To migrate Oracle ASM disk groups without Oracle Cluster Registry (OCR) or voting files to Oracle ASMFD:

  1. Log in as the Oracle Grid Infrastructure owner on any node to run the commands in this procedure.
  2. List the existing disk groups:
  3. List the associated disks:
  4. Check if Oracle ASM is active:
  5. Stop the databases and dismount the disk group on all nodes:
  6. Label all existing disks in the disk group by running the following command for each disk on a Hub node:
  7. Scan the disks on all Hub nodes:
  8. Start the databases and mount the disk group on all nodes:

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