96 DB2 UDB V8 and WebSphere V5 Performance Tuning and Operations Guide
Throughput: WebSphere workload management.
Vertical scaling topologies can make use of the WebSphere Application
Server workload management facility. The HTTP server plug-in distributes
requests to the Web containers and the ORB distributes requests to EJB
containers.
Maintainability: Easy-to-administer member application servers.
With the concept of cells and clusters in WebSphere Application Server V5.0,
it is easy to administer multiple application servers from a single point.
Maintainability: Vertical scalability can easily be combined with other
topologies.
We can implement vertical scaling on more than one machine in the
configuration. (IBM WebSphere Application ...