Browse - Computer Tips - Journalctl: how can I only see recent entries

Date: 2018oct30
OS: Linux
Keywords: systemd

Q.  Journalctl: how can I only see recent entries

A.  By default it shows everything since the start of its logs.
You can use the -b option to only see entries since this boot.

journalctl -b
Or
journalctl -b | less
Or
journalctl -b -u postfix | tail -100 Last 100 lines for the `postfix` unit