Node1
------
(oracle@lbdbora1) /home/oracle > cat /etc/oraInst.loc
inventory_loc=/u01/app/oracle/oraInventory
inst_group=dba

Node2:
-------
(oracle@lbdbora2) /sw/Oracle/AIX/oracle_10204/Disk1 > cat /etc/oraInst.loc
inventory_loc=/u01/app/oracle/oraInventory
inst_group=dba