How To Delete a Single Deferred Email in Postfix
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To view the Postfix deferred queue:
postqueue -p
To view a specific email:
postcat -q {Queue ID}
To delete a specific email:
postsuper -d {Queue ID}
Example of viewing the deferred queue and deleting a message:
# postqueue -p
-Queue ID- --Size-- ----Arrival Time---- -Sender/Recipient-------
E15B9FC221 11627 Sun Jan 6 16:47:29 MAILER-DAEMON
(connect to sight.mlorol.com[46.249.46.181]: Connection timed out)
aspersing@mlorol.com
EA63BFC236 5901 Fri Jan 4 07:19:00 MAILER-DAEMON
(connect to database.hnctcm.edu.cn[61.187.56.114]: Connection timed out)
oracle@database.hnctcm.edu.cn
-- 17 Kbytes in 2 Requests.
# postsuper -d E15B9FC221
postsuper: E15B9FC221: removed
postsuper: Deleted: 1 message
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