Ron Frazier (NTP) timekeepingntpl...@c3energy.com wrote in message
news:4f582243.10...@c3energy.com...
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At first I was confused and thought he was ms off. However, if he's
within 34 us, that's pretty good. Sounds like his board is working OK,
but could possibly be a bit better. If he were
unruh un...@invalid.ca wrote in message
news:VxP5r.41044$np3.19...@newsfe05.iad...
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I presume (.exe) that this is a windows program. Not too useful for
those that use Linux or BSD unfortunately, or have you ported it?
The source is provided.
David
unruh un...@invalid.ca wrote in message
news:IQN5r.8981$x%7.7...@newsfe01.iad...
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Trying to figure out the exact format of commands to send to accomplish
something is not play. It is an exercise in futility. commands have
very very specific syntax, and discovering that syntax and what any
Chris Albertson albertson.ch...@gmail.com wrote in message
news:CABbxVHuTF=J_oCmDFfVM-
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It _is_ fair to blame Sure Electronic. They selected the chip. If
they selected one with poor documentation it's them who did that.
They could have picked some other chip with better docs.
If you want
Ron Frazier (NTP) timekeepingntpl...@c3energy.com wrote in message
news:4f57cc17.3020...@c3energy.com...
[]
I have an adapter based on the Prolific chipset which is supposed to
pass the handshaking signals. It's the Trendnet TU-S9. I'm going to
try that, but I'll certainly keep the one you
unruh wrote:
On 2012-03-07, Terje Mathisenterje.mathisen at tmsw.no wrote:
unruh wrote:
While it is true that the device does work out of the box, one might
want to change things, and for that a manual is crucial.
Helpful, certainly, but not crucial. You can just the program kindly
On Thu, Mar 8, 2012 at 08:17, David J Taylor
david-tay...@blueyonder.co.uk.invalid wrote:
Dave, perhaps you could clarify one thing on Windows about the user-mode PPS
timestamping. When you say serial I/O layer, my understanding is that
this /would/ include virtual COM port devices such as
Dave Hart h...@ntp.org wrote in message
news:cambsiydtftww+jov8xpsszpfzx9+wwgckvj5c5au5ntjcn0...@mail.gmail.com...
On Thu, Mar 8, 2012 at 08:17, David J Taylor
david-tay...@blueyonder.co.uk.invalid wrote:
Dave, perhaps you could clarify one thing on Windows about the
user-mode PPS
timestamping.
Alby VA wrote:
David
Does this mean there is something I need to tweek to get
my offsets lower? Could the delays from the remote NTP
servers be my issue?
I don't know if that's the case. I setup my two servers
to use the nearest ntp servers that didn't share the same
sources. There are
Ron Frazier (NTP) wrote:
On 3/7/2012 11:59 AM, David Lord wrote:
Alby VA wrote:
On Mar 7, 10:59 am, David Lord sn...@lordynet.org wrote:
Alby VA wrote:
I'm looking to get a little feedback on if the following output of my
Sure GPS / FreeBSD
setup looks like its running smoothly and keeping
On 3/8/2012 6:54 AM, David Lord wrote:
Ron Frazier (NTP) wrote:
On 3/7/2012 11:59 AM, David Lord wrote:
Alby VA wrote:
On Mar 7, 10:59 am, David Lord sn...@lordynet.org wrote:
Alby VA wrote:
I'm looking to get a little feedback on if the following output
of my
Sure GPS / FreeBSD
setup
Ron Frazier (NTP) wrote:
On 3/7/2012 7:10 PM, David Lord wrote:
Ron Frazier (NTP) wrote:
I'm a little confused. Are you currently getting offsets in the 10's
of milliseconds range or in the 10's of microseconds range. Also,
how are you measuring offset from UTC, as opposed to offset from
I just recently turned on peerstats collection. Then, I went to the
Meinburg server monitor statistics screen and graphed the peerstats
file. However, I don't know what the graph means. What does a graph of
offset and frequency mean when the source is a peerstats file,
particularly if there
On Thu, Mar 08, 2012 at 01:10:02PM +0100, Marco Marongiu wrote:
But when I graph the time log (see the log target in the makefile), I
don't see the leap second kicking in. Based on Mills' The NTP Timescale
and Leap Seconds[1], when the leap second kicks in, I'd expect two
consecutive date
On Thu, Mar 08, 2012 at 02:28:07PM +0100, Miroslav Lichvar wrote:
In a clknetsim simulation with ntp-4.2.6p5 I can see the clock is
correctly stepped by 1.0 second. Here is the ntpd log (in UTC+2
timezone):
http://pastebin.com/ZRi6qv8E
In another simulation set to start 15 seconds before
My system with Sure GPS and PPS :
identmeanrmsmax
127.127.22.20.000 0.004 0.030
The 30 usec offsets are during the morning at time the
system logs are created and rotated.
I'll try to insulate the xtal when I next have to move
the pc but I don't know that the blips in
Ron Frazier (NTP) wrote:
Based on the aforementioned web page, it looks like the possible
validity fields are as follows:
GPRMC sentence - POS_STAT
GPGLL sentence - POS_STAT
GPGGA sentence - FIX_MODE
GPZDA sentence - none, as you observed
GPZDG sentence - V or maybe signal strength
I
On 2012-03-08, David J Taylor david-tay...@blueyonder.co.uk.invalid wrote:
Chris Albertson albertson.ch...@gmail.com wrote in message
news:CABbxVHuTF=J_oCmDFfVM-
[]
It _is_ fair to blame Sure Electronic. They selected the chip. If
they selected one with poor documentation it's them who did
On 2012-03-08, Ron Frazier (NTP) timekeepingntpl...@c3energy.com wrote:
On 3/7/2012 7:10 PM, David Lord wrote:
Ron Frazier (NTP) wrote:
I'm a little confused. Are you currently getting offsets in the 10's
of milliseconds range or in the 10's of microseconds range. Also,
how are you
Ron Frazier (NTP) timekeepingntpl...@c3energy.com wrote in message
news:4f58b4fc.4060...@c3energy.com...
[]
On the Status tab, that's where it displays all the offsets, similar to
the ntpq -p command. I don't know how it gets this data. On the
Statistics screen, if you select the directory
On 2012-03-08, A C agcarver+...@acarver.net wrote:
On 3/7/2012 15:38, unruh wrote:
On 2012-03-07, A Cagcarver+...@acarver.net wrote:
On 3/6/2012 20:34, Dave Hart wrote:
On Wed, Mar 7, 2012 at 01:32,Null@blacklist.anitech-systems.invalid
wrote:
Dave Hart wrote:
A
Hi David,
I would look at the file, but I'm running Windows at the moment, and I
can't figure out how to extract a .tar.gz file from here. Can you email
me the C file? I have about 15 things going on with the PC right now
and I don't want to reboot into Linux. I could possibly do that
Ron Frazier (NTP) timekeepingntpl...@c3energy.com wrote in message
news:4f58dfb2.3060...@c3energy.com...
Hi David,
I would look at the file, but I'm running Windows at the moment, and I
can't figure out how to extract a .tar.gz file from here. Can you email
me the C file? I have about 15
Ron Frazier (NTP) timekeepingntpl...@c3energy.com wrote in message
news:4f58adc8.2000...@c3energy.com...
I just recently turned on peerstats collection. Then, I went to the
Meinburg server monitor statistics screen and graphed the peerstats
file. However, I don't know what the graph means.
On 3/8/2012 12:06 PM, David J Taylor wrote:
Ron Frazier (NTP) timekeepingntpl...@c3energy.com wrote in message
news:4f58adc8.2000...@c3energy.com...
I just recently turned on peerstats collection. Then, I went to the
Meinburg server monitor statistics screen and graphed the peerstats
file.
On 3/8/2012 11:58 AM, David J Taylor wrote:
Ron Frazier (NTP) timekeepingntpl...@c3energy.com wrote in message
news:4f58dfb2.3060...@c3energy.com...
Hi David,
I would look at the file, but I'm running Windows at the moment, and
I can't figure out how to extract a .tar.gz file from here. Can
Ron Frazier (NTP) timekeepingntpl...@c3energy.com wrote in message
news:4f58eec2.2070...@c3energy.com...
[]
Double click on a peerstats file that's in the same directory. It will
produce a graph. I'm just not totally sure what it means.
Sincerely,
Ron
It means nothing. The program deals
On 3/8/2012 1:42 PM, David J Taylor wrote:
Ron Frazier (NTP) timekeepingntpl...@c3energy.com wrote in message
news:4f58eec2.2070...@c3energy.com...
[]
Double click on a peerstats file that's in the same directory. It
will produce a graph. I'm just not totally sure what it means.
Sincerely,
Ron Frazier (NTP) wrote:
It occurred to me that BSD (which I know nothing
about, but am assuming it's a linux like system)
Its the other way around, Linux is Unix-like;
Unix in general predates Linux but something like 22 years;
BSD predates Linux, by something like 14 years.
--
E-Mail
could use
some batch commands like this to manipulate the file.
This command will remove all references to my local clock and put what's
left in peerstats.remote. Feed this file to Meinburg to graph the
offsets of every remote server, all together, over time.
type peerstats.20120308 | find /v
I wouldn't say it means nothing. It appears to be going through every
line in the log file and graphing the offset from each server from my
system clock as time goes by. That could have some value. It lets me
know how far out I am from the internet servers over time. Many lines
in the
On Mon, 05 Mar 2012 20:18:31 +, unruh wrote:
The problem is that parallel ports are far rarer than serial ports these
days, and even rarer than usb ports. And you would then have to get the
output of that counter into the computer. A bit more than $100 for the
whole thing I suspect.
On 3/8/2012 9:51 AM, David Lord wrote:
Ron Frazier (NTP) wrote:
Based on the aforementioned web page, it looks like the possible
validity fields are as follows:
GPRMC sentence - POS_STAT
GPGLL sentence - POS_STAT
GPGGA sentence - FIX_MODE
GPZDA sentence - none, as you observed
GPZDG
Bruce Lilly wrote:
On Mon, 05 Mar 2012 20:18:31 +, unruh wrote:
The problem is that parallel ports are far rarer than serial ports these
days, and even rarer than usb ports. And you would then have to get the
output of that counter into the computer. A bit more than $100 for the
whole
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