FCFS

FCFS and SJF Scheduling

First-Come-First-Served and Shortest-Job-First scheduling, worked through Gantt charts with exact waiting/turnaround-time math.

What is FCFS Disk Scheduling?

First-Come-First-Served (FCFS) disk scheduling services disk I/O requests in the exact order they arrive in the queue, moving the disk head to each requested c…

What is the Convoy Effect in CPU Scheduling?

The convoy effect is a performance problem in First-Come-First-Served scheduling where a single long-running process at the front of the ready queue forces eve…

What are I/O Scheduling Strategies?

I/O scheduling strategies are the algorithms an OS uses to order pending disk requests so as to minimize seek time and maximize throughput, with FCFS, SSTF, SC…