Sorry for the late reply on this, after browsing through the Netapp SAN documentation, I discovered that the command 'system node run -node [node name] uptime' displays how long the FC protocol has been running
system node show * -fields uptime Displays the time since the last reboot or failover of a system or cluster node run-node nodename -command uptime Displays the uptime of the operating system of a specified node, that is, the time that the operating system has been running since the last reboot