The ovm_servercontrol utility has the
        following command line options:
      
-u user name of an Oracle VM Manager admin user (required)
-p password corresponding with the admin user name (required)
-h host name of the server running Oracle VM Manager (required)
            -X use SSL to connect to
            Oracle VM Manager at tcps://host:54322
          
-s Oracle VM Server name
-I Oracle VM Server ID
-P agent password for the Oracle VM Server to be discovered (use together with -c discover)
-r storage repository name (for NFS export)
-i ID of the NFS export
-o options for the NFS export
-C client host name for the NFS export
-A acknowledge events (use together with -c events)
            use -A all to acknowledge events for the
            Oracle VM Server and the virtual machines it hosts
          
-c console command (required)
            [commands: start,
            stop, restart, kill, discover, mainton, maintoff, status,
            info, events, lock, upgrade, refresh, list, listnfsexports,
            createnfsexport, deletenfsexport]
          
          The mainton and maintoff
          commands activate or deactivate the Oracle VM Server maintenance mode.
        
          The discover command performs a discovery
          operation on an Oracle VM Server that was not yet previously
          discovered by Oracle VM Manager.
        
          The upgrade command initiates a yum upgrade
          on the given Oracle VM Server.
        
          The list command does not need an Oracle VM Server
          name argument. It lists every Oracle VM Server registered with the
          system.