Book Image

Linux: Powerful Server Administration

By : Jonathan Hobson, William Leemans, Uday Sawant, Oliver Pelz
Book Image

Linux: Powerful Server Administration

By: Jonathan Hobson, William Leemans, Uday Sawant, Oliver Pelz

Overview of this book

Linux servers are frequently selected over other server operating systems for their stability, security and flexibility advantages.This Learning Path will teach you how to get up and running with three of the most popular Linux server distros: Ubuntu Server, CentOS 7 Server, and RHEL 7 Server. We will begin with the Ubuntu Server and show you how to make the most of Ubuntu’s advanced functionalities. Moving on, we will provide you with all the knowledge that will give you access to the inner workings of the latest CentOS version 7. Finally, touching RHEL 7, we will provide you with solutions to common RHEL 7 Server challenges.This Learning Path combines some of the best that Packt has to offer in one complete, curated package. It includes content from the following Packt products: 1)Ubuntu Server Cookbook 2)CentOS 7 Linux Server Cookbook, Second Edition 3)Red Hat Enterprise Linux Server Cookbook

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Linux: Powerful Server Administration
Jonathan Hobson | William Leemans | Uday Sawant | Oliver Pelz
Apr, 2017 | 16 hours 35 minutes
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Table of Contents (6 chapters)
Preface
Preface
What this learning path covers
What you need for this learning path
Who this learning path is for
Customer support
Free Chapter
1
1. Module 1
1. Module 1
1. Managing Users and Groups
2. Networking
3. Working with Web Servers
4. Working with Mail Servers
5. Handling Databases
6. Network Storage
7. Cloud Computing
8. Working with Containers
9. Streaming with Ampache
10. Communication Server with XMPP
11. Git Hosting
12. Collaboration Tools
13. Performance Monitoring
14. Centralized Authentication Service
2
2. Module 2
2. Module 2
1. Installing CentOS
2. Configuring the System
3. Managing the System
4. Managing Packages with YUM
5. Administering the Filesystem
6. Providing Security
7. Building a Network
8. Working with FTP
9. Working with Domains
10. Working with Databases
11. Providing Mail Services
12. Providing Web Services
13. Operating System-Level Virtualization
14. Working with SELinux
15. Monitoring IT Infrastructure
3
3. Module 3
3. Module 3
1. Working with KVM Guests
2. Deploying RHEL "En Masse"
3. Configuring Your Network
4. Configuring Your New System
5. Using SELinux
6. Orchestrating with Ansible
7. Puppet Configuration Management
8. Yum and Repositories
9. Securing RHEL 7
10. Monitoring and Performance Tuning
4
Bibliography
Bibliography
5
Index
Index

Chapter 10. Monitoring and Performance Tuning

In this chapter, I'll explore the following topics:

  • Tuning your system's performance
  • Setting up PCP – Performance Co-Pilot
  • Monitoring basic system performance
  • Monitoring CPU performance
  • Monitoring RAM performance
  • Monitoring storage performance
  • Monitoring network performance

Introduction

Monitoring your infrastructure is an important aspect of your environment as it teaches you much about its behavior. It will tell you where your bottlenecks are and where room for improvement is. In this chapter, we will monitor performance and not create triggers when certain metrics exceed specific values.

Tuning your system's performance

Companies buy the best hardware their money can get, and they want to use everything optimally. However, it's not just the hardware that makes your applications run faster. Your OS will also behave differently under specific circumstances.

Tuned is a set of tools and a daemon that tunes your system...

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