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IBM WebSphere: Deployment and Advanced Configuration by Roland Barcia, Keys Botzum, Tom Alcott, Bill Hines

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Performance Advisor

In WAS V5, there are two new mechanisms that actually provide performance tuning advice. The Performance Advisor in the Tivoli Performance Viewer is the first; the Runtime Performance Advisor is the second.

The Performance Advisor object in the Tivoli Performance Viewer can be seen in both Figures 25-9 and 25-10. Using the Performance Advisor is very easy:

1.
Enable the Performance Monitoring Service in the application server and the Node Agent if running ND.[9]

[9] If PMI is not enabled in the Node Agent, not all the metrics for the node the application server is running on are captured.

2.
Set the monitoring level to standard (though some JVM rules require monitoring level MAX and JVMPI).
3.
Start Tivoli Performance Viewer. ...

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