Logical Volume Manager HOWTO

bert hubert <ahu@ds9a.nl>
Richard Allen <ra@ra.is>

1. Introduction

• 1.1 Disclaimer & License
• 1.2 Prior knowledge
• 1.3 Housekeeping notes
• 1.4 Access, CVS & submitting updates
• 1.5 Layout of this document

2. What is LVM?

3. Basic principles

• 3.1 Show & Tell
• 3.2 Active and Inactive: kernel space and user space

4. Prerequisites

• 4.1 Kernel
• 4.2 Userspace

5. Growing your filesystem

• 5.1 With e2fsadm
• 5.2 Growing your Logical Volume
• 5.3 Growing your Volume Group
• 5.4 Growing your filesystem

6. Replacing disks

• 6.1 When it's too late

7. Making snapshots for consistent backups

• 7.1 How does it work?

8. Redundancy & Performance

• 8.1 Why stripe?
• 8.2 Why not
• 8.3 LVM native striping
• 8.4 Hardware RAID
• 8.5 Linux software RAID

9. Cookbook

• 9.1 Moving LVM disks between computers
• 9.2 Rebuilding /etc/lvmtab and /etc/lvmtab.d

10. Further reading

11. Acknowledgements & Thanks to