Adjusting sendmail queue time / lifetime

(via rackerhacker.com)

Adjusting sendmail queue time / lifetime

By default, sendmail will keep items in the queue for up to 5 days. If you want to make this something shorter, like 3 days, you can adjust the following in /etc/mail/sendmail.mc:

define(`confTO_QUEUERETURN9;, `3d')dnl

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sendmail submission queuereturn timeout

The same "define(`confTO_QUEUERETURN', `3d')dnl" can also be used in "submit.mc" for the submission client mail queue to reduce the queuereturn timeout.

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