WebSphere PMI – Performance monitor

WebSphere PMI – Performance monitor

General settings

Make sure PMI is enabled

In the above screen you can control which level of logs the PMI would monitor , basic-extended-all or custom were you can choose your own statistics set.

Basic overhead up to 2%

_ Extended overhead up to 3%

_ All overhead of up to 6%

_ Custom will depend on the counters enabled but it is reasonable to expect

somewhere between 2%-6%

Runtime monitor

Open the current activity

Choose the statiscs you want to see

Click on the view modules – to see the graph .

Note:

You can log to file all the results to see it after

If you want to log to file – you can control on the log files

To see the logs

Browse to the tpv file – and click on the ViewLog button .

Extra details – and links could be found here:

Case study: Tuning WebSphere Application Server V7 and V8 for performance

WebSphere Application Server V7: Monitoring the Runtime

Tuning performance

 

WebSphere Application Server Performance Tuning Toolkit

enjoy 

Yaniv Tzanany