Hi Bryn, I managed to figure it out. dmsetup remove /dev/mapper/d-xm.dt1old1 removes the partition. Then I can remove the LV. Sorry to bother you. Jan _______________________________________________ linux-lvm mailing list linux-lvm@redhat.com https://www.redhat.com/mailman/listinfo/linux-lvm read the LVM HOW-TO at http://tldp.org/HOWTO/LVM-HOWTO/