Same problem again on another node. stop-cluster-script service httpd stop umount /var/www vgchange -aln service clvmd stop fence_tool leave service fenced stop service rgmanager stop cman_tool leave killall ccsd I run it and; ]# ./stop_gfs Stopping httpd: [ OK ] Found duplicate PV y6nVM03KVVWs0v68yQVmiGruP5hOSv1z: using /dev/sdd not /dev/sda Found duplicate PV wv0qVlspVX11RBlVI5IKyXLAVoH0eiZ3: using /dev/sde not /dev/sdb Found duplicate PV t9Fwnx7n6vrPpCZ8d3XKyO6V6cIvqeWR: using /dev/sdf not /dev/sdc 0 logical volume(s) in volume group "VolGroup01" now active 0 logical volume(s) in volume group "VolGroup04" now active 0 logical volume(s) in volume group "VolGroup03" now active 0 logical volume(s) in volume group "VolGroup02" now active Found duplicate PV y6nVM03KVVWs0v68yQVmiGruP5hOSv1z: using /dev/sdd not /dev/sda Found duplicate PV wv0qVlspVX11RBlVI5IKyXLAVoH0eiZ3: using /dev/sde not /dev/sdb Found duplicate PV t9Fwnx7n6vrPpCZ8d3XKyO6V6cIvqeWR: using /dev/sdf not /dev/sdc Found duplicate PV y6nVM03KVVWs0v68yQVmiGruP5hOSv1z: using /dev/sdd not /dev/sda Found duplicate PV wv0qVlspVX11RBlVI5IKyXLAVoH0eiZ3: using /dev/sde not /dev/sdb Found duplicate PV t9Fwnx7n6vrPpCZ8d3XKyO6V6cIvqeWR: using /dev/sdf not /dev/sdc Deactivating VG VolGroup01: [ OK ] Deactivating VG VolGroup02: [ OK ] Deactivating VG VolGroup03: [ OK ] Deactivating VG VolGroup04: [ OK ] Stopping clvm: [ OK ] Stopping fence domain: [ OK ] Cluster Service Manager is stopped. cman_tool: Can't leave cluster while there are 2 active subsystems # cman_tool services Service Name GID LID State Code -- Linux-cluster mailing list Linux-cluster@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/linux-cluster