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Takeover not possible: local node missing partner disks in CVO

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2
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Public
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Category:
cloud-volumes-ontap-cvo
Specialty:
CLOUD
Last Updated:

Applies to

  • Cloud Volumes ONTAP (CVO)
  • Takeover
  • Disks missing
  • Upgrade

Issue

  • Failover is disabled due to one of the nodes in an HA pair reporting missing or failed disks on its partner node.

Cluster1::> storage failover show
                        Takeover
Node        Partner     Possible State Description
----------- ----------- -------- -------------------------------------
Cluster1-01 Cluster1-02 false    Connected to Cluster1-02
                                 Takeover is not possible: Local node
                                 missing partner disks
Cluster1-02 Cluster1-01 true     Connected to Cluster1-01
2 entries were displayed.

  • Error: failed to initiate takeover. Reason: node can't see some of the partner's disk
  • Node 1  sysconfig -a reports a failed disk.
System ID: 123456789 (cluster1-01); partner ID: 987654321 (cluster1-02)
System Serial Number: 901xxxxxxxxxxx (cluster1-01)
slot 0: Virtual SAS Host Adapter 0d
Firmware rev: 4.2.0
22   : NETAPP   PHA-DISK         0001 143.3GB 512B/sect (Failed)
 
  • Node 2 which owns the disk reports it in a good state.
System ID: 987654321 (cluster1-02); partner ID: 123456789 (cluster1-01)
System Serial Number: 901xxxxxxxxxxx (cluster1-02)
slot 0: Virtual SAS Host Adapter 0b
Firmware rev: 4.2.0

22   : NETAPP   PHA-DISK         0001 143.3GB 512B/sect

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