Installation Guide
1. Obtaining Red Hat Enterprise Linux
2. Making Media
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1. 2.1. Making an Installation DVD
2. 2.2. Making Minimal Boot Media
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  1. 2.2.1. Minimal USB Boot Media for BIOS-based Systems
  2. 2.2.2. Minimal USB Boot Media for UEFI-based Systems
3. 2.3. Creating a USGCB-compliant Installation Image
I. x86, AMD64, and Intel 64 — Installation and Booting
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1. 3. Planning for Installation on the x86 Architecture
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  1. 3.1. Upgrade or Install?
  2. 3.2. Is Your Hardware Compatible?
  3. 3.3. Hardware Requirements
  4. 3.4. RAID and Other Disk Devices
    
    Expand section "3.4. RAID and Other Disk Devices " Collapse section "3.4. RAID and Other Disk Devices "
    
    3.4.1. Hardware RAID
    
    3.4.2. Software RAID
    
    3.4.3. FireWire and USB Disks
  5. 3.5. Notes on UEFI Support
    
    Expand section "3.5. Notes on UEFI Support" Collapse section "3.5. Notes on UEFI Support"
    
    3.5.1. Feature Support
    
    3.5.2. Disk Drives with MBR on UEFI Systems
  6. 3.6. Do You Have Enough Disk Space?
  7. 3.7. Selecting an Installation Method
  8. 3.8. Choose a Boot Method
2. 4. Preparing for Installation
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  1. 4.1. Preparing for a Network Installation
    
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    4.1.1. Preparing for FTP, HTTP, and HTTPS Installation
    
    4.1.2. Preparing for an NFS Installation
  2. 4.2. Preparing for a Hard Drive Installation
3. 5. System Specifications List
4. 6. Updating Drivers During Installation on Intel and AMD Systems
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  1. 6.1. Limitations of Driver Updates During Installation
  2. 6.2. Preparing for a Driver Update During Installation
    
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    6.2.1. Preparing to Use a Driver Update Image File
    
    Expand section "6.2.1. Preparing to Use a Driver Update Image File" Collapse section "6.2.1. Preparing to Use a Driver Update Image File"
    
    6.2.1.1. Preparing to use an image file on local storage
    
    6.2.2. Preparing a Driver Disc
    
    Expand section "6.2.2. Preparing a Driver Disc" Collapse section "6.2.2. Preparing a Driver Disc"
    
    6.2.2.1. Creating a driver update disc on CD or DVD
    
    6.2.3. Preparing an Initial RAM Disk Update
  3. 6.3. Performing a Driver Update During Installation
    
    Expand section "6.3. Performing a Driver Update During Installation" Collapse section "6.3. Performing a Driver Update During Installation"
    
    6.3.1. Let the Installer Find a Driver Update Disk Automatically
    
    6.3.2. Let the Installer Prompt You for a Driver Update
    
    6.3.3. Use a Boot Option to Specify a Driver Update Disk
    
    6.3.4. Select a PXE Target that Includes a Driver Update
  4. 6.4. Specifying the Location of a Driver Update Image File or a Driver Update Disk
5. 7. Booting the Installer
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  1. 7.1. Starting the Installation Program
    
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    7.1.1. Booting the Installation Program on x86, AMD64, and Intel 64 Systems
    
    7.1.2. The Boot Menu
    
    7.1.3. Additional Boot Options
    
    Expand section "7.1.3. Additional Boot Options" Collapse section "7.1.3. Additional Boot Options"
    
    7.1.3.1. Kernel Options
  2. 7.2. Installing from a Different Source
  3. 7.3. Booting from the Network Using PXE
6. 8. Configuring Language and Installation Source
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  1. 8.1. The Text Mode Installation Program User Interface
    
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    8.1.1. Using the Keyboard to Navigate
  2. 8.2. Language Selection
  3. 8.3. Installation Method
    
    Expand section "8.3. Installation Method" Collapse section "8.3. Installation Method"
    
    8.3.1. Installing from a DVD
    
    8.3.2. Installing from a Hard Drive
    
    8.3.3. Performing a Network Installation
    
    8.3.4. Installing via NFS
    
    8.3.5. Installing via FTP, HTTP, or HTTPS
  4. 8.4. Verifying Media
7. 9. Installing Using Anaconda
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  1. 9.1. The Text Mode Installation Program User Interface
  2. 9.2. The Graphical Installation Program User Interface
    
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    9.2.1. Screenshots During Installation
    
    9.2.2. A Note About Virtual Consoles
  3. 9.3. Welcome to Red Hat Enterprise Linux
  4. 9.4. Language Selection
  5. 9.5. Keyboard Configuration
  6. 9.6. Storage Devices
    
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    9.6.1. The Storage Devices Selection Screen
    
    Expand section "9.6.1. The Storage Devices Selection Screen " Collapse section "9.6.1. The Storage Devices Selection Screen "
    
    9.6.1.1. Advanced Storage Options
    
    Expand section "9.6.1.1. Advanced Storage Options " Collapse section "9.6.1.1. Advanced Storage Options "
    
    9.6.1.1.1. Select and configure a network interface
    
    9.6.1.1.2. Configure iSCSI parameters
    
    9.6.1.1.3. Configure FCoE Parameters
  7. 9.7. Setting the Hostname
    
    Expand section "9.7. Setting the Hostname" Collapse section "9.7. Setting the Hostname"
    
    9.7.1. Editing Network Connections
    
    Expand section "9.7.1. Editing Network Connections" Collapse section "9.7.1. Editing Network Connections"
    
    9.7.1.1. Options common to all types of connection
    
    9.7.1.2. The Wired tab
    
    9.7.1.3. The 802.1x Security tab
    
    9.7.1.4. The IPv4 Settings tab
    
    Expand section "9.7.1.4. The IPv4 Settings tab" Collapse section "9.7.1.4. The IPv4 Settings tab"
    
    9.7.1.4.1. Editing IPv4 routes
    
    9.7.1.5. The IPv6 Settings tab
    
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    9.7.1.5.1. Editing IPv6 routes
    
    9.7.1.6. Restart a network device
  8. 9.8. Time Zone Configuration
  9. 9.9. Set the Root Password
  10. 9.10. Assign Storage Devices
  11. 9.11. Initializing the Hard Disk
  12. 9.12. Upgrading an Existing System
    
    Expand section "9.12. Upgrading an Existing System " Collapse section "9.12. Upgrading an Existing System "
    
    9.12.1. The Upgrade Dialog
    
    9.12.2. Upgrading Using the Installer
    
    9.12.3. Updating the Boot Loader Configuration
  13. 9.13. Disk Partitioning Setup
  14. 9.14. Choosing a Disk Encryption Passphrase
  15. 9.15. Creating a Custom Layout or Modifying the Default Layout
    
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    9.15.1. Create Storage
    
    9.15.2. Adding Partitions
    
    Expand section "9.15.2. Adding Partitions" Collapse section "9.15.2. Adding Partitions"
    
    9.15.2.1. File System Types
    
    9.15.3. Create Software RAID
    
    9.15.4. Create LVM Logical Volume
    
    9.15.5. Recommended Partitioning Scheme
    
    Expand section "9.15.5. Recommended Partitioning Scheme" Collapse section "9.15.5. Recommended Partitioning Scheme"
    
    9.15.5.1. x86, AMD64, and Intel 64 systems
    
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    9.15.5.1.1. Advice on Partitions
  16. 9.16. Write Changes to Disk
  17. 9.17. Package Group Selection
    
    Expand section "9.17. Package Group Selection" Collapse section "9.17. Package Group Selection"
    
    9.17.1. Installing from Additional Repositories
    
    9.17.2. Customizing the Software Selection
    
    Expand section "9.17.2. Customizing the Software Selection " Collapse section "9.17.2. Customizing the Software Selection "
    
    9.17.2.1. Core Network Services
  18. 9.18. x86, AMD64, and Intel 64 Boot Loader Configuration
    
    Expand section "9.18. x86, AMD64, and Intel 64 Boot Loader Configuration" Collapse section "9.18. x86, AMD64, and Intel 64 Boot Loader Configuration"
    
    9.18.1. Advanced Boot Loader Configuration
    
    9.18.2. Rescue Mode
    
    9.18.3. Alternative Boot Loaders
  19. 9.19. Installing Packages
  20. 9.20. Installation Complete
8. 10. Troubleshooting Installation on an Intel or AMD System
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  1. 10.1. You Are Unable to Boot Red Hat Enterprise Linux
    
    Expand section "10.1. You Are Unable to Boot Red Hat Enterprise Linux" Collapse section "10.1. You Are Unable to Boot Red Hat Enterprise Linux"
    
    10.1.1. Are You Unable to Boot With Your RAID Card?
    
    10.1.2. Is Your System Displaying Signal 11 Errors?
    
    10.1.3. Diagnosing Early Boot Problems
  2. 10.2. Trouble Beginning the Installation
    
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    10.2.1. Problems with Booting into the Graphical Installation
  3. 10.3. Trouble During the Installation
    
    Expand section "10.3. Trouble During the Installation" Collapse section "10.3. Trouble During the Installation"
    
    10.3.1. The "No devices found to install Red Hat Enterprise Linux" Error Message
    
    10.3.2. Saving Traceback Messages
    
    10.3.3. Trouble with Partition Tables
    
    10.3.4. Using Remaining Space
    
    10.3.5. The "drive must have a GPT disk label" Error Message
    
    10.3.6. Other Partitioning Problems
  4. 10.4. Problems After Installation
    
    Expand section "10.4. Problems After Installation" Collapse section "10.4. Problems After Installation"
    
    10.4.1. Trouble With the Graphical GRUB Screen on an x86-based System?
    
    10.4.2. Booting into a Graphical Environment
    
    10.4.3. Problems with the X Window System (GUI)
    
    10.4.4. Problems with the X Server Crashing and Non-Root Users
    
    10.4.5. Problems When You Try to Log In
    
    10.4.6. Is Your RAM Not Being Recognized?
    
    10.4.7. Your Printer Does Not Work
    
    10.4.8. Apache HTTP Server or Sendmail Stops Responding During Startup
II. IBM Power Systems — Installation and Booting
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1. 11. Planning for Installation on Power Systems Servers
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  1. 11.1. Upgrade or Install?
  2. 11.2. Hardware Requirements
  3. 11.3. Installation Tools
  4. 11.4. Preparation for IBM Power Systems servers
  5. 11.5. RAID and Other Disk Devices
    
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    11.5.1. Hardware RAID
    
    11.5.2. Software RAID
    
    11.5.3. FireWire and USB Disks
  6. 11.6. Do You Have Enough Disk Space?
  7. 11.7. Choose a Boot Method
2. 12. Preparing for Installation
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  1. 12.1. Preparing for a Network Installation
    
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    12.1.1. Preparing for FTP, HTTP, and HTTPS Installation
    
    12.1.2. Preparing for an NFS Installation
  2. 12.2. Preparing for a Hard Drive Installation
3. 13. Updating Drivers During Installation on IBM Power Systems Servers
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  1. 13.1. Limitations of Driver Updates During Installation
  2. 13.2. Preparing for a Driver Update During Installation
    
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    13.2.1. Preparing to Use a Driver Update Image File
    
    Expand section "13.2.1. Preparing to Use a Driver Update Image File" Collapse section "13.2.1. Preparing to Use a Driver Update Image File"
    
    13.2.1.1. Preparing to use an image file on local storage
    
    13.2.2. Preparing a Driver Disc
    
    Expand section "13.2.2. Preparing a Driver Disc" Collapse section "13.2.2. Preparing a Driver Disc"
    
    13.2.2.1. Creating a driver update disc on CD or DVD
    
    13.2.3. Preparing an Initial RAM Disk Update
  3. 13.3. Performing a Driver Update During Installation
    
    Expand section "13.3. Performing a Driver Update During Installation" Collapse section "13.3. Performing a Driver Update During Installation"
    
    13.3.1. Let the Installer Find a Driver Update Disk Automatically
    
    13.3.2. Let the Installer Prompt You for a Driver Update
    
    13.3.3. Use a Boot Option to Specify a Driver Update Disk
    
    13.3.4. Select an Installation Server Target That Includes a Driver Update
  4. 13.4. Specifying the Location of a Driver Update Image File or a Driver Update Disk
4. 14. Booting the Installer
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5. 15. Configuring Language and Installation Source
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  1. 15.1. The Text Mode Installation Program User Interface
    
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    15.1.1. Using the Keyboard to Navigate
  2. 15.2. Language Selection
  3. 15.3. Installation Method
    
    Expand section "15.3. Installation Method" Collapse section "15.3. Installation Method"
    
    15.3.1. Beginning Installation
    
    Expand section "15.3.1. Beginning Installation " Collapse section "15.3.1. Beginning Installation "
    
    15.3.1.1. Installing from a DVD
    
    15.3.2. Installing from a Hard Drive
    
    15.3.3. Performing a Network Installation
    
    15.3.4. Installing via NFS
    
    15.3.5. Installing via FTP, HTTP, or HTTPS
  4. 15.4. Verifying Media
6. 16. Installing Using Anaconda
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  1. 16.1. The Text Mode Installation Program User Interface
  2. 16.2. The Graphical Installation Program User Interface
  3. 16.3. A Note About Linux Virtual Consoles
  4. 16.4. Using the HMC vterm
  5. 16.5. Welcome to Red Hat Enterprise Linux
  6. 16.6. Language Selection
  7. 16.7. Keyboard Configuration
  8. 16.8. Storage Devices
    
    Expand section "16.8. Storage Devices" Collapse section "16.8. Storage Devices"
    
    16.8.1. The Storage Devices Selection Screen
    
    Expand section "16.8.1. The Storage Devices Selection Screen " Collapse section "16.8.1. The Storage Devices Selection Screen "
    
    16.8.1.1. Advanced Storage Options
    
    Expand section "16.8.1.1. Advanced Storage Options " Collapse section "16.8.1.1. Advanced Storage Options "
    
    16.8.1.1.1. Select and configure a network interface
    
    16.8.1.1.2. Configure iSCSI parameters
    
    16.8.1.1.3. Configure FCoE Parameters
  9. 16.9. Setting the Hostname
    
    Expand section "16.9. Setting the Hostname" Collapse section "16.9. Setting the Hostname"
    
    16.9.1. Editing Network Connections
    
    Expand section "16.9.1. Editing Network Connections" Collapse section "16.9.1. Editing Network Connections"
    
    16.9.1.1. Options common to all types of connection
    
    16.9.1.2. The Wired tab
    
    16.9.1.3. The 802.1x Security tab
    
    16.9.1.4. The IPv4 Settings tab
    
    Expand section "16.9.1.4. The IPv4 Settings tab" Collapse section "16.9.1.4. The IPv4 Settings tab"
    
    16.9.1.4.1. Editing IPv4 routes
    
    16.9.1.5. The IPv6 Settings tab
    
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    16.9.1.5.1. Editing IPv6 routes
    
    16.9.1.6. Restart a network device
  10. 16.10. Time Zone Configuration
  11. 16.11. Set the Root Password
  12. 16.12. Assign Storage Devices
  13. 16.13. Initializing the Hard Disk
  14. 16.14. Upgrading an Existing System
    
    Expand section "16.14. Upgrading an Existing System " Collapse section "16.14. Upgrading an Existing System "
    
    16.14.1. The Upgrade Dialog
    
    16.14.2. Upgrading Using the Installer
  15. 16.15. Disk Partitioning Setup
  16. 16.16. Choosing a Disk Encryption Passphrase
  17. 16.17. Creating a Custom Layout or Modifying the Default Layout
    
    Expand section "16.17. Creating a Custom Layout or Modifying the Default Layout " Collapse section "16.17. Creating a Custom Layout or Modifying the Default Layout "
    
    16.17.1. Create Storage
    
    16.17.2. Adding Partitions
    
    Expand section "16.17.2. Adding Partitions" Collapse section "16.17.2. Adding Partitions"
    
    16.17.2.1. File System Types
    
    16.17.3. Create Software RAID
    
    16.17.4. Create LVM Logical Volume
    
    16.17.5. Recommended Partitioning Scheme
  18. 16.18. Write Changes to Disk
  19. 16.19. Package Group Selection
    
    Expand section "16.19. Package Group Selection" Collapse section "16.19. Package Group Selection"
    
    16.19.1. Installing from Additional Repositories
    
    16.19.2. Customizing the Software Selection
    
    Expand section "16.19.2. Customizing the Software Selection " Collapse section "16.19.2. Customizing the Software Selection "
    
    16.19.2.1. Core Network Services
  20. 16.20. Installing Packages
  21. 16.21. Installation Complete
7. 17. Troubleshooting Installation on an IBM Power Systems server
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  1. 17.1. You Are Unable to Boot Red Hat Enterprise Linux
    
    Expand section "17.1. You Are Unable to Boot Red Hat Enterprise Linux" Collapse section "17.1. You Are Unable to Boot Red Hat Enterprise Linux"
    
    17.1.1. Is Your System Displaying Signal 11 Errors?
  2. 17.2. Trouble Beginning the Installation
    
    Expand section "17.2. Trouble Beginning the Installation" Collapse section "17.2. Trouble Beginning the Installation"
    
    17.2.1. Problems with Booting into the Graphical Installation
  3. 17.3. Trouble During the Installation
    
    Expand section "17.3. Trouble During the Installation" Collapse section "17.3. Trouble During the Installation"
    
    17.3.1. The "No devices found to install Red Hat Enterprise Linux" Error Message
    
    17.3.2. Saving Traceback Messages
    
    17.3.3. Trouble with Partition Tables
    
    17.3.4. Other Partitioning Problems for IBM Power Systems Users
  4. 17.4. Problems After Installation
    
    Expand section "17.4. Problems After Installation" Collapse section "17.4. Problems After Installation"
    
    17.4.1. Unable to IPL from *NWSSTG
    
    17.4.2. Booting into a Graphical Environment
    
    17.4.3. Problems with the X Window System (GUI)
    
    17.4.4. Problems with the X Server Crashing and Non-Root Users
    
    17.4.5. Problems When You Try to Log In
    
    17.4.6. Your Printer Does Not Work
    
    17.4.7. Apache HTTP Server or Sendmail Stops Responding During Startup
III. IBM System z Architecture - Installation and Booting
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1. 18. Planning for Installation on System z
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  1. 18.1. Pre-Installation
  2. 18.2. Overview of the System z Installation Procedure
    
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    18.2.1. Booting (IPL) the Installer
    
    18.2.2. Installation Phase 1
    
    18.2.3. Installation Phase 2
    
    18.2.4. Installation Phase 3
  3. 18.3. Graphical User Interface with X11 or VNC
    
    Expand section "18.3. Graphical User Interface with X11 or VNC" Collapse section "18.3. Graphical User Interface with X11 or VNC"
    
    18.3.1. Installation using X11 forwarding
    
    18.3.2. Installation using X11
    
    18.3.3. Installation using VNC
    
    18.3.4. Installation using a VNC listener
    
    18.3.5. Automating the Installation with Kickstart
    
    Expand section "18.3.5. Automating the Installation with Kickstart" Collapse section "18.3.5. Automating the Installation with Kickstart"
    
    18.3.5.1. Every Installation Produces a Kickstart File
2. 19. Preparing for Installation
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  1. 19.1. Preparing for a Network Installation
    
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    19.1.1. Preparing for FTP, HTTP, and HTTPS Installation
    
    19.1.2. Preparing for an NFS Installation
  2. 19.2. Preparing for a Hard Drive Installation
    
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    19.2.1. Accessing Installation Phase 3 and the Package Repository on a Hard Drive
    
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    19.2.1.1. Preparing for Booting the Installer from a Hard Drive
3. 20. Booting (IPL) the Installer
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  1. 20.1. Installing Under z/VM
    
    Expand section "20.1. Installing Under z/VM" Collapse section "20.1. Installing Under z/VM"
    
    20.1.1. Using the z/VM Reader
    
    20.1.2. Using a Prepared DASD
    
    20.1.3. Using a Prepared FCP-attached SCSI Disk
    
    20.1.4. Using an FCP-attached SCSI DVD Drive
  2. 20.2. Installing in an LPAR
    
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    20.2.1. Using an FTP Server
    
    20.2.2. Using the HMC or SE DVD Drive
    
    20.2.3. Using a Prepared DASD
    
    20.2.4. Using a Prepared FCP-attached SCSI Disk
    
    20.2.5. Using an FCP-attached SCSI DVD Drive
4. 21. Installation Phase 1: Configuring a Network Device
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  1. 21.1. A Note on Terminals
5. 22. Installation Phase 2: Configuring Language and Installation Source
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  1. 22.1. Non-interactive Line-Mode Installation
  2. 22.2. The Text Mode Installation Program User Interface
    
    Expand section "22.2. The Text Mode Installation Program User Interface" Collapse section "22.2. The Text Mode Installation Program User Interface"
    
    22.2.1. Using the Keyboard to Navigate
  3. 22.3. Language Selection
  4. 22.4. Installation Method
    
    Expand section "22.4. Installation Method" Collapse section "22.4. Installation Method"
    
    22.4.1. Installing from a DVD
    
    22.4.2. Installing from a Hard Drive
    
    22.4.3. Performing a Network Installation
    
    22.4.4. Installing via NFS
    
    22.4.5. Installing via FTP, HTTP, or HTTPS
  5. 22.5. Verifying Media
  6. 22.6. Retrieving Phase 3 of the Installation Program
6. 23. Installation Phase 3: Installing Using Anaconda
  Expand section "23. Installation Phase 3: Installing Using Anaconda" Collapse section "23. Installation Phase 3: Installing Using Anaconda"
  1. 23.1. The Non-interactive Line-Mode Text Installation Program Output
  2. 23.2. The Text Mode Installation Program User Interface
  3. 23.3. The Graphical Installation Program User Interface
  4. 23.4. Configure the Install Terminal
  5. 23.5. Welcome to Red Hat Enterprise Linux
  6. 23.6. Storage Devices
    
    Expand section "23.6. Storage Devices" Collapse section "23.6. Storage Devices"
    
    23.6.1. The Storage Devices Selection Screen
    
    Expand section "23.6.1. The Storage Devices Selection Screen " Collapse section "23.6.1. The Storage Devices Selection Screen "
    
    23.6.1.1. DASD low-level formatting
    
    23.6.1.2. Advanced Storage Options
    
    Expand section "23.6.1.2. Advanced Storage Options " Collapse section "23.6.1.2. Advanced Storage Options "
    
    23.6.1.2.1. Configure iSCSI parameters
    
    23.6.1.2.2. FCP Devices
  7. 23.7. Setting the Hostname
    
    Expand section "23.7. Setting the Hostname" Collapse section "23.7. Setting the Hostname"
    
    23.7.1. Editing Network Connections
    
    Expand section "23.7.1. Editing Network Connections" Collapse section "23.7.1. Editing Network Connections"
    
    23.7.1.1. Options common to all types of connection
    
    23.7.1.2. The Wired tab
    
    23.7.1.3. The 802.1x Security tab
    
    23.7.1.4. The IPv4 Settings tab
    
    Expand section "23.7.1.4. The IPv4 Settings tab" Collapse section "23.7.1.4. The IPv4 Settings tab"
    
    23.7.1.4.1. Editing IPv4 routes
    
    23.7.1.5. The IPv6 Settings tab
    
    Expand section "23.7.1.5. The IPv6 Settings tab" Collapse section "23.7.1.5. The IPv6 Settings tab"
    
    23.7.1.5.1. Editing IPv6 routes
    
    23.7.1.6. Restart a network device
  8. 23.8. Time Zone Configuration
  9. 23.9. Set the Root Password
  10. 23.10. Assign Storage Devices
  11. 23.11. Initializing the Hard Disk
  12. 23.12. Upgrading an Existing System
    
    Expand section "23.12. Upgrading an Existing System " Collapse section "23.12. Upgrading an Existing System "
    
    23.12.1. Upgrading Using the Installer
  13. 23.13. Disk Partitioning Setup
  14. 23.14. Choosing a Disk Encryption Passphrase
  15. 23.15. Creating a Custom Layout or Modifying the Default Layout
    
    Expand section "23.15. Creating a Custom Layout or Modifying the Default Layout " Collapse section "23.15. Creating a Custom Layout or Modifying the Default Layout "
    
    23.15.1. Create Storage
    
    23.15.2. Adding Partitions
    
    Expand section "23.15.2. Adding Partitions" Collapse section "23.15.2. Adding Partitions"
    
    23.15.2.1. File System Types
    
    23.15.3. Create Software RAID
    
    23.15.4. Create LVM Logical Volume
    
    23.15.5. Recommended Partitioning Scheme
  16. 23.16. Write Changes to Disk
  17. 23.17. Package Group Selection
    
    Expand section "23.17. Package Group Selection" Collapse section "23.17. Package Group Selection"
    
    23.17.1. Installing from Additional Repositories
    
    23.17.2. Customizing the Software Selection
    
    Expand section "23.17.2. Customizing the Software Selection " Collapse section "23.17.2. Customizing the Software Selection "
    
    23.17.2.1. Core Network Services
  18. 23.18. Installing Packages
  19. 23.19. Installation Complete
    
    Expand section "23.19. Installation Complete" Collapse section "23.19. Installation Complete"
    
    23.19.1. IPL Under z/VM
    
    23.19.2. IPL on an LPAR
    
    23.19.3. Continuing After Reboot (re-IPL)
7. 24. Troubleshooting Installation on IBM System z
  Expand section "24. Troubleshooting Installation on IBM System z" Collapse section "24. Troubleshooting Installation on IBM System z"
  1. 24.1. You Are Unable to Boot Red Hat Enterprise Linux
    
    Expand section "24.1. You Are Unable to Boot Red Hat Enterprise Linux" Collapse section "24.1. You Are Unable to Boot Red Hat Enterprise Linux"
    
    24.1.1. Is Your System Displaying Signal 11 Errors?
  2. 24.2. Trouble During the Installation
    
    Expand section "24.2. Trouble During the Installation" Collapse section "24.2. Trouble During the Installation"
    
    24.2.1. The "No devices found to install Red Hat Enterprise Linux" Error Message
    
    24.2.2. Saving Traceback Messages
    
    24.2.3. Other Partitioning Problems
  3. 24.3. Problems After Installation
    
    Expand section "24.3. Problems After Installation" Collapse section "24.3. Problems After Installation"
    
    24.3.1. Remote Graphical Desktops and XDMCP
    
    24.3.2. Problems When You Try to Log In
    
    24.3.3. Your Printer Does Not Work
    
    24.3.4. Apache HTTP Server or Sendmail Stops Responding During Startup
8. 25. Configuring an Installed Linux on System z Instance
  Expand section "25. Configuring an Installed Linux on System z Instance" Collapse section "25. Configuring an Installed Linux on System z Instance"
  1. 25.1. Adding DASDs
    
    Expand section "25.1. Adding DASDs" Collapse section "25.1. Adding DASDs"
    
    25.1.1. Dynamically Setting DASDs Online
    
    25.1.2. Persistently setting DASDs online
    
    Expand section "25.1.2. Persistently setting DASDs online" Collapse section "25.1.2. Persistently setting DASDs online"
    
    25.1.2.1. DASDs Which Are Part of the Root File System
    
    25.1.3. DASDs Which Are Not Part of the Root File System
    
    25.1.4. Preparing a New DASD with Low-level Formatting
    
    25.1.5. Expanding Existing LVM Volumes to New Storage Devices
  2. 25.2. Adding FCP-Attached Logical Units (LUNs)
    
    Expand section "25.2. Adding FCP-Attached Logical Units (LUNs)" Collapse section "25.2. Adding FCP-Attached Logical Units (LUNs)"
    
    25.2.1. Dynamically Activating an FCP LUN
    
    25.2.2. Persistently Activating FCP LUNs
    
    Expand section "25.2.2. Persistently Activating FCP LUNs" Collapse section "25.2.2. Persistently Activating FCP LUNs"
    
    25.2.2.1. FCP LUNs That Are Part of the Root File System
    
    25.2.2.2. FCP LUNs That Are Not Part of the Root File System
  3. 25.3. Adding a Network Device
    
    Expand section "25.3. Adding a Network Device" Collapse section "25.3. Adding a Network Device"
    
    25.3.1. Adding a qeth Device
    
    Expand section "25.3.1. Adding a qeth Device" Collapse section "25.3.1. Adding a qeth Device"
    
    25.3.1.1. Dynamically Adding a qeth Device
    
    25.3.1.2. Dynamically Removing a qeth Device
    
    25.3.1.3. Persistently Adding a qeth Device
    
    25.3.2. Adding an LCS Device
    
    Expand section "25.3.2. Adding an LCS Device" Collapse section "25.3.2. Adding an LCS Device"
    
    25.3.2.1. Dynamically Adding an LCS Device
    
    25.3.2.2. Persistently Adding an LCS Device
    
    25.3.3. Mapping Subchannels and Network Device Names
    
    25.3.4. Configuring a System z Network Device for Network Root File System
9. 26. Parameter and Configuration Files
  Expand section "26. Parameter and Configuration Files" Collapse section "26. Parameter and Configuration Files"
10. 27. IBM System z References
  Expand section "27. IBM System z References" Collapse section "27. IBM System z References"
IV. Advanced Installation Options
Expand section "IV. Advanced Installation Options" Collapse section "IV. Advanced Installation Options"
1. 28. Boot Options
  Expand section "28. Boot Options" Collapse section "28. Boot Options"
  1. 28.1. Configuring the Installation System at the Boot Menu
    
    Expand section "28.1. Configuring the Installation System at the Boot Menu" Collapse section "28.1. Configuring the Installation System at the Boot Menu"
    
    28.1.1. Specifying the Language
    
    28.1.2. Configuring the Interface
    
    28.1.3. Updating anaconda
    
    28.1.4. Specifying the Installation Method
    
    28.1.5. Specifying the Network Settings
    
    Expand section "28.1.5. Specifying the Network Settings" Collapse section "28.1.5. Specifying the Network Settings"
    
    28.1.5.1. Configuring a Bonded Interface
  2. 28.2. Enabling Remote Access to the Installation System
    
    Expand section "28.2. Enabling Remote Access to the Installation System" Collapse section "28.2. Enabling Remote Access to the Installation System"
    
    28.2.1. Enabling Remote Access with VNC
    
    28.2.2. Connecting the Installation System to a VNC Listener
    
    28.2.3. Enabling Remote Access with ssh
    
    28.2.4. Enabling Remote Access with Telnet
  3. 28.3. Logging to a Remote System During the Installation
    
    Expand section "28.3. Logging to a Remote System During the Installation" Collapse section "28.3. Logging to a Remote System During the Installation"
    
    28.3.1. Configuring a Log Server
  4. 28.4. Automating the Installation with Kickstart
  5. 28.5. Enhancing Hardware Support
    
    Expand section "28.5. Enhancing Hardware Support" Collapse section "28.5. Enhancing Hardware Support"
    
    28.5.1. Overriding Automatic Hardware Detection
  6. 28.6. Using the Maintenance Boot Modes
    
    Expand section "28.6. Using the Maintenance Boot Modes" Collapse section "28.6. Using the Maintenance Boot Modes"
    
    28.6.1. Verifying Boot Media
    
    28.6.2. Booting Your Computer with the Rescue Mode
    
    28.6.3. Upgrading Your Computer
2. 29. Installing Without Media
  Expand section "29. Installing Without Media" Collapse section "29. Installing Without Media"
3. 30. Setting Up an Installation Server
  Expand section "30. Setting Up an Installation Server" Collapse section "30. Setting Up an Installation Server"
  1. 30.1. Setting Up the Network Server
  2. 30.2. Network Boot Configuration
    
    Expand section "30.2. Network Boot Configuration" Collapse section "30.2. Network Boot Configuration"
    
    30.2.1. Configuring PXE Boot for BIOS
    
    30.2.2. Configuring PXE Boot for EFI
    
    30.2.3. Configuring for Power Systems Servers
  3. 30.3. Starting the tftp Server
  4. 30.4. Adding a Custom Boot Message
  5. 30.5. Performing the Installation
4. 31. Installing Through VNC
  Expand section "31. Installing Through VNC" Collapse section "31. Installing Through VNC"
  1. 31.1. VNC Viewer
  2. 31.2. VNC Modes in Anaconda
    
    Expand section "31.2. VNC Modes in Anaconda" Collapse section "31.2. VNC Modes in Anaconda"
    
    31.2.1. Direct Mode
    
    31.2.2. Connect Mode
  3. 31.3. Installation Using VNC
    
    Expand section "31.3. Installation Using VNC" Collapse section "31.3. Installation Using VNC"
    
    31.3.1. Installation Example
    
    31.3.2. Kickstart Considerations
    
    31.3.3. Firewall Considerations
  4. 31.4. References
5. 32. Kickstart Installations
  Expand section "32. Kickstart Installations" Collapse section "32. Kickstart Installations"
  1. 32.1. What are Kickstart Installations?
  2. 32.2. How Do You Perform a Kickstart Installation?
  3. 32.3. Creating the Kickstart File
  4. 32.4. Kickstart Options
    
    Expand section "32.4. Kickstart Options" Collapse section "32.4. Kickstart Options"
    
    32.4.1. Advanced Partitioning Example
  5. 32.5. Package Selection
  6. 32.6. Pre-installation Script
  7. 32.7. Post-installation Script
  8. 32.8. Kickstart Examples
    
    Expand section "32.8. Kickstart Examples" Collapse section "32.8. Kickstart Examples"
    
    32.8.1. Set host name interactively during installation
    
    32.8.2. Registering and Then Mounting an NFS Share
    
    32.8.3. Registering a System in RHN Classic
    
    32.8.4. Running subscription-manager as a Post-Install Script
    
    32.8.5. Changing partition layout
  9. 32.9. Making the Kickstart File Available
    
    Expand section "32.9. Making the Kickstart File Available" Collapse section "32.9. Making the Kickstart File Available"
    
    32.9.1. Creating Kickstart Boot Media
    
    32.9.2. Making the Kickstart File Available on the Network
  10. 32.10. Making the Installation Tree Available
  11. 32.11. Starting a Kickstart Installation
6. 33. Kickstart Configurator
  Expand section "33. Kickstart Configurator" Collapse section "33. Kickstart Configurator"
  1. 33.1. Basic Configuration
  2. 33.2. Installation Method
  3. 33.3. Boot Loader Options
  4. 33.4. Partition Information
    
    Expand section "33.4. Partition Information" Collapse section "33.4. Partition Information"
    
    33.4.1. Creating Partitions
    
    Expand section "33.4.1. Creating Partitions" Collapse section "33.4.1. Creating Partitions"
    
    33.4.1.1. Creating Software RAID Partitions
  5. 33.5. Network Configuration
  6. 33.6. Authentication
  7. 33.7. Firewall Configuration
    
    Expand section "33.7. Firewall Configuration" Collapse section "33.7. Firewall Configuration"
    
    33.7.1. SELinux Configuration
  8. 33.8. Display Configuration
  9. 33.9. Package Selection
  10. 33.10. Pre-Installation Script
  11. 33.11. Post-Installation Script
    
    Expand section "33.11. Post-Installation Script" Collapse section "33.11. Post-Installation Script"
    
    33.11.1. Chroot Environment
    
    33.11.2. Use an Interpreter
  12. 33.12. Saving the File
V. After Installation
Expand section "V. After Installation" Collapse section "V. After Installation"
1. 34. Firstboot
  Expand section "34. Firstboot" Collapse section "34. Firstboot"
  1. 34.1. License Information
  2. 34.2. Configuring the Subscription Service
    
    Expand section "34.2. Configuring the Subscription Service" Collapse section "34.2. Configuring the Subscription Service"
    
    34.2.1. Set Up Software Updates
    
    34.2.2. Choose Service
    
    34.2.3. Subscription Management Registration
  3. 34.3. Create User
    
    Expand section "34.3. Create User" Collapse section "34.3. Create User"
    
    34.3.1. Authentication Configuration
  4. 34.4. Date and Time
  5. 34.5. Kdump
2. 35. Your Next Steps
  Expand section "35. Your Next Steps" Collapse section "35. Your Next Steps"
  1. 35.1. Updating Your System
    
    Expand section "35.1. Updating Your System" Collapse section "35.1. Updating Your System"
    
    35.1.1. Driver Update rpm Packages
  2. 35.2. Finishing an Upgrade
  3. 35.3. Switching to a Graphical Login
    
    Expand section "35.3. Switching to a Graphical Login" Collapse section "35.3. Switching to a Graphical Login"
    
    35.3.1. Enabling Access to Software Repositories from the Command Line
    
    Expand section "35.3.1. Enabling Access to Software Repositories from the Command Line" Collapse section "35.3.1. Enabling Access to Software Repositories from the Command Line"
    
    35.3.1.1. Enabling Access to Software Repositories Through the Internet
    
    35.3.1.2. Using a Red Hat Enterprise Linux Installation DVD as a Software Repository
  4. 35.4. Installing Packages With yum
  5. 35.5. Automating the Initial Configuration of Cloud Instances Using cloud-init
3. 36. Basic System Recovery
  Expand section "36. Basic System Recovery" Collapse section "36. Basic System Recovery"
  1. 36.1. Rescue Mode
    
    Expand section "36.1. Rescue Mode" Collapse section "36.1. Rescue Mode"
    
    36.1.1. Common Problems
    
    Expand section "36.1.1. Common Problems" Collapse section "36.1.1. Common Problems"
    
    36.1.1.1. Unable to Boot into Red Hat Enterprise Linux
    
    36.1.1.2. Hardware/Software Problems
    
    36.1.1.3. Root Password
    
    36.1.2. Booting into Rescue Mode
    
    Expand section "36.1.2. Booting into Rescue Mode" Collapse section "36.1.2. Booting into Rescue Mode"
    
    36.1.2.1. Reinstalling the Boot Loader
    
    36.1.3. Booting into Single-User Mode
    
    36.1.4. Booting into Emergency Mode
  2. 36.2. Rescue Mode on Power Systems servers
    
    Expand section "36.2. Rescue Mode on Power Systems servers" Collapse section "36.2. Rescue Mode on Power Systems servers"
    
    36.2.1. Special Considerations for Accessing the SCSI Utilities from Rescue Mode
  3. 36.3. Using Rescue Mode to Fix or Work Around Driver Problems
    
    Expand section "36.3. Using Rescue Mode to Fix or Work Around Driver Problems" Collapse section "36.3. Using Rescue Mode to Fix or Work Around Driver Problems"
    
    36.3.1. Using RPM to Add, Remove, or Replace a Driver
    
    36.3.2. Blacklisting a Driver
4. 37. Upgrading Your Current System
5. 38. Unregistering from Red Hat Subscription Management Services
  Expand section "38. Unregistering from Red Hat Subscription Management Services" Collapse section "38. Unregistering from Red Hat Subscription Management Services"
6. 39. Removing Red Hat Enterprise Linux From x86-based Systems
  Expand section "39. Removing Red Hat Enterprise Linux From x86-based Systems" Collapse section "39. Removing Red Hat Enterprise Linux From x86-based Systems"
  1. 39.1. Red Hat Enterprise Linux is the Only Operating System on the Computer
  2. 39.2. Your Computer Dual-boots Red Hat Enterprise Linux and Another Operating System
    
    Expand section "39.2. Your Computer Dual-boots Red Hat Enterprise Linux and Another Operating System" Collapse section "39.2. Your Computer Dual-boots Red Hat Enterprise Linux and Another Operating System"
    
    39.2.1. Your Computer Dual-boots Red Hat Enterprise Linux and a Microsoft Windows Operating System
    
    Expand section "39.2.1. Your Computer Dual-boots Red Hat Enterprise Linux and a Microsoft Windows Operating System" Collapse section "39.2.1. Your Computer Dual-boots Red Hat Enterprise Linux and a Microsoft Windows Operating System"
    
    39.2.1.1. Windows 2000, Windows Server 2000, Windows XP, and Windows Server 2003
    
    39.2.1.2. Windows Vista and Windows Server 2008
    
    39.2.2. Your computer dual-boots Red Hat Enterprise Linux and a different Linux distribution
  3. 39.3. Replacing Red Hat Enterprise Linux with MS-DOS or Legacy Versions of Microsoft Windows
7. 40. Removing Red Hat Enterprise Linux from IBM System z
  Expand section "40. Removing Red Hat Enterprise Linux from IBM System z" Collapse section "40. Removing Red Hat Enterprise Linux from IBM System z"
  1. 40.1. Running a Different Operating System on your z/VM Guest or LPAR
VI. Technical Appendices
Expand section "VI. Technical Appendices" Collapse section "VI. Technical Appendices"
1. A. An Introduction to Disk Partitions
  Expand section "A. An Introduction to Disk Partitions" Collapse section "A. An Introduction to Disk Partitions"
  1. A.1. Hard Disk Basic Concepts
    
    Expand section "A.1. Hard Disk Basic Concepts" Collapse section "A.1. Hard Disk Basic Concepts"
    
    A.1.1. It is Not What You Write, it is How You Write It
    
    A.1.2. Partitions: Turning One Drive Into Many
    
    A.1.3. Partitions Within Partitions — An Overview of Extended Partitions
    
    A.1.4. GUID Partition Table (GPT)
    
    A.1.5. Making Room For Red Hat Enterprise Linux
    
    Expand section "A.1.5. Making Room For Red Hat Enterprise Linux" Collapse section "A.1.5. Making Room For Red Hat Enterprise Linux"
    
    A.1.5.1. Using Unpartitioned Free Space
    
    A.1.5.2. Using Space from an Unused Partition
    
    A.1.5.3. Using Free Space from an Active Partition
    
    Expand section "A.1.5.3. Using Free Space from an Active Partition" Collapse section "A.1.5.3. Using Free Space from an Active Partition"
    
    A.1.5.3.1. Compress existing data
    
    A.1.5.3.2. Resize the existing partition
    
    A.1.5.3.3. Create new partition(s)
    
    A.1.6. Partition Naming Scheme
    
    A.1.7. Disk Partitions and Other Operating Systems
    
    A.1.8. Disk Partitions and Mount Points
    
    A.1.9. How Many Partitions?
2. B. iSCSI Disks
  Expand section "B. iSCSI Disks" Collapse section "B. iSCSI Disks"
  1. B.1. iSCSI Disks in anaconda
  2. B.2. iSCSI Disks During Start Up
3. C. Disk Encryption
  Expand section "C. Disk Encryption" Collapse section "C. Disk Encryption"
  1. C.1. What is Block Device Encryption?
  2. C.2. Encrypting Block Devices Using dm-crypt/LUKS6tit
    
    Expand section "C.2. Encrypting Block Devices Using dm-crypt/LUKS6tit" Collapse section "C.2. Encrypting Block Devices Using dm-crypt/LUKS6tit"
    
    C.2.1. Overview of LUKS
    
    C.2.2. How Will I Access the Encrypted Devices After Installation? (System Startup)
    
    C.2.3. Choosing a Good Passphrase
  3. C.3. Creating Encrypted Block Devices in Anaconda
    
    Expand section "C.3. Creating Encrypted Block Devices in Anaconda" Collapse section "C.3. Creating Encrypted Block Devices in Anaconda"
    
    C.3.1. What Kinds of Block Devices Can Be Encrypted?
    
    C.3.2. Saving Passphrases
    
    C.3.3. Creating and Saving Backup Passphrases
  4. C.4. Creating Encrypted Block Devices on the Installed System After Installation
    
    Expand section "C.4. Creating Encrypted Block Devices on the Installed System After Installation " Collapse section "C.4. Creating Encrypted Block Devices on the Installed System After Installation "
    
    C.4.1. Create the Block Devices
    
    C.4.2. Optional: Fill the Device with Random Data
    
    C.4.3. Format the Device as a dm-crypt/LUKS Encrypted Device
    
    C.4.4. Create a Mapping to Allow Access to the Device's Decrypted Contents
    
    C.4.5. Create File Systems on the Mapped Device or Continue to Build Complex Storage Structures Using the Mapped Device
    
    C.4.6. Add the Mapping Information to /etc/crypttab
    
    C.4.7. Add an Entry to /etc/fstab
  5. C.5. Common Post-Installation Tasks
    
    Expand section "C.5. Common Post-Installation Tasks" Collapse section "C.5. Common Post-Installation Tasks"
    
    C.5.1. Set a Randomly Generated Key as an Additional Way to Access an Encrypted Block Device
    
    Expand section "C.5.1. Set a Randomly Generated Key as an Additional Way to Access an Encrypted Block Device" Collapse section "C.5.1. Set a Randomly Generated Key as an Additional Way to Access an Encrypted Block Device"
    
    C.5.1.1. Generate a Key
    
    C.5.1.2. Add the Key to an Available Keyslot on the Encrypted Device
    
    C.5.2. Add a New Passphrase to an Existing Device
    
    C.5.3. Remove a Passphrase or Key from a Device
4. D. Understanding LVM
5. E. The GRUB Boot Loader
  Expand section "E. The GRUB Boot Loader" Collapse section "E. The GRUB Boot Loader"
  1. E.1. Boot Loaders and System Architecture
  2. E.2. GRUB
    
    Expand section "E.2. GRUB" Collapse section "E.2. GRUB"
    
    E.2.1. GRUB and the Boot Process on BIOS-based x86 Systems
    
    E.2.2. GRUB and the Boot Process on UEFI-based x86 Systems
    
    E.2.3. Features of GRUB
  3. E.3. Installing GRUB
  4. E.4. Troubleshooting GRUB
  5. E.5. GRUB Terminology
    
    Expand section "E.5. GRUB Terminology" Collapse section "E.5. GRUB Terminology"
    
    E.5.1. Device Names
    
    E.5.2. File Names and Blocklists
    
    E.5.3. The Root File System and GRUB
  6. E.6. GRUB Interfaces
    
    Expand section "E.6. GRUB Interfaces" Collapse section "E.6. GRUB Interfaces"
    
    E.6.1. Interfaces Load Order
  7. E.7. GRUB Commands
  8. E.8. GRUB Menu Configuration File
    
    Expand section "E.8. GRUB Menu Configuration File" Collapse section "E.8. GRUB Menu Configuration File"
    
    E.8.1. Configuration File Structure
    
    E.8.2. Configuration File Directives
  9. E.9. Changing Runlevels at Boot Time
  10. E.10. Additional Resources
    
    Expand section "E.10. Additional Resources" Collapse section "E.10. Additional Resources"
    
    E.10.1. Installed Documentation
    
    E.10.2. Useful Websites
6. F. Boot Process, Init, and Shutdown
  Expand section "F. Boot Process, Init, and Shutdown" Collapse section "F. Boot Process, Init, and Shutdown"
  1. F.1. The Boot Process
  2. F.2. A Detailed Look at the Boot Process
    
    Expand section "F.2. A Detailed Look at the Boot Process" Collapse section "F.2. A Detailed Look at the Boot Process"
    
    F.2.1. The Firmware Interface
    
    Expand section "F.2.1. The Firmware Interface" Collapse section "F.2.1. The Firmware Interface"
    
    F.2.1.1. BIOS-based x86 Systems
    
    F.2.1.2. UEFI-based x86 Systems
    
    F.2.2. The Boot Loader
    
    Expand section "F.2.2. The Boot Loader" Collapse section "F.2.2. The Boot Loader"
    
    F.2.2.1. The GRUB boot loader for x86 systems
    
    F.2.2.2. Boot Loaders for Other Architectures
    
    F.2.3. The Kernel
    
    F.2.4. The /sbin/init Program
    
    F.2.5. Job Definitions
  3. F.3. Running Additional Programs at Boot Time
  4. F.4. SysV Init Runlevels
    
    Expand section "F.4. SysV Init Runlevels" Collapse section "F.4. SysV Init Runlevels"
    
    F.4.1. Runlevels
    
    F.4.2. Runlevel Utilities
  5. F.5. Shutting Down
7. G. Alternatives to busybox commands
8. H. Other Technical Documentation
I. Revision History
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C.5.2. Add a New Passphrase to an Existing Device

cryptsetup luksAddKey <device>

After being prompted for any one of the existing passphrases for authentication, you will be prompted to enter the new passphrase.