Unixcop published a tutorial about installing Sar and Ksar on RHEL-based distributions.
How to install Sar and Ksar on RHEL-based distributions
In this post, you will learn how to install Sar and Ksar on RHEL-based distributions. The procedure is easy. Let’s go. Sar is a tool that allows you to obtain system information. It works similar to a monitoring tool with the great advantage of being easy and simple to use.
How to install Sar and Ksar on RHEL-based distributions - Unix / Linux the admins Tutorials