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Multi disk panic in FlexArray with third-party storage

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Applies to

  • ONTAP 9
  • FlexArray setup
  • 3rd party storage

Issue

  • In a Flex Array configuration one or more LUNs missing on all available paths will result in a Multi Disk Panic.
  • Flex Array aggregates are configured in Raid 0
  • Flex Array does not support raid redundancy (raid 4, raidDP, raidTEC) for third party storage
  • The HA-partner will not be able to take over if the third party storage is not reachable from the partner

Panic string: aggr aggrname: raid volfsm, fatal disk error in RAID group with no parity disk. raid type raid0 in SK process config_thread on release 9.x (C)

 

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