双节点 MetroCluster (MCC) 配置只能在中断系统运行的情况下从 ONTAP 9.1 降级到 ONTAP 9。
双节点 MCC 配置不能从 ONTAP 9.2 降级到 ONTAP 9.1。您只能从 ONTAP 9.2 还原到 ONTAP 早期版本。
cluster_B::*> system node image show Is Is Node Image Default Current Version -------- ------- ------- ------- ------------------------- node_B_1 image1 false true 9.1 image2 true false 9.0 2 entries were displayed.