how to use mailq command with its examples

  • About mailq : To print the mail queue
  • It comes from “postfix-2.6.6” & “sendmail-8.14.4” packages.
  • Configuration Files:
  • Path: /usr/bin/mailq

Examples:

1. To see the mails in queue

$ mailq

 2. To show the mail submission queue specified

$ mailq -Ac

 3. To show the “lost” items in the mail queue instead of the normal queue items

$ mailq -qL

 4. To show the quarantined items in the mail queue instead of the normal queue items

$ mailq -qQ

5. To Limit processed jobs to those containing substr as a substring

$ mailq -q[!]I substr

6. To Limit processed jobs to quarantined jobs containing substr as a substring

$ mailq -q[!]Q substr

7. To Limit processed jobs to those containing substr as a substring of one of  the  recipients

$ mailq -q[!]R substr

8. To limit processed jobs to those containing substr as a substring

$ mailq -q[!]S substr

 9. To Print verbose information

$ mailq -v

Related Commands: sendmail 

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