Rolling Back Listeners

Verb

This command is used to switch the listeners back to the old Oracle Home after the Update operation has been completed.

emcli
                db_software_maintenance -performOperation -name="Update Listener"
                -purpose=rollback_listener -target_type=oracle_database -target_list="DB1"
                -normal_credential="NC_HOST_CREDS:SYSMAN" -privilege_credential="HOST
                PRIV:SYSMAN"

where:

name: This is the unique name of the operation.
purpose: ROLLBACK_LISTENER
target_type: The type of target on which this operation is being performed. This can be "rac_database" for RAC and "oracle_database" for single instance databases.
target_list: This is a comma separated list of targets which need to be patched.
- Targets of homogenous types are supported in a single fleet operation.
- A unique list of hosts based on this target list is displayed and start stage of Oracle home software on those hosts.
- If targets running from the same Oracle home are provided in this list, the stage and deploy operation will be started only once and not for all targets.
normal_credential: This must be entered in the format <Named Credential: Credential Owner> where:
- <Named Credential>: Named credential for the host where new Oracle home will be deployed.
- <Credential Owner>: The Enterprise Manager user who owns this Named Credential.
privilege_credential: This must be entered in the format <Named Credential: Credential Owner> where:
- <Named Credential>: Named credential for the host where new Oracle home will be deployed.
- <Credential Owner>: The Enterprise Manager user who owns this Named Credential.
These credentials are used to run scripts as root.