Unable to create LVM mirrors with the error: "Insufficient suitable allocatable extents". How to fix it?
Issue
- When creating mirrored logical volumes, the error message came out: "Insufficient free space" in spite of there being plenty of free space.
- What is the reason? How to fix it?
Insufficient free space: XXX extents needed, but only 0 available
Unable to allocate extents for mirror(s).
Or
Insufficient suitable allocatable extents for logical volume : XX more required
Unable to allocate extents for mirror(s).
Environment
- Red Hat Enterprise Linux 4,5,6
- Logical Volume Manager 2 (LVM2)
Subscriber exclusive content
A Red Hat subscription provides unlimited access to our knowledgebase, tools, and much more.