Before extending any rack hardware, review the safety precautions and cabling information, and collect information about the current rack in this section.

• About Extending Oracle Exadata
  You can extend Oracle Exadata either by adding servers to the current configuration or by cabling together multiple racks.
• Reviewing the Safety Precautions
  Before upgrading Oracle Exadata Database Machines, read Important Safety Information for Sun Hardware Systems included with the rack.
• Reviewing the Cable Precautions
  
• Estimating Cable Path Lengths
  
• Bundling Cables
  
• Reviewing the Cable Management Arm Guidelines
  Review the following cable management arm (CMA) guidelines before routing the cables.
• Obtaining Current Configuration Information
  
• Preparing the Network Configuration
  When adding additional servers to your rack, you will need IP address and the current network configuration settings.
• Moving Audit and Diagnostic Files
  
• Reviewing Release and Patch Levels
  When adding new servers to a rack, you must match the installed operating system version and software releases.
• Performing Preliminary Checks
  
• Preparing to Add Servers