Additional Resources

Use these sources to learn more about LVM.

Installed Documentation

rpm -qd lvm2 - This command shows all the documentation available from the lvm package, including man pages.

lvm help - This command shows all LVM commands available.

Useful Websites

http://sources.redhat.com/lvm2 - LVM2 webpage, which contains an overview, link to the mailing lists, and more.

http://tldp.org/HOWTO/LVM-HOWTO/ - LVM HOWTO from the Linux Documentation Project.

Part II. Package Management

All software on a Community Enterprise Linux system is divided into RPM packages which can be installed, upgraded, or removed. This part describes how to manage the RPM packages on a Community Enterprise Linux system using graphical and command line tools.

Table of Contents

Package Management with RPM

RPM Design Goals

Finding RPM Packages
Installing
Uninstalling
Upgrading
Freshening
Querying
Verifying

Checking a Package's Signature

Importing Keys
Verifying Signature of Packages

Practical and Common Examples of RPM Usage

Additional Resources

Installed Documentation
Useful Websites
Related Books

Package Management Tool

Listing and Analyzing Packages
Installing and Removing Packages

YUM (Yellowdog Updater Modified)

Setting Up a Yum Repository

yum Commands

yum Options

Configuring yum

[main] Options
[repository] Options

Useful yum Variables

Product Subscriptions and Entitlements

An Overview of Managing Subscriptions and Content

The Purpose of Subscription Management
Defining Subscriptions, Entitlements, and Products
Subscription Management Tools
Subscription and Content Architecture
Advanced Content Management: Extended Update Support
RHN Classic v. Certificate-based CentOS Network

Using CentOS Subscription Manager Tools

Launching CentOS Subscription Manager
About subscription-manager
Looking at RHN Subscription Management
Looking at Subscription Asset Manager

Managing Special Deployment Scenarios

Local Subscription Services, Local Content Providers, and Multi-Tenant Organizations
Virtual Guests and Hosts
Domains

Registering, Unregistering, and Reregistering a System

Registering Consumers in the Hosted Environment
Registering Consumers to a Local Organization
Registering an Offline Consumer
Registering from the Command Line
Unregistering
Restoring a Registration

Migrating Systems from RHN Classic to Certificate-based CentOS Network

Installing the Migration Tools
Migrating from RHN Classic to Certificate-based CentOS Network
Unregistering from RHN Classic Only
Migrating a Disconnected System
Looking at Channel and Certificate Mappings

Handling Subscriptions

Subscribing and Unsubscribing through the CentOS Subscription Manager GUI
Handling Subscriptions through the Command Line
Stacking Subscriptions
Manually Adding a New Subscription

Redeeming Subscriptions on a Machine

Redeeming Subscriptions through the GUI
Redeeming Subscriptions on a Machine through the Command Line

Viewing Available and Used Subscriptions

Viewing Subscriptions in the GUI
Listing Subscriptions with the Command Line
Viewing Subscriptions Used in Both RHN Classic and Certificate-based CentOS Network

Working with Subscription yum Repos

Responding to Subscription Notifications

Healing Subscriptions

Enabling Healing
Changing the Healing Check Frequency

Working with Subscription Asset Manager

Configuring Subscription Manager to Work with Subscription Asset Manager
Viewing Organization Information

Updating Entitlements Certificates

Updating Entitlement Certificates
Updating Subscription Information

Configuring the Subscription Service

CentOS Subscription Manager Configuration Files
Using the config Command
Using an HTTP Proxy
Changing the Subscription Server
Configuring CentOS Subscription Manager to Use a Local Content Provider
Managing Secure Connections to the Subscription Server
Starting and Stopping the Subscription Service
Checking Logs
Showing and Hiding Incompatible Subscriptions
Checking and Adding System Facts
Regenerating Identity Certificates
Getting the System UUID
Viewing Package Profiles
Retrieving the Consumer ID, Registration Tokens, and Other Information

About Certificates and Managing Entitlements

The Structure of Identity Certificates
The Structure of Entitlement Certificates
The Structure of Product Certificates
Anatomy of Satellite Certificates