EXPRESSCLUSTER X 5.1 for Linux Getting Started Guide

Table of Contents:

• 1. Preface
  • 1.1. Who Should Use This Guide
  • 1.2. How This Guide is Organized
  • 1.3. EXPRESSCLUSTER X Documentation Set
  • 1.4. Conventions
  • 1.5. Contacting NEC
• 2. What is a cluster system?
  • 2.1. Overview of the cluster system
  • 2.2. High Availability (HA) cluster
  • 2.3. Error detection mechanism
  • 2.4. Taking over cluster resources
  • 2.5. Eliminating single point of failure
  • 2.6. Operation for availability
• 3. Using EXPRESSCLUSTER
  • 3.1. What is EXPRESSCLUSTER?
  • 3.2. EXPRESSCLUSTER modules
  • 3.3. Software configuration of EXPRESSCLUSTER
  • 3.4. Fencing Function
  • 3.5. Failover mechanism
  • 3.6. What is a resource?
  • 3.7. Getting started with EXPRESSCLUSTER
• 4. Installation requirements for EXPRESSCLUSTER
  • 4.1. Hardware
  • 4.2. Software
  • 4.3. System requirements for the Cluster WebUI
  • 4.4. System requirements for the Witness server
• 5. Latest version information
  • 5.1. Correspondence list of EXPRESSCLUSTER and a manual
  • 5.2. New features and improvements
  • 5.3. Corrected information
• 6. Notes and Restrictions
  • 6.1. Designing a system configuration
  • 6.2. Installing operating system
  • 6.3. Before installing EXPRESSCLUSTER
  • 6.4. Notes when creating EXPRESSCLUSTER configuration data
  • 6.5. After starting operating EXPRESSCLUSTER
  • 6.6. Notes when changing the EXPRESSCLUSTER configuration
  • 6.7. Notes on upgrading EXPRESSCLUSTER
• 7. Upgrading EXPRESSCLUSTER
  • 7.1. How to upgrade from EXPRESSCLUSTER
• 8. Glossary
• 9. Legal Notice
  • 9.1. Disclaimer
  • 9.2. Trademark Information