           event.node
           event.io_flavor or '-'
           'I/O'
+          '-'
           event.data
         ]
 

    'Who'
    'I/O Type'
    'Event'
    'Bytes'
  ]


          "#{event.from} &#8594; #{event.to}"
          event.protocol
          event.msg_type
          if event.is_send then 'send' else 'receive'
          event.data
        ]

