3w-9xxx: scsi4: AEN: INFO (0x04:0x0029): Verify started:unit=0.
3w-9xxx: scsi4: AEN: WARNING (0x04:0x0023): Sector repair completed:port=0, LBA=0x37F3B5BE.
3w-9xxx: scsi4: AEN: WARNING (0x04:0x0023): Sector repair completed:port=0, LBA=0x37F1CF00.
3w-9xxx: scsi4: AEN: WARNING (0x04:0x0023): Sector repair completed:port=0, LBA=0x37F1CC80.
3w-9xxx: scsi4: AEN: WARNING (0x04:0x0023): Sector repair completed:port=0, LBA=0x37F3B5BE.
3w-9xxx: scsi4: AEN: INFO (0x04:0x002B): Verify completed:unit=0.

It won't be long …

The problem with n0001 switch ports re-appeared. Had to downgrade the ports to 100T to boot it. Obviously there are good reasons for choosing five years as the expected lifetime of a cluster …