Daniel Feau wrote:Well, that disk may have no partitions, but it definitely has an OCFS2 filesystem. We don't actually use partitions any more, so an earlier formatting attempt has obviously occurred. You will need to remove the OCFS2 filesystem:
/dev/mapper/SATA_WDC_WD5000BEKT-_WD-WX41A11X1750: LABEL="OVSd62418098e5d5" UUID="0004fb00-0005-0000-d3ad-62418098e5d5" TYPE="ocfs2"
This will remove the OCFS2 filesystem header and make the disk look like it has no filesystem.
# dd if=/dev/zero of=/dev/mapper/SATA_WDC_WD5000BEKT-_WD-WX41A11X1750 bs=4K count=4