Operating Systems Demystified: Process Scheduling and Memory Management
Process Scheduling and Memory Management Think of the operating system as a traffic manager for a computer. It must decide which program runs now and how much memory each program can keep. Two core tasks help the system work well: process scheduling and memory management. Together, they keep programs responsive and safe. Process scheduling focuses on the order and duration of CPU use. The goals are to keep the CPU busy, respond quickly to user actions, and treat programs fairly. The system watches simple ideas like how long a task waits in the ready queue and how often the CPU is idle. ...