Under the environment with dual switches, working nodes are configured to check hard disks every one minute. One of the nodes cannot be started properly when the other node is switching over its services, causing the switchover to fail.
In the ISM, choose Host port link down alarm messages can be found under Fault List., and a large number of
For the steps on replacing FC switches, see corresponding manuals supplied with the product.
It is recommended to set domains for FC switches to avoid this problem.