Analyzing Resources With the Graphical Job Monitor 
Use
You can use the graphical job monitor to display an overview of the resources which are available in an R/3 system for background processing.
The job monitor helps answer the following questions, which are important in problem analysis:
Procedure
To analyze resources with the graphical job monitor, from the CCMS initial screen, choose Control/Monitoring ® Job scheduling monitor.
The vertical broken line indicates the current status of the job server. By choosing Time unit you can set the unit of time to be used. Jobs are displayed as rectangles. You can click on a rectangle to obtain information about that job, such as its name, job class, start date, and so on.