Book Image

CentOS Quick Start Guide

By : Shiwang Kalkhanda
Book Image

CentOS Quick Start Guide

By: Shiwang Kalkhanda

Overview of this book

Linux kernel development has been the worlds largest collaborative project to date. With this practical guide, you will learn Linux through one of its most popular and stable distributions. This book will introduce you to essential Linux skills using CentOS 7. It describes how a Linux system is organized, and will introduce you to key command-line concepts you can practice on your own. It will guide you in performing basic system administration tasks and day-to-day operations in a Linux environment. You will learn core system administration skills for managing a system running CentOS 7 or a similar operating system, such as RHEL 7, Scientific Linux, and Oracle Linux. You will be able to perform installation, establish network connectivity and user and process management, modify file permissions, manage text files using the command line, and implement basic security administration after covering this book. By the end of this book, you will have a solid understanding of working with Linux using the command line.
Table of Contents (11 chapters)

Process Management

Processes access multiple resources in a running system. Process management is essential to manage these resources effectively and keep your system up and running smoothly. In this chapter, you will learn how to view processes running on a Linux system and how to employ interactive management from the command line. Then, you will learn how to control different programs running on a Linux system using the command line. You will also learn how to communicate with different processes using signals and how to modify their priority level on a running system.

In this chapter, we will cover the following topics:

  • Understanding processes
  • Viewing current processes
  • Communicating with processes using signals
  • Monitoring processes and load averages
  • Managing a processes' priority levels with nice and renice
  • Controlling jobs on the command line