Process Description and Control

1/28/00


Click here to start


Table of Contents

Process Description and Control

Introduction

Topics for discussion

What is a process?

Major requirements

Process creation

Termination of a process

A five-state process model

State Transition Diagram

Queuing model

Process suspension

Process suspension (contd.)

State Transition Diagram (take 2)

Process description

Process control block

Process control block (contd.)

Process control block (contd.)

Process control block (contd.)

OS Functions related to Processes

Modes of execution

Creation of a process

Process Interruption

Process and Context Switching

Process and Context Switching (contd.)

Process and Context Switching (contd.)

Unix system V

Unix system V (contd.)

Process and kernel context

Process Context

U area

Process control

Process control (contd.)

Process creation - Example

fork and exec

Example

Version of exec

Author: B.Ramamurthy

Email: bina@cse.buffalo.edu

Home Page: http://www.cse.buffalo.edu/~bina

Download presentation source