Captain's Log

misc
short tips

Clear systemd journal

Published: Mon 09 April 2018

By Jon M

In misc.

If the journal is configured to archive entires these can take up unnecessary disk space when not properly maintained.

The current disk usage can be seen with journal --disk-usage. This includes both active and archived journal files.

Clear journal entries older then X number of days

$ journalctl --vacuum-time=5d

Clear journals exceeding X storage

$ journalctl --vacuum-size=2G

Other articles

Reset root password on RHEL7

Published: Wed 21 March 2018
By Jon M

In misc.

tags: sysadmin

How to reset an unknown root password using rd.break on RHEL 7.
read more

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