SSH password less Equivalence in RAC nodes are the most important things that count as pre reqs for installing Oracle RAC for more than one node for all RAC related users like oracle who is owner of database and grid who is owner of grid infrastructure. Oracle 11g includes automatic password less equivalence but as you guys know if it returns an error it is one of the most hillarious thing you can ever face before
Installing Oracle RAC (click the link for step by step guide of installing Oracle RAC) and at that time you always go for manual way which was very very difficult for new comers so here the easy way to configure password less equivalence for users in Solaris and Linux based operating systems.
