Ok I took out the offset, precision, and delay. I let everything stabilize a bit and then took 3 samples. Here's what it came up with.
$ date && chronyc sources Tue 9 Aug 08:54:52 EDT 2016 210 Number of sources = 5 MS Name/IP address Stratum Poll Reach LastRx Last sample =============================================================================== #* GPS 0 4 377 15 +1479us[+1575us] +/- 522us ^? clockb.ntpjs.org 0 6 0 - +0ns[ +0ns] +/- 0ns ^- proxmox.undeadarmy.com 2 6 7 8 -63ms[ -63ms] +/- 87ms ^- host2.kingrst.com 2 6 7 9 -72ms[ -72ms] +/- 91ms ^- clock.xmission.com 1 6 7 8 -65ms[ -65ms] +/- 41ms irishmistii@IrishMistII:~ $ date && chronyc sources Tue 9 Aug 08:55:00 EDT 2016 210 Number of sources = 5 MS Name/IP address Stratum Poll Reach LastRx Last sample =============================================================================== #* GPS 0 4 377 12 -606us[-1568us] +/- 422us ^? clockb.ntpjs.org 0 6 0 - +0ns[ +0ns] +/- 0ns ^- proxmox.undeadarmy.com 2 6 7 16 -62ms[ -63ms] +/- 87ms ^- host2.kingrst.com 2 6 7 16 -71ms[ -72ms] +/- 91ms ^- clock.xmission.com 1 6 7 16 -64ms[ -65ms] +/- 41ms irishmistii@IrishMistII:~ $ date && chronyc sources Tue 9 Aug 08:55:08 EDT 2016 210 Number of sources = 5 MS Name/IP address Stratum Poll Reach LastRx Last sample =============================================================================== #* GPS 0 4 377 20 -606us[-1568us] +/- 422us ^? clockb.ntpjs.org 0 6 0 - +0ns[ +0ns] +/- 0ns ^- proxmox.undeadarmy.com 2 6 7 24 -62ms[ -63ms] +/- 87ms ^- host2.kingrst.com 2 6 7 25 -71ms[ -72ms] +/- 91ms ^- clock.xmission.com 1 6 7 24 -64ms[ -65ms] +/- 41ms On Tue, Aug 9, 2016 at 8:10 AM, Chris Greenman <chris.m.green...@gmail.com> wrote: > Thanks. I already enabled my NTP sources and you're right, the gps is > getting marked as bad. I'll play with that today. > > Chris > > On Aug 9, 2016 4:42 AM, "Miroslav Lichvar" <mlich...@redhat.com> wrote: > >> On Mon, Aug 08, 2016 at 01:21:56PM -0400, Chris Greenman wrote: >> > 210 Number of sources = 1 >> > MS Name/IP address Stratum Poll Reach LastRx Last sample >> > >> > ============================================================ >> =================== >> > #* GPS 0 4 377 17 +296us[ +347us] +/- >> > 200ms >> > >> > >> > I am perfectly happy with 200ms error in time. That more than suits my >> > needs. >> >> You might want to try this with some NTP sources and see how accurate >> is the GPS time source. From that you would adjust the offset value on >> the refclock SHM line so the the error is reduced and the GPS source >> is not marked as a falseticker when there are other source. I'd also >> suggest to add "minsamples 64" to the refclock directive, so chronyd >> doesn't try to follow short-term variations in the measured offset >> (the error in the message based GPS time tends to be non-random). >> >> -- >> Miroslav Lichvar >> >> -- >> To unsubscribe email chrony-users-requ...@chrony.tuxfamily.org >> with "unsubscribe" in the subject. >> For help email chrony-users-requ...@chrony.tuxfamily.org >> with "help" in the subject. >> Trouble? Email listmas...@chrony.tuxfamily.org. >> >>