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MetroCluster 配置中的大脑分裂是什么?

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适用于

  • MetroCluster
  • ONTAP 9
  • Data ONTAP 8

解答

在 MetroCluster 配置中,当两个站点都在提供相同数据时,就会出现分裂。

例如:

  • clusterA 正在正常运行、为其自身数据提供服务。
  • ClusterB 已执行了切换并正在为其自身的数据和集群 A 数据提供服务。

如果站点之间的通信丢失、则会从一个或两个站点执行灾难切换,则可能会发生这种情况。

在执行灾难操作切换之前,请始终确保远程集群已关闭。

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