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"disk replace" command fails in FlashPool in large partity/double parity drives

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ontap-9
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hw
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Applies to

  • Hybrid aggregates
  • StoragePool

Issue

  • Parity or Double Parity drives in same StoragePool RAID group fail
  • The available spare SSDs are bigger in size than the ones in use in the raid group
  • ONTAP does not down size the Parity or Double Parity drives during reconstruction
  • When both Parity and Double Parity drives in the same StoragePool raid group have been reconstructed with larger size, "disk replace" command fails, for Parity and Double Parity drives, when using smaller drives

 

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