EXPRESSCLUSTER X 5.1 for Linux Maintenance 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. The system maintenance information
  • 2.1. Directory structure of EXPRESSCLUSTER
  • 2.2. How to delete EXPRESSCLUSTER logs or alerts
  • 2.3. Mirror statistics information collection function
  • 2.4. System resource statistics information collection function
  • 2.5. Process resource statistics information collection function
  • 2.6. Cluster statistics information collection function
  • 2.7. Function for outputting the operation log of Cluster WebUI
  • 2.8. Communication ports
  • 2.9. Cluster driver device information
  • 2.10. What causes servers to shut down
  • 2.11. Configuring the settings to temporarily prevent execution of failover
  • 2.12. How to replace a mirror disk with a new one
  • 2.13. How to replace a server with a new one ~For a shared disk~
  • 2.14. How to replace a server with a new one ~For a mirror disk~
  • 2.15. How to replace a server with a new one ~For a hybrid disk~
  • 2.16. How to restore a virtual machine ~For a mirror disk~
  • 2.17. How to back up a mirror/hybrid disk to its disk image
  • 2.18. How to restore the mirror/hybrid disk from the disk image
  • 2.19. Wait time for synchronized cluster startup
  • 2.20. Changing disk resources file system
  • 2.21. Changing offset or size of a partition on mirror disk resource
  • 2.22. Changing offset or size of a partition on hybrid disk resource
  • 2.23. Changing the server configuration (add/delete)
  • 2.24. Changing the server IP address
  • 2.25. Changing the host name
  • 2.26. How to add a resource without stopping the group
  • 2.27. Updating data encryption key file of mirror/hybrid disk resources
• 3. Legal Notice
  • 3.1. Disclaimer
  • 3.2. Trademark Information