PTP refclock
Craig Smith <[email protected]>
| Newsgroups | gmane.comp.time.chrony.user |
|---|---|
| Message-ID | <CAMCrHt8eCX=_zEB4EgZSAGOXOrv7MzQJd=_us88wsFNgQniO-w@mail.gmail.com> |
Can someone explain why Chrony never gets more in sync with the PTP source no matter how often I poll? chrony.conf 20 second samples refclock PHC /dev/ptp1 poll 0 dpoll -2 offset 0 refid PTP 210 Number of sources = 1 MS Name/IP address Stratum Poll Reach LastRx Last sample =============================================================================== #* PTP 0 0 377 0 -116ms[ +193ms] +/- 54ms 210 Number of sources = 1 MS Name/IP address Stratum Poll Reach LastRx Last sample =============================================================================== #* PTP 0 0 377 1 -116ms[ +193ms] +/- 54ms 210 Number of sources = 1 MS Name/IP address Stratum Poll Reach LastRx Last sample =============================================================================== #* PTP 0 0 377 1 -116ms[ +193ms] +/- 54ms 210 Number of sources = 1 MS Name/IP address Stratum Poll Reach LastRx Last sample =============================================================================== #* PTP 0 0 377 1 -116ms[ +193ms] +/- 54ms 210 Number of sources = 1 MS Name/IP address Stratum Poll Reach LastRx Last sample =============================================================================== #* PTP 0 0 377 1 -116ms[ +193ms] +/- 54ms refclock PHC /dev/ptp1 poll -1 dpoll -2 offset 0 refid PTP 210 Number of sources = 1 MS Name/IP address Stratum Poll Reach LastRx Last sample =============================================================================== #* PTP 0 -1 377 0 -39ms[ +116ms] +/- 55ms 210 Number of sources = 1 MS Name/IP address Stratum Poll Reach LastRx Last sample =============================================================================== #* PTP 0 -1 377 0 -39ms[ +116ms] +/- 55ms 210 Number of sources = 1 MS Name/IP address Stratum Poll Reach LastRx Last sample =============================================================================== #* PTP 0 -1 377 0 -39ms[ +116ms] +/- 55ms 210 Number of sources = 1 MS Name/IP address Stratum Poll Reach LastRx Last sample =============================================================================== #* PTP 0 -1 377 0 -39ms[ +116ms] +/- 55ms 210 Number of sources = 1 MS Name/IP address Stratum Poll Reach LastRx Last sample =============================================================================== #* PTP 0 -1 377 0 -39ms[ +116ms] +/- 55ms refclock PHC /dev/ptp1 poll -2 dpoll -2 offset 0 refid PTP 210 Number of sources = 1 MS Name/IP address Stratum Poll Reach LastRx Last sample =============================================================================== #* PTP 0 -2 377 0 -6624ns[ +77ms] +/- 25ns 210 Number of sources = 1 MS Name/IP address Stratum Poll Reach LastRx Last sample =============================================================================== #* PTP 0 -2 377 0 -7842ns[ +77ms] +/- 25ns 210 Number of sources = 1 MS Name/IP address Stratum Poll Reach LastRx Last sample =============================================================================== #* PTP 0 -2 377 0 -11us[ +77ms] +/- 25ns 210 Number of sources = 1 MS Name/IP address Stratum Poll Reach LastRx Last sample =============================================================================== #* PTP 0 -2 377 0 -6877ns[ +77ms] +/- 25ns 210 Number of sources = 1 MS Name/IP address Stratum Poll Reach LastRx Last sample =============================================================================== #* PTP 0 -2 377 0 -7078ns[ +77ms] +/- 25ns refclock PHC /dev/ptp1 poll -4 dpoll -2 offset 0 refid PTP #* PTP 0 -4 377 0 -7051ns[ +19ms] +/- 24ns 210 Number of sources = 1 MS Name/IP address Stratum Poll Reach LastRx Last sample =============================================================================== #* PTP 0 -4 377 0 -6795ns[ +19ms] +/- 24ns 210 Number of sources = 1 MS Name/IP address Stratum Poll Reach LastRx Last sample =============================================================================== #* PTP 0 -4 377 0 -5605ns[ +19ms] +/- 24ns 210 Number of sources = 1 MS Name/IP address Stratum Poll Reach LastRx Last sample =============================================================================== #* PTP 0 -4 377 0 -9143ns[ +19ms] +/- 24ns 210 Number of sources = 1 MS Name/IP address Stratum Poll Reach LastRx Last sample =============================================================================== #* PTP 0 -4 377 0 -5367ns[ +19ms] +/- 24ns