Hi Bryn, > The partition map has a 'p' separator - d-pdc.oa.cp1 - the correct > command is: > > kpartx -d /dev/mapper/d-pdc.oa.c # kpartx -d /dev/mapper/d-pdc.oa.c # kpartx -l /dev/mapper/d-pdc.oa.c d-pdc.oa.c1 : 0 71103627 /dev/mapper/d-pdc.oa.c 63 # lvs | grep oa pdc.oa.c d -wi-ao 37.00G > >> server1:/# lvs | grep oa >> pdc.oa.c d -wi-ao 37.00G > > The LV is still showing as active and open here. You should be able to > remove it with lvremove d/pdc.oa.c or shut it down with > vgchange/lvchange after correctly removing the kpartx mapping. # lvremove d/pdc.oa.c Can't remove open logical volume "pdc.oa.c" # lvchange -a n d/pdc.oa.c LV d/pdc.oa.c in use: not deactivating > > If it still shows as open you may want to look at the output of > "dmsetup ls --tree" to see if there are other device-mapper devices > using it and make sure that it's not mounted anywhere. # dmsetup ls --tree d-pdc.oa.cp1 (254:78) └─d-pdc.oa.c (254:7) └─ (8:11) I'm positive it's not mounted anywhere. Any advice how to proceed from here? kind regards, 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/