By using CageFS on cloudlinux servers we are providing more isolated environment for every user on the system but consider that CageFS will cost you using of additional disk space around 7GB to do this .
1) Install CageFS using the following command on the shell :
yum install cagefs -y
2) If you are having enough space in "/home/" do the following :
If you are having enough space on other path do the following after replacing "PATH" word with your available path :
ln -s /home/cagefs-skeleton /PATH/cagefs-skeleton
That's all .