Difference between revisions of "LVM2"
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(New page: LVM is a logical volume manager for the Linux kernel. Category:Technology) |
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| − | LVM is a logical volume manager for the Linux kernel. | + | LVM is a logical volume manager for the Linux kernel. The LVM can: |
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| + | * Resize volume groups online by absorbing new physical volumes. | ||
| + | * Resize logical volumes online by concatenating extents onto them or truncating extents from them. | ||
| + | * Create snapshots of logical volumes. | ||
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| + | LVM snapshots are used by vzdump to create consistent backups of running VMs. | ||
[[Category:Technology]] | [[Category:Technology]] | ||
Revision as of 11:00, 14 April 2008
LVM is a logical volume manager for the Linux kernel. The LVM can:
- Resize volume groups online by absorbing new physical volumes.
- Resize logical volumes online by concatenating extents onto them or truncating extents from them.
- Create snapshots of logical volumes.
LVM snapshots are used by vzdump to create consistent backups of running VMs.