CONTAP-360958: vifmgr.lifdown.noports errors and LIF disruption during ANDU 9.7P22 to 9.9.1P20
Issue
During OTAP update from 9.7P22 to 9.9.1P20 multiple LIFs experience an outage due to lack of available ports and failover targets. Errors observed in EMS:
--Cluster1-02: vifmgr: vifmgr.lifdown.noports:alert]: LIF DataLif01 (on virtual server 5), IP address 172.16.100.50, currently cannot be hosted on node Cluster1-20, port e2a, or any of its failover targets, and is being marked as down.