338 WebSphere Application Server V8.5 Concepts, Planning, and Design Guide
10.12 Checklist for performance, scalability, and high
availability
Consider the following items as you plan performance, scalability, and high availability:
Establish performance goals and identify workload characteristics (throughput, response
time, and availability).
Design your topology to meet the performance goals:
– Determine your scalability techniques.
– Plan for clustering:
• Number of application servers
• Physical location
• Server weights
• Affinity solutions
– Determine whether the appropriate mechanisms are in place for workload
management and failover. As part of this decision, consider where applications will be
deployed (see 11.13, “Mapping applications ...