Run:
journalctl -o short-iso-precise
Results:
2018-09-19T23:30:11.651010-0400 linux05.domain.ccTLD process[PID]: Log message here.
Run:
journalctl -o short-iso-precise
Results:
2018-09-19T23:30:11.651010-0400 linux05.domain.ccTLD process[PID]: Log message here.