this post was submitted on 01 Aug 2024
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linuxmemes

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I use Arch btw


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[–] [email protected] 152 points 1 month ago (28 children)

Cleanup

Check current disk usage:

sudo journalctl --disk-usage

Use rotate function:

sudo journalctl --rotate

Or

Remove all logs and keep the last 2 days:

sudo journalctl --vacuum-time=2days

Or

Remove all logs and only keep the last 100MB:

sudo journalctl --vacuum-size=100M

How to read logs:

Follow specific log for a service:

sudo journalctl -fu SERVICE

Show extended log info and print the last lines of a service:

sudo journalctl -xeu SERVICE

[–] [email protected] 8 points 1 month ago (2 children)

Thank you for this, wise sage.

Your wisdom will be passed down the family line for generations about managing machine logs.

[–] [email protected] 5 points 1 month ago

Glad to help your family, share this wisdom with friends too ☝🏻😃

[–] [email protected] 2 points 1 month ago

Yeah, if I had dependents they'd gather round the campfire chanting these mystical runes in the husk of our fallen society

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