How to manually failover a node or Storage Pools in aQuantaStor HA Cluster.
The option for Manual Failover is available on the "HA Failover" group object. If you are in the Storage pool section of the WebUI, expand the storage pool in the tree view so that you can see the HA failover group and then right click and choose the 'Storage pool Failover' option. There is also a section under High Availability that lists all of the "HA Failover" groups in the grid.
Please review the link below for additional details: