I don't know if it is the best place to ask this question but this list helped me a lot of times! Trying to remove a map with: multipath -f <map> I get "map in use", surely by LVM. Problem is that every LVM command I try to run (vgdisplay, vgexport, vgchange), it hangs. Only a reboot? Thanks -- Domenico Viggiani -- dm-devel mailing list dm-devel@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/dm-devel