postfix Archives

Performance Tuning and increasing delivery speed in Postfix

July 5, 2020May 17, 2020 by nixadmin

Postfix is a free and open-source Mail Transfer Agent (MTA) which is rich in features and if configured properly can be used for sending mails faster than other MTAs. Postfix is mainly preferred by admins when it comes for bulk mailing. There are different ways in which we can configure mail server for bulk mailing. But … Read more

Postfix Mail Queue Management

August 18, 2020April 28, 2016 by Felix N

Postfix is a mail server that started life at IBM research as an alternative to the widely-used Sendmail program. Newer versions of Plesk install with Postfix as the default mail server but when upgrading older versions of Plesk, Qmail may remain the default mail server. It is suggested to use Postfix, as it is an … Read more

Cannot start Postfix – Postfix integrity check failed Error

July 13, 2020September 18, 2013 by nixadmin

Here is what you can do when you are unable to start Postfix and you are getting Postfix integrity check failed Error.

Here is the scenario:

Postfix was not running and an attempt to restart Postfix was failing with the following error in maillog.

mail postfix/postfix-script: fatal: Postfix integrity check failed!
mail postfix/postfix-script: fatal: the Postfix mail system is not running

We have tried several number of solutions and after a bit of research, we found the following command works and running that resolved the issue.

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