This redbook describes how to implement Linux cluster on IBM eServer xSeries hardware using the Extreme Cluster Administration Toolkit, known as xCAT, and other third-party software. It covers xCAT Version 1.1.0 running on Linux Red Hat 7.3. This book guides system architects and systems engineers through a basic understanding of cluster technology, terminology, and Linux High-Performance Computing (HPC) clusters. Also, it teaches you the installation process.