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PART II. Installing and Configuring Oracle VM
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PART II. Installing and Configuring Oracle VM
by Nic Ventura, Erik Benner, Edward Whalen
Oracle VM 3 Cloud Implementation and Administration Guide, 2nd Edition
Cover Page
Title Page
Copyright Page
Dedication
Contents at a Glance
Contents
Acknowledgments
Introduction
PART I. Introduction to Oracle VM
1 Introduction to Virtualization and Cloud Computing
What Is Virtualization?
Reasons for Virtualizing
Cloud Computing
Server Consolidation
Server Provisioning
Functional Separation
Performance Improvement
Backup/Restore
Hosting
Training, Testing, Quality Assurance, and Practice
Overview of Virtualization Technologies
Full Software Virtualization
Hardware-Assisted Software Virtualization
Paravirtualization
Hybrid Virtualization Technology (PVHVM)
Component or Resource Virtualization
Backup Virtualization
Miscellaneous
The Hypervisor
Type 1 Hypervisor
Type 2 Hypervisor
Summary of Virtualization Technologies
Benefits of Hardware-Assisted Software Virtualization
Drawbacks of Hardware-Assisted Software Virtualization
Benefits of Paravirtualization
Drawbacks of Paravirtualization
Summary
2 What Is Oracle VM?
History of Oracle VM and Virtualization
History of Xen
Oracle VM Features
Oracle VM Server
Oracle VM Manager
Oracle Support for VM
Oracle’s VM Template Library
Oracle 64-bit VM Templates
Summary
3 Oracle VM Architecture
Oracle VM Architecture
Servers and Server Pools
Oracle VM Manager
Xen Architecture
Dom0
DomU
DomU-to-Dom0 Interaction
Networking
Hardware Virtual Machine (HVM) vs. Paravirtualized Virtual Machine (PVM)
Xen Hypervisor or Virtual Machine Monitor (VMM)
Features of Oracle VM
Hardware Support for Oracle VM
Summary
4 Oracle VM Lifecycle Management
The Oracle VM Virtual Machine Lifecycle
Creating and Deleting
Starting and Stopping
Suspending
Cloning, Creating from a Template, and Migrating
State Management and Transitions
Stopped
Running
Suspended
Summary
5 Planning and Sizing the Enterprise VM Server Farm
Planning the VM Server Farm
One Pool or Multiple Pools
Planning the Server Pool
Server Pool Configurations
Sizing and Capacity Planning
Sizing
Capacity Planning
Summary
6 What’s New in OVM 3.x
Introduction to OVM 3.x
OVM 3.x New Features
OVM Manager
New Management Features
Performance, Scalability, and Security
Distributed Resource Scheduling
Distributed Power Management
Disaster Recovery Using Oracle Site Guard
OCFS2 Filesystem
RESTful API
Integration with Private Cloud Appliance
Virtual Appliances
NVME Support
Storage Live Migration
Oracle VM Limitations
Oracle VM Server Limits
Oracle VM Virtual Machine Limits
Summary
7 Disaster Recovery Planning
Disaster Recovery for the OVM Manager
Recovery with a Reinstallation of OVMM
Recovery of Server Pools Using a Warm Standby OVMM
Disaster Recovery for VMs: Application Level
Disaster Recovery Using Site Guard for Oracle VM
Summary
8 Overview of Oracle Enterprise Manager Cloud Control
Ways to Use Enterprise Manager Cloud Control
OpenStack and the Private Cloud
Puppet and the Private Cloud
Summary
PART II. Installing and Configuring Oracle VM
9 Installing the Oracle VM Server
Hardware Prerequisites for Oracle VM Server
Oracle VM Server RAM Requirements
Oracle VM Server Local Disk Requirements
Network Requirements
Installation Methods
Basic Installation of the OVS from CD-ROM or ISO
Summary
10 Oracle VM Concepts
Hardware and Software Prerequisites for VM Manager
Hardware Requirements for the Oracle VM Manager
Software Requirements for the Oracle VM Manager
Modifying the Firewall Manually (If Necessary)
Installing VM Manager
Installing and Configuring the OS for the Oracle VM Manager
Managing the Oracle VM Manager
Summary
11 Installing and Configuring the Oracle VM CLI
Introduction to OVM CLI
Managing the OVM CLI
Starting and Stopping the CLI
Using OVM CLI
Connecting to the CLI
Basic Commands
Scripting with OVMCLI
CLI Useful Examples
Status of VMs Using Shell
Status of VMs Using Python
Cloning VMs
Other Scripts
Summary
12 Configuring the Oracle VM Server Network
What Makes Up a Network?
Oracle VM Networking
Network Bonding
Network VLANs
Configuring the Network Adapters
Configuring Networks
Configuring Virtual NICs
Summary
13 Configuring the VM Server Storage
Shared Storage vs. Non-Shared Storage
Configuring the Hardware for Storage
Connecting and Configuring the Storage
Creating a Repository
Storage Plug-Ins
Summary
PART III. Managing Oracle VM
14 Swimming in Server Pools
Getting Wet: Introducing the Server Pool
Skimming the Surface: A Simple, Shallow Pool
Server Pool Management
Server Pool Anti-Affinity Groups
Role Management
Server Pools and Availability
VM High Availability
Summary
15 Configuring Guest Resources
Guest Resources
Templates
Virtual Appliances
Shared Virtual Disks
Configuring Guest Resources Using the Oracle VM Manager
Configuring Templates with the Oracle VM Manager
CPU Pinning and the Oracle VM Utilities
Configuring Shared Virtual Disks with the VM Manager
Summary
16 Monitoring and Tuning Oracle VM Servers
Performance Monitoring
The xm top Command
The xm list Command
The xm uptime Command
The xm info Command
The xm vcpu-list Command
The xm log Command
The xm block-list Command
The xm network-list Command
Tuning the Oracle VM Server System
Tuning the OS and CPUs
Tuning the Network
Tuning the I/O Subsystem
Tuning Virtual Machines
Summary
PART IV. Installing and Configuring the VM Guest Additions
17 Oracle VM Templates
Oracle VM Guest Additions
Creating Templates Manually
Summary
18 Creating Virtual Machines Using Templates
Oracle VM Template or Appliance as a VM Source
Understanding the Resources
Network Management
Storage Management
Oracle VM Server Resources
Using a Template or Appliance to Create an Oracle VM
Importing a Template
Exporting a Template
Creating a Virtual Machine from a Template
Adding Resources to the New Virtual Machine
Oracle VM Assemblies
Summary
19 Creating Virtual Machines Manually
Creating a Virtual Machine Manually: Process Overview
Creating a Virtual Machine Manually: Process Details
Storage Management
Creating the Virtual Machine
Summary
20 Managing the VM Environment and Virtual Machines
Managing the State of Virtual Machines
Determining the Status of Virtual Machines
Starting Virtual Machines
Stopping Virtual Machines
Suspending/Resuming Virtual Machines
Migrating Virtual Machines
Changing the Configuration of Virtual Machines
Modifying Virtual Machines
Configuring Virtual Machine Networks
Configuring Storage on Virtual Machines
Changing the Configuration of VM Servers
Creating and Cloning Virtual Machines
Creating a Virtual Machine
Deleting Virtual Machines
Cloning Virtual Machines
Summary
21 Physical-to-Virtual Migration and Virtual-to-Virtual Migration
Migrating a Physical Server to OVM
Migrating Another Vendor’s VM to OVM
Migrating from VMware
Summary
22 Virtualization Summary and Best Practices
Oracle VM Resource Basics
Storage
Networking
Memory and CPU
Oracle VM and Resource Virtualization
The Oracle VM Start to Finish
Storage, Pools, Servers, and Repositories
Deploying Oracle VM
Summary
PART V. Installing and Configuring Enterprise Manager Cloud Control for IaaS
23 Basic Cloud Control Installation
Enterprise Manager IaaS Best Practices
Enterprise Manager Required Plug-Ins
Deploying the Enterprise Manager Agent to Oracle VM Manager 3.4
Discovering the OVMM in Enterprise Manager 13c
Summary
24 Using Cloud Control
User Access Control
Creating Cloud Control Users
Enterprise Manager Security
Configuring Showback/Chargeback
Charge Plans
Cost Centers
Common Tasks Using Cloud Control
Navigating the Infrastructure Cloud
Using Topology Maps
Monitoring OVS
Resynchronizing Enterprise Manager 13c to OVMM
Deploying Templates
Summary
25 Configuring Advanced Cloud Control and User Self-Provisioning
Configuring IaaS Self Service
Creating a Zone
Configuring the Cloud for IaaS
Using IaaS
Summary
PART VI. Disaster Recovery, Maintenance, and Troubleshooting
26 Oracle VM Disaster Recovery and Oracle Site Guard
Management Challenges
Recovery Time Objective
Recovery Point Objective
Oracle VM BR/DR
In the Beginning—Identifying Components for Backup and Recovery
The Pieces and Parts of Oracle VM Backup and Recovery
Site-Specific Local Data
Oracle VM BR/DR Data
Site Preparation
In the Middle—Establish Backup and Recovery Processes
In the End—Testing Recovery and Switchover Processes
Preparing the OEM Environment
Automating Switchover/Failover
Summary
27 Oracle VM Maintenance
Creating a Repository
YUM Repository Server Prerequisites
ULN Registration
Channel Subscription
YUM Server Configuration
Patching an Oracle VM Server
Configuring Server Update Groups in Oracle VM Manager
Updating the Oracle VM Servers
Summary
28 Oracle VM Troubleshooting
Oracle VM Server
Directories and Log Files
Command-Line Tools/Networking
Multipathing
NFS
Oracle VM Manager
Log Files and Directories
Entities
Jobs
Summary
Index
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8 Overview of Oracle Enterprise Manager Cloud Control
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9 Installing the Oracle VM Server
PART
II
Installing and Configuring
Oracle VM
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