Use monitoring tools to do an inventory of the existing infrastructure and report the resource usage.
For each system, capture peak and average utilization for the following items:
• CPU
• RAM
• IOPS
• Network utilization
Use the application vendor’s requirements for proper sizing of the application.
You can use the following tools to gather inventory and capacity analysis information:
• vRealize Operations Manager
• Operating system-based tools
• Third-party inventory and sizing tools