// To display utc timestamp in logs
journalctl --utc
// Displaying Logs from the Current Boot
journalctl -b
// Listing boots
journalctl --list-boots
// Time window
journalctl --since "2015-01-10 17:15:00"
journalctl --since "2015-01-10" --until "2015-01-11 03:00"
journalctl --since yesterday
journalctl --since 09:00 --until "1 hour ago"
// Filtering by Message Interest
journalctl -u nginx.service
journalctl -u nginx.service --since today
journalctl -u nginx.service -u php-fpm.service --since today
// By Process, User, or Group ID
journalctl _PID=8088
id -u www-data
journalctl _UID=33 --since today
// More information
man systemd.journal-fields
# Check (this)[https://www.digitalocean.com/community/tutorials/how-to-use-journalctl-to-view-and-manipulate-systemd-logs] for futher information.
Last active
January 9, 2021 23:32
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Using JournalCtl to view system logs
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