In the navigation tree, expand the Configurations node.
Expand the node for the instance or cluster you want to configure.
Select the Logger Settings node.
On the Logger Settings page, select the Log Levels tab.
If the logger whose level you want to change is in the Additional Properties list, specify the new level in the Value field, then go to step 7.
The level may be any of the following: SEVERE, WARNING, INFO, CONFIG, FINE, FINER, and FINEST.
If the logger whose level you want to change is not in the Additional Properties list, perform these steps:
The change takes effect immediately.