Table Of Contents - Red Hat ENTERPRISE LINUX 5 - LOGICAL VOLUME MANAGER ADMINISTRATION Manual
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1. About This Guide .......................................................................................................... vii
2. Audience ....................................................................................................................... vii
3. Software Versions .......................................................................................................... vii
4. Related Documentation .................................................................................................. vii
5. Feedback ..................................................................................................................... viii
6. Document Conventions ................................................................................................. viii
6.1. Typographic Conventions .................................................................................... viii
6.2. Pull-quote Conventions ......................................................................................... x
6.3. Notes and Warnings ............................................................................................ xi
1.1. Logical Volumes ........................................................................................................... 1
1.2. LVM Architecture Overview ........................................................................................... 2
1.3. The Clustered Logical Volume Manager (CLVM) ............................................................ 3
1.4. Document Overview ..................................................................................................... 5
2.1. Physical Volumes ......................................................................................................... 7
2.1.1. LVM Physical Volume Layout ............................................................................. 7
2.1.2. Multiple Partitions on a Disk ............................................................................... 8
2.2. Volume Groups ............................................................................................................ 8
2.3. LVM Logical Volumes ................................................................................................... 9
2.3.1. Linear Volumes ................................................................................................. 9
2.3.2. Striped Logical Volumes ................................................................................... 10
2.3.3. Mirrored Logical Volumes ................................................................................. 12
2.3.4. Snapshot Volumes ........................................................................................... 12
3.1. Creating LVM Volumes in a Cluster ............................................................................. 15
3.2. Logical Volume Creation Overview .............................................................................. 16
3.3. Growing a File System on a Logical Volume ................................................................ 16
3.4. Logical Volume Backup .............................................................................................. 16
3.5. Logging ...................................................................................................................... 17
4.1. Using CLI Commands ................................................................................................ 19
4.2. Physical Volume Administration ................................................................................... 20
4.2.1. Creating Physical Volumes ............................................................................... 21
4.2.2. Displaying Physical Volumes ............................................................................ 22
4.2.3. Preventing Allocation on a Physical Volume ...................................................... 23
4.2.4. Resizing a Physical Volume ............................................................................. 23
4.2.5. Removing Physical Volumes ............................................................................ 23
4.3. Volume Group Administration ...................................................................................... 23
4.3.1. Creating Volume Groups .................................................................................. 24
4.3.2. Creating Volume Groups in a Cluster ................................................................ 25
4.3.3. Adding Physical Volumes to a Volume Group .................................................... 25
4.3.4. Displaying Volume Groups ............................................................................... 25
4.3.5. Scanning Disks for Volume Groups to Build the Cache File ................................ 26
4.3.6. Removing Physical Volumes from a Volume Group ............................................ 27
4.3.7. Changing the Parameters of a Volume Group .................................................... 28
4.3.8. Activating and Deactivating Volume Groups ...................................................... 28
4.3.9. Removing Volume Groups ................................................................................ 28
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