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Re:The school for sysadmins who can’t timesync good by sneak on Saturday June 26, 2021 @10:53PM (#27648102)
For bonus points, hook up a GPS with a PPS output to the local one so it's stratum 1.
Re:The school for sysadmins who can’t timesync good by willis936 on Saturday June 26, 2021 @11:57PM (#27648454)
I do this, with all the trimmings (running in kernel space, PTP simulation, etc). I appreciate that a good estimation of the time inside the non-deterministic OS is being made, but I haven't quite wrapped my head around what it means to extract the time from that non-deterministic OS.

How big is that unmeasured error?

Re:The school for sysadmins who can’t timesync good by karlshea on Sunday June 27, 2021 @03:23AM (#27649388)
I do this at home with a Pi, it was a fun project.