The Threads tab in the Debugger window lists the threads and thread groups in the current debugging process. Selecting a thread displays the following information on the thread:
Expanding a thread reveals the CallStack and Locals nodes. The CallStack node shows the method calls made during execution. The Locals node displays local variables and their current values in the context of the current thread.
For step-by-step instructions on working with threads, see:
Suspending Execution of a Thread
Resuming Execution of a Thread
Viewing the Source Code of a Thread
Changing the Current Thread