Oracle Server – Enterprise Edition – Version: 9.2 to 11.1
Information in this document applies to any platform.
The goal of this articale is to find whether rac option is linked into Oracle binary or not.
steps to check
1.Go to $ORACLE_HOME/rdbms/lib
2.run the following command
nm -r libknlopt.a | grep -c kcsm.o
3.If above command returns 0, then RAC is not linked.If it returns more than 0, then it is linked.
If you want to make the binaries RAC enabled use the following steps:
1 Log in as the Oracle software owner in all nodes.
2 Shut down all the instances from all the nodes using a NORMAL or IMMEDIATE option.
3)Stop all the resources (like listener,ASM running from this home).
3 Change the working directory to $ORACLE_HOME/lib:
4 cd $ORACLE_HOME/lib Run the following make command to relink the Oracle binaries with the RAC option:
make -f ins_rdbms.mk rac_on