"Linux and UNIX systems allow you to schedule jobs in the future, either just once or on a recurring schedule. A reader of another recent tip, Job scheduling with cron and at, wanted to know how to record a radio or TV program and stop the recording when the program ended. I was reminded of Ettore Bugatti, an Italian who built very fine cars in Alsace-Lorraine. When a customer asked about his use of cable-operated brakes, long after other car makers had switched to hydraulic brakes, Bugatti replied, "Monsieur, I make my cars to go, not to stop." So this tip adds brakes to your job scheduling needs.
"Terminating a job after a certain time, or after other criteria are met, usually involves having one process to run the job and another to monitor the completion criteria. In this tip you learn how to have a process manage the time while the real job runs..."
