About the vxfenswap utility

The vxfenswap utility allows you to add, remove, and replace coordinator points in a cluster that is online. The utility verifies that the serial number of the new disks are identical on all the nodes and the new disks can support I/O fencing.

Refer to the vxfenswap(1M) manual page.

You can replace the coordinator disks without stopping I/O fencing in the following cases:

If the vxfenswap operation is unsuccessful, then you can use the -a cancel of the vxfenswap command to manually roll back the changes that the vxfenswap utility does.