See what the computer is doing 1journalctl -f Check your own user services: 1journalctl -f Follow the ssh daemon service 1journalctl -f -u sshd Find errors since a date 1date=2027-01-01 2journalctl --since=${date} --grep="EXT4-fs error" Limit the systemd's journal size to 2 gigabytes 1journalctl --vacuum-size=2G …

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