在ONTAP升级期间以及安装之后、AFF A900上的DR镜像无法正常运行
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- Category:
- metrocluster
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- metrocluster<a>2009600502</a>
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适用场景
- MetroCluster IP
- AFF A900
- 互连
问题描述
安装MetroCluster IP备注后或在FC到IP过渡期间、即使物理连接正常且存在、HA、DR或AUX互连连接也可能丢失。
- 即使iWARP连接在中启动、镜像状态也会报告为已禁用和脱机
metrocluster interconnect show:
Cluster1::> metrocluster interconnect show
(metrocluster interconnect show)
Mirror Mirror
Partner Admin Oper
Node Partner Name Type Status Status Adapter Type Status
---- ------------ ------- -------- ------- ------- ------ ------
Node1A Node2A HA enabled online
e1a iWARP Up
e1b iWARP Up
Node1B DR disabled offline
e1a iWARP Up
e1b iWARP Up
Node2B AUX disabled offline
e1a iWARP Up
e1b iWARP Up
Node2A Node1A HA enabled online
e1a iWARP Up
e1b iWARP Up
Node2B DR disabled offline
e1a iWARP Up
e1b iWARP Up
Node1B AUX disabled offline
e1a iWARP Up
e1b iWARP Up
- 本地HA也可能会因NVRAM同步丢失而脱机。 可以在中查看故障转移资格
storage failover show:
Cluster1::> storage failover show
Takeover
Node Partner Possible State Description
-------------- ----------- -------- -------------------------------------------
NodeA1 NodeA2 true Connected to NodeA2
NodeA2 NodeA1 true Connected to NodeA1
NodeA3 NodeA4 false Waiting for NodeA4, Partial
giveback, Takeover is not possible:
Storage failover interconnect error,
NVRAM log not synchronized, Disk
inventory not exchanged
NodeA4 NodeA3 false Waiting for NodeA3, Takeover
is not possible: Storage failover
interconnect error, NVRAM log not
synchronized, Disk inventory not
exchanged
::*> system ha interconnect status show
Node: NodeA3
Link Status:
Link 0 Status: up
Link 1 Status: up
IC RDMA Connection: down
Is Link 0 Active: true
Is Link 1 Active: true