Data outage during switched to switchless conversion
Applies to
- FAS8040
- Switched cluster to 2 node switchless cluster conversion
- ONTAP 9.7P11
Issue
- Following documentation Transitioning to a two-node switchless cluster data outage is experienced during the procedure after cabling ports e0a / e0b directly to each node
EMS log shows following
[Node-A: vifmgr: vifmgr.lifsuccessfullymoved:notice]: LIF Node-A_clus1 (on virtual server 4294967293), IP address 169.254.49.239, is now hosted on node Node-A, port e0a.
[Node-A: vifmgr: vifmgr.lifmoved.linkdown:notice]: LIF Node-A_clus1 (on virtual server 4294967293), IP address 169.254.49.239, is being moved to node Node-A, port e0a.
[Node-A: mgwd: clus.net.switchlessInv:notice]: One or more cluster ports are directly wired to a cluster port on another node, but the "switchless-cluster" option is not enabled.
[Node-A: vifmgr: vifmgr.dbase.checkerror:alert]: VIFMgr experienced an error verifying cluster database consistency. Some LIFs might not be hosted properly as a result.
[Node-A: vifmgr: vifmgr.startup.failover.err:alert]: VIFMgr encountered errors during startup.
- Then the data LIFs get removed from the physical ports they are hosted on
[Node-A: vifmgr: vifmgr.lifBeingRemoved:notice]: LIF Data-Vserver1-Lif1 (on virtual server 16), IP address x.x.x.x, is being removed from node Node-A, port e0e
[Node-A: vifmgr: vifmgr.lifBeingRemoved:notice]: LIF Data-Vserver1-Lif2 (on virtual server 12), IP address x.x.x.x, is being removed from node Node-A, port e0e.