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After ONTAP upgrade aggregate remains degraded despite replacing faulty disks

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Category:
ontap-9
Specialty:
HW
Last Updated:

Applies to

  • ONTAP 9
  • ADP

Issue

  • After ONTAP upgrade an aggregate is degraded due to failed disks
  • SnapMirror Destination Volumes in degraded aggregate are not reachable
  • The aggregate has had failed disks at different times (accumulated single disk failures)
  • All the failed disks have been physically replaced on time but reconstruction was never triggered

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