Show the current system mail queue
Build a paste-ready command, then review its compatibility and effects before running it.
read-onlyno known side effects Compatibility
LinuxVerified for Linux using posix, bash, zsh syntax.
Operational knowledgereview due 2027-01-19
Requirementsmailqmailq must be installed and available on PATH.
Version supportmailq Current supported releasesVerified for linux using posix, bash, zsh syntax; consult compatibility notes for platform-specific differences.
Expected signals-Queue ID- --Size-- ----Arrival Time---- -Sender/Recipient-------Representative successful output; values vary with the selected target and system state.
Known errorsmailq: command not foundmailq is missing or is not available on PATH.
VerifymailqThe 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
01mailqMail queue utilityPrints the current mail queue; many MTAs provide it as a compatibility command.
Example output
-Queue ID- --Size-- ----Arrival Time---- -Sender/Recipient-------
A12BC34DE5 1840 Thu Jul 23 08:14:22 ops@example.com
alerts@example.net
Illustrative output — exact values vary by system and data.
Official sources