Enable / Disable CRS (Oracle Clusterware Services)

Disabling CRS Stack

crsctl disable crs

This disables CRS / Clusterware services from being started in subsequent reboots. It will not stop the currently running CRS / Clusterware - it only ensures that the services do not come up after a reboot.

Enabling CRS Stack

crsctl enable crs

Use this to enable CRS / Clusterware to be started in subsequent reboots.

Start / Stop CRS commands

To Start CRS
Go to $CRS_HOME/bin
# ./crsctl start crs

To Stop CRS
Go to $CRS_HOME/bin
# ./crsctl stop crs

CRS enable/disable

Go to $CRS_HOME/bin
crsctl enable crs

crsctl disable crs # ensures that the services do not come up after a reboot.