What are nodeapps services in Oracle RAC
Nodeapps are standard set of oracle application services which are started automatically for RAC.
Node apps Include:
1) VIP.
2) Oracle Net listener.
3) Global Service Daemon.
4) Oracle Notification Service.
Nodeapp Services run on each node of the cluster and will switched over to other nodes through VIP during the failover.
Useful commands to maintain nodeapps services:
To check the status:
srvctl status nodeapps
To start the nodeapps services:
srvctl start nodeapps -n NODE1
srvctl start nodeapps -n NODE2
To stop nodeapps services:
srvctl stop nodeapps -n NODE1
srvctl stop nodeapps -n NODE2
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