking at the kernel's PPS timestamps) went from
about +/- 2 msec using remote NTP servers, to about 60 usec with PPS enabled
(limited by variability in the R-Pi's interrupt latency.) Using
BlackLists wrote:
>>> On 6/11/2012 4:33 AM, DaveB wrote:
version="ntpd 4.2.6p2@1.2194-o Sun Oct 17 13:24:55 UTC 2010 (1)"
IIRC the change related to "restrict source" happened some time in 4.2.6,
(a few years ago) although I though later than p2 ?
> It looks like you are not getting res
DaveB wrote:
> BlackList
>> ntpq -n -c "lpe" -c "las" -c "rv &0" -c "rv &1" -c "rv &2" -c "rv &3" -c "rv
>> &4"
> OK. But you're going to have to unwrap the long lines manually.
> ...
> ***Association value `&0' invalid/undecodable
Try that with no ampersand on the zero:
ntpq -n -c "rv 0"
On Mon, Jun 11, 2012 at 11:33 AM, DaveB wrote:
> As requested..
>
> pi@raspberrypi:~$ ntpq -c "rv 0 version precision"
> version="ntpd 4.2.6p2@1.2194-o Sun Oct 17 13:24:55 UTC 2010 (1)"
>
> That's all the output it gave.
Odd. You might try ntpq -c "rv 0 precision", and if that produces no
output,
In article <4fd12f6f.3020...@oracle.com>, brian.utterb...@oracle.com
says...
> ntpq -n -c lpe -c las -c "rv &0" -c "mrv &1 &9"
>
And that gives..
pi@raspberrypi:~$ ntpq -n -c lpe -c las -c "rv &0" -c "mrv &1 &9"
remote refid st t when poll reach delay offset
jitter
In article , Null@BlackList.Anitech-
Systems.invalid says...
> ntpq -n -c "lpe" -c "las" -c "rv &0" -c "rv &1" -c "rv &2" -c "rv &3" -c "rv
> &4"
>
OK. But you're going to have to unwrap the long lines manually.
pi@raspberrypi:~$ ntpq -n -c "lpe" -c "las" -c "rv &0" -c "rv &1" -c "rv
&2"
In article
,
h...@ntp.org says...
>
> On Thu, Jun 7, 2012 at 10:30 AM, DaveB wrote:
> > pi@raspberrypi:~$ ntpq -p
> > remote refid st t when poll reach delay offset jitter
> >
> > *192.168.42.24 .GPS.
On 6/7/2012 11:24 PM, E-Mail Sent to this address will be added to the
BlackLists wrote:
On 6/7/2012 3:47 PM, Brian Utterback wrote:
BlackLists wrote:
Try something like: ntpq -n -c "lpe" -c "las" -c "rv&0" -c "rv&1" -c
"rv&2" -c "rv&3" -c "rv&4" The easily readable parts, and the flash
code mi
On 6/7/2012 3:47 PM, Brian Utterback wrote:
> BlackLists wrote:
>> Try something like: ntpq -n -c "lpe" -c "las" -c "rv &0" -c "rv &1" -c
>> "rv &2" -c "rv &3" -c "rv &4" The easily readable parts, and the flash
>> code might give you more insight.
>
> Actually, you can do this a little more effici
On Fri, Jun 8, 2012 at 12:17 AM, Brian Utterback
wrote:
> On 6/7/2012 7:35 PM, Dave Hart wrote:
>>
>> On Thu, Jun 7, 2012 at 10:47 PM, Brian Utterback
>> wrote:
>>>
>>> (Some day it would be nice if "mrv&0&9" worked the way you expected, but
>>>
>>> would you believe "rv 0" and "rv anything-else
On 6/7/2012 7:35 PM, Dave Hart wrote:
On Thu, Jun 7, 2012 at 10:47 PM, Brian Utterback
wrote:
(Some day it would be nice if "mrv&0&9" worked the way you expected, but
would you believe "rv 0" and "rv anything-else" call entirely different
functions? )
"rv 0" means system variables.
"rv&0" is
On Thu, Jun 7, 2012 at 10:47 PM, Brian Utterback
wrote:
> (Some day it would be nice if "mrv &0 &9" worked the way you expected, but
> would you believe "rv 0" and "rv anything-else" call entirely different
> functions? )
"rv 0" means system variables.
"rv &0" is not defined -- ampersand shortha
On 6/7/2012 2:24 PM, E-Mail Sent to this address will be added to the
BlackLists wrote:
Try something like: ntpq -n -c "lpe" -c "las" -c "rv &0" -c "rv &1" -c
"rv &2" -c "rv &3" -c "rv &4" The easily readable parts, and the flash
code might give you more insight.
Actually, you can do this a l
DaveB wrote:
>> pi@raspberrypi:~$ ntpq -p
>> remote refid st t when poll reach delay offset jitter
>>
>> *ntp.websters-co 193.67.79.202 2 u 11 128 377 37.918 -7.068 20.879
>> +ns1.luns.net.uk 33.117.17
On Thu, Jun 7, 2012 at 10:30 AM, DaveB wrote:
> pi@raspberrypi:~$ ntpq -p
> remote refid st t when poll reach delay offset jitter
>
> *192.168.42.24 .GPS. 1 u 362 1024 377 0.563 0.669 0.284
In article ,
s...@goes.nowhere.com says...
>
> Hi.
>
> From the title, you might (maybe) guess this is about the Raspberry Pi,
> and NTP.
>
> pi@raspberrypi:~$ ntpq -p
> remote refid st t when poll reach delay offset jitter
> =
Actually, someone else wrote what you quoted. I think they were quoting me.
Anyway, that link you provided is a really cool site.
Sincerely,
Ron
Uwe Klein wrote:
>Ron Frazier (NTP) wrote:
>> This is found within dmesg's output, after boot...
>>
>> Serial: AMBA PL011 UART driver
>> dev:f1:
Uwe Klein wrote:
>Ron Frazier (NTP) wrote:
>
>> Sent from my Android Acer A500 tablet with bluetooth keyboard and K-9
>Mail.
>The dog ate my eMail ;-)
Hi Uwe,
Yup. This dog is pretty clever. Best email I've found for Android. I can
even send from different identities, which I have to for
Ron Frazier (NTP) wrote:
This is found within dmesg's output, after boot...
Serial: AMBA PL011 UART driver
dev:f1: ttyAMA0 at MMIO 0x20201000 (irq = 83) is a PL011 rev3
console [ttyAMA0] enabled
apropos AMBA PL011 UART :
http://infocenter.arm.com/help/index.jsp?topic=/com.arm.doc.ddi0183g/I107
Ron Frazier (NTP) wrote:
Sent from my Android Acer A500 tablet with bluetooth keyboard and K-9 Mail.
The dog ate my eMail ;-)
(PS - If you email me and don't get a quick response, don't be concerned. I get
about 300 emails
per day from alternate energy mailing lists and such.
set up filters
David J Taylor wrote:
A small box like that would make a nice NTP server if it can be done.
The only (very small) contribution I can make is that for some time I
ran NTP with GPS on a Pentium 133 MHz with 48 MB of memory using
FreeBSD, so you CPU-grunt is at least adequate. Rebuilding the kernel
Hi Dave,
I cannot speak to using the PI specifically. I have been experimenting with GPS
+ NTP quite a bit and now have a cross platform, Windows and Linux, stratum 1
(non public) time server running on my LAN. Depending on your requirements, you
may not need PPS through the UART. I have succes
Hi Dave,
I can't speak to using the PI specifically. However, I have been experimenting
with NTP + GPS a good bit, and now have a cross platform, Windows and Linux,
(non public) stratum 1 server running on my LAN. Depending on your
requirements, you may not need PPS through the UART. I have suc
On Wed, 30 May 2012 14:15:27 +0100, David J Taylor wrote:
>
> [Although the two jitters of 180 milliseconds in your ntpq -p billboard is
> not encouraging!]
>
>
According to http://www.raspberrypi.org/faqs
"The Ethernet is driven via USB 2.0, so the upstream bandwidth would not
support Gigabit."
T
Hi.
From the title, you might (maybe) guess this is about the Raspberry Pi,
and NTP.
I've only had the thing a few days, but been experimenting (playing)
with the default NTP behaviour as seen with ntpq -p on the command line.
[]
It's said, that the RasPi, has about the same cpu "grunt" as a 3
Hi.
>From the title, you might (maybe) guess this is about the Raspberry Pi,
and NTP.
I've only had the thing a few days, but been experimenting (playing)
with the default NTP behaviour as seen with ntpq -p on the command line.
The Fedora remix distro' is a bit of a disaster, unless I've scre
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