Thread Overview
Use
The Kernel Threads user menu of the DBA Cockpit contains, among other things, a thread overview.
Procedure
Open the
DBA Cockpit (transaction code
DBACOCKPIT) and choose
Performance 
Kernel Threads Thread Overview 
.
Result
The system displays an overview of the threads and details for the threads that support database operation.
More Information
Concepts of the Database System, Operating System Functions and Resources Used by Databases