journalctl in Linux

In Linux, systemd provides a centrally managed journal where all kernel and userland processes' logs are stored. We use journalctl to interact with journals.

Table of contents.Introduction.Syntax.Commands.Summary.References.Introduction.

In Linux, system logs are stored in the /var/log directory:

ls /var/log

systemd provides a centrally managed journal where all kernel and userland processes' logs will be stored.

This journal contains logs collected from different services as can be se...