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