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journalctl: add --vacuum-time example (#8135)
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@ -3,17 +3,17 @@
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> Query the systemd journal.
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> More information: <https://manned.org/journalctl>.
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- Show all messages from this [b]oot:
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- Show all messages with priority level 3 (errors) from this [b]oot:
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`journalctl -b`
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`journalctl -b --priority={{3}}`
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- Show all messages from last [b]oot:
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`journalctl -b -1`
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- Show all messages with priority level 3 (errors) from this [b]oot:
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- Delete journal logs which are older than 2 days:
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`journalctl -b --priority={{3}}`
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`journalctl --vacuum-time={{2d}}`
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- [f]ollow new messages (like `tail -f` for traditional syslog):
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