sho dev /full opa0

Terminal OPA0:, device type LA36, is online, enabled as operator terminal,
    record-oriented device, carriage control.

    Error count                    0    Operations completed               9626
    Owner process                 ""    Owner UIC                      [SYSTEM]
    Owner process ID        00000104    Dev Prot              S:RWPL,O:RWPL,G,W
    Reference count                9    Default buffer size                 132