"The LVM Manager is a graphical interface tool that provides an easy way to manage Logical Volumes. You can install the LVM Manager with yum on Red Hat Enterprise or CentOS.
yum install system-config-lvm
"This tutorial will help you understand how to manage Logical Volumes with the LVM Manager. Please note that your initial work with the LVM Manager should be performed on a test machine as any mistakes can have unwanted consequences... disaster..."