Print lines between two matching markers
Build a paste-ready command, then review its compatibility and effects before running it.
awk '/BEGIN INCIDENT/{show=1} show; /END INCIDENT/{show=0}' <file>Complete 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
Requirementsawkawk must be installed and available on PATH.
Version supportawk Current supported releasesVerified for linux using posix, bash, zsh syntax; consult compatibility notes for platform-specific differences.
Expected signalsBEGIN INCIDENTRepresentative successful output; values vary with the selected target and system state.
Known errorsawk: command not foundawk is missing or is not available on PATH.
Verifyawk '/BEGIN INCIDENT/{show=1} show; /END INCIDENT/{show=0}' {{file}}The 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
01awkCommandRuns the awk stage of this one-liner.
02'/BEGIN INCIDENT/{show=1} show; /END INCIDENT/{show=0}'ArgumentPasses '/BEGIN INCIDENT/{show=1} show; /END INCIDENT/{show=0}' to awk.
03<file>ParameterA value supplied in the Fill parameters section.
Example input
awk '/BEGIN INCIDENT/{show=1} show; /END INCIDENT/{show=0}' /var/log/syslog
Example output
BEGIN INCIDENT
service=api
status=degraded
END INCIDENT
Illustrative output — exact values vary by system and data.
Official sources