Date: 2018oct30 Update: 2024nov1 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 --lines=100 -b -u postfix Last 100 lines for the `postfix` unit