executionmonitor

noun
UK /ˌeksɪˈkjuːʃən ˈmɒnɪtə/
US /ˌeksɪˈkjuːʃən ˈmɑːnɪtər/

A tool that watches a computer program run and tells you what it is doing.

The execution monitor showed that the program stopped at line 42.


OTHER MEANINGS

2. A person who supervises how a plan or task is carried out.

The execution monitor made sure every step of the project stayed on schedule.

3. A screen or device that displays the progress of a running job.

The execution monitor on the wall showed the batch job was halfway done.

4. Software that checks each instruction as a program runs to catch errors.

The execution monitor flagged an illegal memory access during the test.