Hardware monitoring service on this host is not responding or not available

Hardware monitoring service on this host is not responding or not available

The Hardware Status tab displays the error:
Hardware monitoring service on this host is not responding or not available

You can see if restarting the Common Information Model (CIM) service.

• Open an SSH session to the host. Run this command
            /etc/init.d/sfcbd-watchdog restart

• With vCenter Server
            ESXi Canfiguration tab > Securty Profiles > Firewall Rule > Properties
            Restart CIM Server services

Go back to the Hardware Status tab on vCenter Server and click the Update link.
It may take up to 5 minutes to refresh.