Proper steps to remove a node from a cluster
Hi,We want to remove a Linux server from a 3 nodes cluster in DEV environment and re_deploy it into a completely different cluster in PROD environment.
We only want to preserve the OS and the network interface.
The cluster is in 11.2.0.3 with ASM
The listeners are configured in GRID_HOME
The RAC is in 10.2.0.4.
Could you validate if the following steps are correct:
- Deleting RAC instances on the node to be deleted :
- ocrconfig –showbackup to verify we have a good backup of OCR
- shutdown all the database instances to be deleted.
- srvctl remove instance –d db_uniq_name –i instance_name ( repeat for all instances on the node to be deleted )
We only want to preserve the OS and the network interface.
The cluster is in 11.2.0.3 with ASM
The listeners are configured in GRID_HOME
The RAC is in 10.2.0.4.
Could you validate if the following steps are correct:
- Deleting RAC instances on the node to be deleted :
- ocrconfig –showbackup to verify we have a good backup of OCR
- shutdown all the database instances to be deleted.
- srvctl remove instance –d db_uniq_name –i instance_name ( repeat for all instances on the node to be deleted )
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