mailq
displays the mail queue
TLDR
Show mail queue
$ mailq
Show queue summary$ mailq -p
Show verbose output$ mailq -v
SYNOPSIS
mailq [options]
DESCRIPTION
mailq displays the mail queue. It shows messages waiting to be delivered.
The tool is usually a symlink to sendmail or postfix. It lists queued, deferred, and held mail.
PARAMETERS
-p
Print queue summary.-v
Verbose output.--help
Display help information.
CAVEATS
MTA dependent output. May need root for full details. Part of MTA package.
HISTORY
mailq provides a standard interface to view mail queues across different Mail Transfer Agents (MTAs).