How to change your Apache MPM

Introduction

How to change your Apache MPM within the interface or the command line.

Procedure

Within the interface:

1. Navigate to WHM » Software » EasyApache 4 and click on Customize on your current profile.
   
2. Uninstall and Install the MPM you desire and press Review to begin the installation/uninstallation process:
   

Within the command line:

To change your system’s MPM on the command line in EasyApache 4, use the yum shell command. The yum shell command issues several commands in a single transaction.

How to replace the worker MPM with the event MPM

To replace the worker MPM with the event MPM, run the following commands:

yum shell
remove ea-apache24-mod_mpm_worker
install ea-apache24-mod_mpm_event
run

How to replace the worker MPM with the prefork MPM

To replace the worker MPM with the prefork MPM, run the following commands:

yum shell
remove ea-apache24-mod_mpm_worker
remove ea-apache24-mod_cgid
install ea-apache24-mod_mpm_prefork
install ea-apache24-mod_cgi
run

How to replace the event MPM with the prefork MPM

To replace the event MPM with the prefork MPM, run the following commands:

yum shell
remove ea-apache24-mod_mpm_event
remove ea-apache24-mod_cgid
install ea-apache24-mod_mpm_prefork
install ea-apache24-mod_cgi
run

For more information, please read the following documentation: https://docs.cpanel.net/ea4/apache/multi-processing-modules-mpm/#change-your-apache-mpm.