What does the time value in Nodes & services view of the TIBCO Spotfire Administration console represent?

What does the time value in Nodes & services view of the TIBCO Spotfire Administration console represent?

What does the time value in Nodes & services view of the TIBCO Spotfire Administration console represent?
See the screenshot below with highlighted column.



  At regular intervals, Web player or automation services check if they are able to communicate with the TIBCO Spotfire server or not. So, based on that most recent status information, the time value keeps changing. The update is called every minute so the time value changes every minute in the UI. server.log in DEBUG mode will capture following snippet that shows successful polling status 200

DEBUG 2019-09-23T12:04:06,068-0400 [nodemanager@SPOTFIRESYSTEM, #8, #90333] web.controller.NodeManagerController: Received HeartBeatCommand command from ee0bc938-0691-4c39-8dae-4a8a9aa7eb94/nm78.nc.com:9445
DEBUG 2019-09-23T12:04:11,148-0400 [monitor-8398] nodemanager.control.TopologyInspector: The polling of the node manager nm78.nc.com:9445/ee0bc938-0691-4c39-8dae-4a8a9aa7eb94 took 70ms. Communication response: 200