Analyzing JRA recordings may easily seem like black magic to the uninitiated, so just like we did with the Management Console, we will go through each tab of the JRA editor to explain the information in that particular tab, with examples on when it is useful.
Just like in the console, there are several tabs in different tab groups.
The tabs in the General tab group provide views of key characteristics and recording metadata. In JRA, there are three tabs—Overview, Recording, and System.
The first tab in the General tab group is the Overview tab. This tab contains an overview of selected key information from the recording. The information is useful for checking the system health at a glance.
The first section in the tab is a dial dashboard that contains CPU usage, heap, and pause time statistics.
What to look for depends on the system. Ideally the system should be well utilized, but not saturated. A good rule of thumb for most setups would be to keep the...