2.8. Performance Issues: Check the Red Hat Customer Portal

For information on recommendations for deploying and upgrading Red Hat Enterprise Linux clusters using the High Availability Add-On and Red Hat Global File System 2 (GFS2) see the article "Red Hat Enterprise Linux Cluster, High Availability, and GFS Deployment Best Practices" on the Red Hat Customer Portal at https://access.redhat.com/kb/docs/DOC-40821.