SUSE Linux Enterprise Server ships with a number of different file systems from which to choose, including Ext3, Ext2, ReiserFS, and XFS. Each file system has its own advantages and disadvantages.
Professional high-performance setups might require a highly available storage systems. To meet the requirements of high-performance clustering scenarios, SUSE Linux Enterprise Server includes OCFS2 (Oracle Cluster File System 2) and the Distributed Replicated Block Device (DRBD) in the SLES High-Availability Storage Infrastructure (HASI) release. These advanced storage systems are not covered in this guide. For information, see the SUSE Linux Enterprise 11 SP2 High Availability Extension Guide.