Re: [ntp:questions] NTP offset doesn't change.

2015-02-14 Thread William Unruh
On 2015-02-15, David Lord sn...@lordynet.org wrote: William Unruh wrote: On 2015-02-14, Paul tik-...@bodosom.net wrote: On Sat, Feb 14, 2015 at 2:09 PM, William Unruh un...@invalid.ca wrote: Yes but you said This means that if you are using say a PPS source, which gives microsecond long

Re: [ntp:questions] NTP offset doesn't change.

2015-02-14 Thread Paul
On Fri, Feb 13, 2015 at 8:48 PM, William Unruh un...@invalid.ca wrote: I had a properly set up PPS source to do the comparison. As did I. Ooops, I see that the text/plain part of the message was damaged. I was quoting you saying: I had a properly set up PPS source and my response was we

Re: [ntp:questions] NTP offset doesn't change.

2015-02-14 Thread William Unruh
On 2015-02-14, Paul tik-...@bodosom.net wrote: On Fri, Feb 13, 2015 at 8:48 PM, William Unruh un...@invalid.ca wrote: However you've not responded to my question regarding your deep concerns. For years you've complained about the ntpd pll and on occasion suggested chrony. Now a replacement

Re: [ntp:questions] NTP offset doesn't change.

2015-02-14 Thread Paul
On Sat, Feb 14, 2015 at 2:09 PM, William Unruh un...@invalid.ca wrote: Because ntpd is what I know. Except you've admitted you don't know NTPd. If you are saying that this is all up in the air again with the new replacement, that would be great. But I have seen no evidence thereof in

Re: [ntp:questions] NTP offset doesn't change.

2015-02-14 Thread William Unruh
On 2015-02-14, Paul tik-...@bodosom.net wrote: On Sat, Feb 14, 2015 at 2:09 PM, William Unruh un...@invalid.ca wrote: Yes but you said This means that if you are using say a PPS source, which gives microsecond long term offset, it can take many hours to get there and I was responding to

Re: [ntp:questions] NTP offset doesn't change.

2015-02-14 Thread David Lord
William Unruh wrote: On 2015-02-14, Paul tik-...@bodosom.net wrote: On Sat, Feb 14, 2015 at 2:09 PM, William Unruh un...@invalid.ca wrote: Yes but you said This means that if you are using say a PPS source, which gives microsecond long term offset, it can take many hours to get there and I

Re: [ntp:questions] NTP offset doesn't change.

2015-02-14 Thread Paul
On Sat, Feb 14, 2015 at 6:38 PM, William Unruh un...@invalid.ca wrote: When timed is actually out I may be interested in testing it again. Ntimed-client. Again? So you've installed the code? https://github.com/bsdphk/Ntimed That seems unlikely. Read this:

Re: [ntp:questions] NTP offset doesn't change.

2015-02-14 Thread Harlan Stenn
David Lord writes: ... The one big flaw with ntpd is that when motherboard temperature changes too quickly the ntpd control loop is broken and ntp offset can rise from 300u to 10ms. Assuming the above is true (and I have no reason to doubt David's numbers) I have to wonder if it would be an

Re: [ntp:questions] ambient temperature and it's effects on ref-ntpd (was NTP offset doesn't change.

2015-02-14 Thread Paul
On Sat, Feb 14, 2015 at 9:33 PM, Harlan Stenn st...@ntp.org wrote: I have to wonder if it would be an appropriate GSoC project to write something that monitors and tracks available temperature sensors and correlates temperature (perhaps with the first derivative) with the resulting effect on

Re: [ntp:questions] ambient temperature and it's effects on ref-ntpd (was NTP offset doesn't change.

2015-02-14 Thread Harlan Stenn
Paul writes: On Sat, Feb 14, 2015 at 9:33 PM, Harlan Stenn st...@ntp.org wrote: I have to wonder if it would be an appropriate GSoC project to write something that monitors and tracks available temperature sensors and correlates temperature (perhaps with the first derivative) with the