Apple OS X Time Server Synchronization - K12USA

Aug 31, 2016 NTP/Time Server? Mac OS X Server 10.4 - Apple Community Apr 16, 2008 os x time machine vs os x server time machine | MacRumors Apr 25, 2008 macOS Server - Wikipedia

Apple's OS X and virtualization: A missed opportunity | ZDNet

Incorrect time on your Mac? Here’s how to fix that | MacIssues

I manage several dozen OS X server boxes, and this issue causes my servers to drift out of sync, leading to all sorts of problems. But creating a script that uses the network time server functions of the systemsetup command, combined with crontab, to force resyncing on a regular basis.

Manually specify desired timeserver - Mac OS X Hints Control the Network Time Server settings from the command lineAuthored by: rsnyder on Apr 07, '08 10:25:57AM. From the command line you can use the systemsetup command to interact with the time macOS Server - Apple