You would create a customized profiling set if you want to collect data other than as specified in the default selection of profiling sets provided on the Overview page. For example, you would do this if you want to collect J2EE performance data and memory-related data at the same time.
In this case, you would create your own profiling set by doing the following steps:
Now, when you start profiling, the specified data will be collected. Note that when you customize a profiling set to include Time Analysis types as well as other types, the profiling may involve more than one type of data collection agent. You must start monitoring on all attached agents to collect the data you desire. To start monitoring an agent, select it and click Start Monitoring from it pop-up menu.