The data set ENQ contention monitor is written in IBM® Assembler-H, and is a single program called ISGECMON, which is located in SYS1.SAMPLIB. To install the monitor:

1. Assemble the source code for ISGECMON
2. Link-edit the object code into a system library.
3. Create a new member in SYS1.PROCLIB that will invoke the program.

The next sections describe the listed steps in detail.