'Clock interrupts' diaporamas de présentation

Uniprocessor Scheduling

Uniprocessor Scheduling. Chapter 9. Aim of Scheduling. Assign processes to be executed by the processor(s) Response time Throughput Processor efficiency. Add a new process. Add a process to memory. Which ready process to execute. Long-Term Scheduling.

488 views • 35 slides

Uniprocessor Scheduling

Uniprocessor Scheduling. Chapter 9. Aim of Scheduling. Response time Throughput Processor efficiency. Types of Scheduling. Long-Term Scheduling. Determines which programs are admitted to the system for processing Controls the degree of multiprogramming

492 views • 33 slides

Operating Systems

654 views • 30 slides

4.4 Page replacement algorithms

4.4 Page replacement algorithms. Page replacement algorithms. Also seen in: CPU cache Web server cache of web pages Buffered I/O (file) caches. Optimal page replacement. Page fault occurs Scan all pages currently in memory

1.02k views • 28 slides

BASIC PRINCIPLES OF SYNCHRONISATION

BASIC PRINCIPLES OF SYNCHRONISATION. MAIN CONCEPTS. SYNCHRONISATION CRITICAL SECTION DEAD LOCK. Multiprogramming created an environment for concurrent classic processes.it also made available for a programmer to create a group of cooperating processes to work concurrently on a single problem.

440 views • 26 slides

First Come, First Served (FCFS)

First Come, First Served (FCFS). The simplest algorithm When a process becomes ready, it enters the FIFO queue. When the currently-running process ceases to execute, the oldest process in the queue is selected for running. Non-preemptive. FIFO Ready Queue. CPU. dispatched.

1.12k views • 24 slides