VxVM vxdg Error - cannot be added to a CDS disk group ERROR V-5-1-6478

Not able to add a disk on shared disk group.

VxVM vxdg ERROR V-5-1-6478 Device disk_1 cannot be added to a CDS disk group

Solution:

Need to execute the command on master node !

- Find which node is master node

vxdctl -c mode

- Initialize disk

vxdisksetup -i disk_1

- Add disk is diskgroup

vxdg -g diskgroup_name adddisk   a_good_disk_name=disk_1