Wednesday, November 19, 2025

[ORACLE RAC DBA] - crsctl start / stop commands:


crsctl start crs
Starts the entire clustware stack (including OHASD) on the local server.
Works ONLY for Local Node

crsctl stop crs
Stops the entire clustware stack (including OHASD) on the local server.
Works ONLY for Local Node

crsctl start cluster -all
Starts the cluster stack on all nodes (Not including the OHASD). OHASD must be running for this command to be successful.

crsctl stop cluster -all 
Stops the cluster stack on all nodes (Not including the OHASD). OHASD must be running for this command to be successful

crsctl start cluster –n rac2
Starts the cluster stack on remote node ‘rac2’ (Not including the OHASD). OHASD must be running on rac2 node for this command to be successful.