> > multipaths { > multipath { > wwid 360060160200161a037f90d75dfca84f7 > alias 416L3 > path_grouping_policy failover > path_selector "round-robin 0" > features "0" > hardware_handler "1 emc" > } > } > hardware_handler and fetures params must be in the devices {} section, not in multipaths {}. Also, pgpolicy is best set to group_by_serial with Clariion hw. You'll see it produce same grouping than failover in your case. Regards, cvaroqui