[ntp:questions] step and stepout

unruh unruh at invalid.ca
Sun Jun 30 13:01:30 UTC 2013


On 2013-06-30, Orna Sumszyk <orna.sumszyk at gmail.com> wrote:
> Thank you Unruh and David Woolley for your answers.
> For other readers,  in my original question I wrote that I pur "tinker step
> 0.01 stepout 1" in my ntp.conf file. The aim is to have a synchronized
> clock to a 10 msec offset from the ntp server and get there as fast as
> possible with "stepout 1".
> First, David you are right, the server I'm synchronizing to is stratum 1,
> not 0.
> You both convinced me not to use the tinker command: I will reach my 10
> msec accuracy without it.
> My last question is how can I monitor the time offset from my ntp server
> during the running of ntpd to make sure this happens?

peerstats log file will tell you what the offset is on each ntp packet
exchange. 

The actual source of the time is called stratum 0. Ie, the gps pps,
radio clock, etc. The machine that is controlled by that hardware clock
is called stratum 1. 

> Thank you!



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