vmware-vdiskmanager -c -s 40GB -a lsilogic -t 0 mydisk.vmdk To clone a corrupt VMDK (skipping bad blocks):
(works on some sparse VMDKs):
voma -m vmfs -f check -d /vmfs/devices/disks/naa.XXXXX Then attempt repair: recover corrupt vmdk
vmware-vdiskmanager -R <your-disk>.vmdk To check and repair: vmware-vdiskmanager -c -s 40GB -a lsilogic -t 0 mydisk