08.21.2019

Install Phusion Passenger on Centos 7

Phusion Passenger (commonly shortened to Passenger or referred to as mod_passenger) is an application server and it is often used to power Ruby sites. Its code is distributed in form of a Ruby gem, which is then compiled on the target machine and installed into Apache as a module.

08.21.2019

How to add swap on Centos

To make your server can handles big processes or do memory cache. You should add swap on server if you not have to much ram