Removing Clusterware binaries(GRID_HOME) from RAC3
Disable the Clusterware on "rac3" as root
[root@rac3 ~]# /u01/app/11.2.0/grid/crs/install/rootcrs.pl -deconfig -force
Delete "rac3" node from Clusterware configuration (on a remaining node)
[root@rac1 ~]# /u01/app/11.2.0/grid/bin/crsctl delete node -n rac3
Update inventory on "rac3"
[oracle@rac3 ~]$ . grid.env
[oracle@rac3 ~]$ cd $ORACLE_HOME/oui/bin
[oracle@rac3 bin]$ ./runInstaller -updateNodeList ORACLE_HOME=$ORACLE_HOME "CLUSTER_NODES={rac3}" CRS=TRUE -local
Remove the Clusterware Software from "rac3"
[oracle@rac3 ~]$ . grid.env
[oracle@rac3 ~]$ cd $ORACLE_HOME/deinstall
[oracle@rac3 deinstall]$ ./deinstall -local
Note:Make sure to specify the "-local" flag as not to remove more than just the local node’s software, etc.
The script will provide commands to be run as "root", in another window.
The script will provide commands to be run as "root", in another window.
Update inventories/node list on the remaining nodes.
[oracle@rac1 ~]$ . grid.env
[oracle@rac1 ~]$ cd $ORACLE_HOME/oui/bin
[oracle@rac1 bin]$ ./runInstaller -updateNodeList ORACLE_HOME=$ORACLE_HOME "CLUSTER_NODES={rac1,rac2}" CRS=TRUE
Confirm that the node has been properly removed via.
[oracle@rac1 ~]$ cluvfy stage -post nodedel -n rac3