Voting disk manages node membership information and it is used by Cluster synchronization services demon (CSSD).
Backing up Voting Disks:-
Run the below command to back up the voting disk.
$ dd if=voting_disk_name of=backup_file_name
$ dd if=voting_disk_name of=backup_file_name bs=4k
Recovering Voting Disks:-
Run the below command to recover a voting disk
$ dd if=backup_file_name of=voting_disk_name
You can change the Voting Disk Configuration dynamically after the installation.
Please note that you need to run the command as “root”.
Run the below command to add a voting disk:
# crsctl add css votedisk_path
You can have upto 32 Voting disks.
Run the following command to remove a voting disk:
# crsctl delete css votedisk_path
Click here to learn Backup and Recovery of OCR