lvconvert fails with: Insufficient free space: 1 extents needed, but only 0 available
Issue
- lvconvert fails with:
Insufficient free space: 1 extents needed, but only 0 availablewhen creating mirror with same disk size:
# fdisk -l
Disk /dev/vda: 10.7 GB, 10737418240 bytes, 20971520 sectors
Units = sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk label type: dos
Disk identifier: 0x00038b2a
Device Boot Start End Blocks Id System
/dev/vda1 * 2048 1026047 512000 83 Linux
/dev/vda2 1026048 20971519 9972736 8e Linux LVM <===
Disk /dev/vdb: 10.7 GB, 10737418240 bytes, 20971520 sectors
Units = sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk label type: dos
Disk identifier: 0x5c2e93ac
Device Boot Start End Blocks Id System
/dev/vdb1 2048 1026047 512000 8e Linux LVM
/dev/vdb2 1026048 20971519 9972736 8e Linux LVM <===
Environment
- Red Hat Enterprise Linux(RHEL) 7
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