Getting Started with Red Hat Enterprise Virtualization电子书

Getting Started with Red Hat Enterprise Virtualization

Table of Contents

Getting Started with Red Hat Enterprise Virtualization

Credits

About the Author

About the Reviewers

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Preface

What this book covers

What you need for this book

Red Hat Enterprise Virtualization Manager 3.3

The Red Hat Enterprise Virtualization Hypervisor host

Optional requirements

Who this book is for

Conventions

Reader feedback

Customer support

Downloading the example code

Errata

Piracy

Questions

1. An Overview of Red Hat Enterprise Virtualization

The virtualization overview

Kernel-based Virtual Machine (KVM)

Features of RHEV

Supported virtual machine operating systems

RHEV architecture

Components of RHEV

The hardware and software requirement of RHEV

Red Hat Enterprise Virtualization Manager

The Red Hat Enterprise Virtualization Hypervisor host

The Red Hat Enterprise Virtualization Manager client

Storage

Directory services (optional)

Networking and Domain Name Service

Virtual machines

Firewall Requirements

Virtualization manager firewall requirements

Virtualization host firewall requirements

Directory server firewall requirements

Remote database server firewall requirements

User accounts and groups

Summary

2. Installing RHEV Manager and Hypervisor Hosts

Environment mapping

Setting up the RHEL operating system for the manager

Registering with Red Hat Network

Installing the RHEV-Manager packages

Running the initial engine setup

Connecting to the admin and user portal 006C

RHEV reporting

Installing the RHEV history database and report server

Accessing the RHEV report portal

Deploying RHEV Hypervisor

Installing the hypervisor

Configuring the hypervisor

Summary

3. Setting Up the RHEV Virtual Infrastructure

Configuring RHEV

Data centers

Clusters

Approving hypervisor hosts

Logical networks

Adding logical networks

Storage domains

Adding a data domain to store virtual machines

Adding a data domain of other storage types

Activating the ISO domain

Populate ISO images on an ISO domain

Configuring and activating an export domain

Summary

4. Creating and Managing Virtual Machines

Virtual machines

Creating Linux virtual machines

General settings

System settings

Initial Run settings

Console settings

Host settings

High Availability settings

Resource Allocation settings

Boot Options settings

Custom Properties

Adding virtual disks

Installing Red Hat Enterprise Linux on a virtual machine

Installing guest agents and drivers on RHEL guests

Creating Windows virtual machines

Installing VirtIO drivers during the Windows installation

Guest agents and driver installation on Windows guests

Virtual machine templates

Creating a Red Hat Enterprise Linux template

Cloning a RHEL virtual machine from a template

Creating a Windows template

Virtual machine snapshots

Creating snapshots

Restoring virtual machines from the snapshot

Creating a virtual machine from the snapshot

Deleting a virtual machine snapshot

Backing up virtual machines to export disks

Exporting a virtual machine and template

Importing a virtual machine and template

Summary

5. Virtual Machine and Host High Availability

Virtual machine's live migration

Advantages of live migration

The requirements of live migration

Manual live migration

Cold migration

Cancelling migration

Virtual machine's high availability

Automatic virtual machine migration

The migration priority

Disabling the automatic virtual machine migration

The host's high availability

Manual fencing

Cluster policies

The resilience policy

The cluster policy

Summary

6. Advanced Storage and Networking Features

Shareable disks

Direct LUN mapping

Virtual disk resize

Storage live migration

VNIC QoS

Hot plugging devices

Hot plugging and removing virtual hard disks

Hot plugging in VNIC

Hot plugging virtual CPU

Summary

7. Quota and User Management

An overview of user management

Adding the IdM domain to RHEV Manager

Validating and listing added domains

Adding directory users

Authorizing users and assigning roles

Creating a new role

Introduction to Quota

Enabling Quota

Creating the Quota policy

Assigning Quota to virtual machine objects

Assigning Quota to limit resources by users

Summary

8. Managing a Virtualization Environment from the Command Line

Introduction to the CLI

Installing and setting up CLI

Basic command-line examples

Running Linux commands in a shell

Listing resources from the command-line shell

Creating and editing a virtual machine

Summary

9. Troubleshooting RHEV

RHEV Manager logs

RHEV Hypervisor hosts' logs

Guest agent and SPICE logs

The log collector utility

Maintaining an RHEV environment

The stop procedure

The start procedure

Summary

10. Setting Up iSCSI, NFS, and IdM Directory Services for RHEV

Setting up iSCSI for the data domain

Setting up NFS for the export domain

Installing and configuring Red Hat IdM

Adding users from CLI

Summary

Index