Re: [ntp:questions] ANN: UK GPS jamming exercises 10-21 July 2011

2011-03-18 Thread weeny
On Mar 18, 12:57 am, David J Taylor david- tay...@blueyonder.co.uk.invalid wrote: Folks, I have received the following announcement: ___ The MoD has informed Ofcom of the following GPS jamming exercise: Dates: Jamming will be conducted on a

Re: [ntp:questions] new driver development

2011-03-18 Thread Terje Mathisen
Bruce Lilly wrote: 4. Assuming specific sizes for an integer is a really bad idea... (64 bits making up the) clockTimeStamp* and receiveTimeStamp* fields Bruce, I tend to agree with your wish for totally separate drivers, but it is a fact of live around here that it is far, far simpler to get

Re: [ntp:questions] 64-bit serialpps.sys despite unsigned?

2011-03-18 Thread David J Taylor
Which apparently allows ongoing, hands-off use of unsigned drivers after initial setup. I am curious to hear from anyone who tries it with serialpps.sys and ntpd on Windows. Cheers, Dave Hart Folks, This is now written up here - comments and corrections warmly invited:

Re: [ntp:questions] new driver development

2011-03-18 Thread Martin Burnicki
Terje Mathisen terje.mathisen at tmsw.no wrote: Bruce Lilly wrote: 4. Assuming specific sizes for an integer is a really bad idea... (64 bits making up the) clockTimeStamp* and receiveTimeStamp* fields Bruce, I tend to agree with your wish for totally separate drivers, but it is a fact of

[ntp:questions] ANN: UK - GPS jamming - 2 May 2011

2011-03-18 Thread David J Taylor
Coming thick and fast! _ The MoD has informed Ofcom of the following GPS jamming exercise: Dates: 19 - 26 May 2011. Times: limited periods between 0700z 19 May to 100z 2 May 2011. Location: The ground based radar jamming events will

Re: [ntp:questions] new driver development

2011-03-18 Thread Dave Hart
On Fri, Mar 18, 2011 at 09:16 UTC, Martin Burnicki martin.burni...@meinberg.de wrote: I'm not familiar with POSIX SHM details, but from the point of view from SHM feeders (like gpsd) it would also be easier to say you can use this with ntpd's driver 41 than to say you can use this with driver

Re: [ntp:questions] once 'ntpd' stops, does the drift file value continue to get used for clock adjustments?

2011-03-18 Thread Dave Hart
On Fri, Mar 18, 2011 at 8:38 AM, Martin Burnicki martin.burni...@meinberg.de wrote: David Woolley wrote: Windows will probably retain the last correction, but this may include a   high frequency component. AFAIK the Windows port of ntpd restores the standard tick value when it terminates, so

Re: [ntp:questions] new driver development

2011-03-18 Thread Rob
Dave Hart daveh...@gmail.com wrote: On Fri, Mar 18, 2011 at 09:16 UTC, Martin Burnicki martin.burni...@meinberg.de wrote: I'm not familiar with POSIX SHM details, but from the point of view from SHM feeders (like gpsd) it would also be easier to say you can use this with ntpd's driver 41 than

Re: [ntp:questions] new driver development

2011-03-18 Thread Dave Hart
On Fri, Mar 18, 2011 at 3:30 PM, Rob wrote: How is the ntp.conf file parsed and the driver initialized in ntpd? Is the value of a fudge flag even available at the moment a driver is initialized? The entire file is parsed for syntax and translated into a machine representation before any of it

Re: [ntp:questions] Result of Earth Quake speeds up earth?

2011-03-18 Thread Steve Allen
On Mar 15, 1:51 am, Chris H n...@archnetnz.com wrote: I hear in the Media that the earth quake sped the rotation of the earth up.. Can anyone confirm this? Take a look at the annual variation in Length of Day and Pole Position in these plots http://hpiers.obspm.fr/ Any effect from the

[ntp:questions] ntptime error

2011-03-18 Thread Edward T. Mischanko
ntp# ntptime ntp_gettime() returns code 5 (ERROR) time d12e2683.b9944a60 Fri, Mar 18 2011 18:44:19.724, (.724919741), maximum error 672 us, estimated error 5 us, TAI offset 0 ntp_adjtime() returns code 5 (ERROR) modes 0x0 (), offset -26.113 us, frequency 6.447 ppm, interval 1 s, maximum

Re: [ntp:questions] ntptime error

2011-03-18 Thread Steve Kostecke
On 2011-03-18, Edward T. Mischanko etm1...@hotmail.com wrote: ntp# ntptime ntp_gettime() returns code 5 (ERROR) time d12e2683.b9944a60 Fri, Mar 18 2011 18:44:19.724, (.724919741), maximum error 672 us, estimated error 5 us, TAI offset 0 ntp_adjtime() returns code 5 (ERROR) modes 0x0