Operating Systems: Concepts, Policies, and Mechanisms

active queue algorithm allocation banker's algorithm batch begin blocked queue buffer bytes cess chapter circular wait command interpreter concurrency create data element deadlock delete described device driver discussed disk error example exit FCFS File control block file manager flag hardware I/O operation I/O request implementation initiator input spool interrupt IOCS kernel Larry loaded logical unit long-term scheduler main memory mapping memory management method modified module monitor move operating systems output spool performance physical pointer priority problem procedure process control block process requests pseudocode reference response routine segment semaphore sequential shared short-term scheduler shown in Figure signal simple SNAIL diagram specified spool file spooler SSTF status stored structure suspend queue tape drive techniques termination test-and-set tion transfer user process variable wait