Read service logs since a precise time
Build a paste-ready command, then review its compatibility and effects before running it.
journalctl -u <unit> --since '2026-07-24 10:00:00' --no-pagerComplete required fields to copy the generated command.
read-onlyno known side effects Compatibility
LinuxVerified for Linux using posix, bash, zsh syntax.
Operational knowledgereview due 2027-01-20
Requirementsjournalctljournalctl must be installed and available on PATH.
Version supportjournalctl Current supported releasesVerified for linux using posix, bash, zsh syntax; consult compatibility notes for platform-specific differences.
Expected signalsJul 24 10:04:11 host nginx[842]: 2026/07/24 10:04:11 [notice] start worker processesRepresentative successful output; values vary with the selected target and system state.
Known errorsjournalctl: command not foundjournalctl is missing or is not available on PATH.
Verifyjournalctl -u {{unit}} --since '2026-07-24 10:00:00' --no-pagerThe output matches the expected target and exits without an error.Rollback noteNot required: this command is read-only and does not change system state.
Command breakdown
01journalctlCommandRuns the journalctl stage of this one-liner.
02-uOptionRestricts journal records to the named systemd unit.
03<unit>ParameterA value supplied in the Fill parameters section.
04--sinceOptionLimits results to entries after the supplied time.
05'2026-07-24 10:00:00'ArgumentPasses '2026-07-24 10:00:00' to journalctl.
06--no-pagerOptionPrints directly instead of opening an interactive pager.
Example input
journalctl -u nginx.service --since '2026-07-24 10:00:00' --no-pager
Example output
Jul 24 10:04:11 host nginx[842]: 2026/07/24 10:04:11 [notice] start worker processes
Illustrative output — exact values vary by system and data.
Official sources