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ONTAP used bigger replacement disk in aggregate

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Category:
metrocluster
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metrocluster
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Applies to

  • MetroCluster
  • FAS
  • AFF
  • ONTAP 9

Issue

  • Wrong size disk in aggregate
 RAID group /aggr0_node1/plex4/rg0 (normal, block checksums)

      RAID Disk Device                     HA  SHELF BAY CHAN Pool Type  RPM  Used (MB/blks)    Phys (MB/blks)
      --------- ------                     ------------- ---- ---- ---- ----- --------------    --------------
      parity   cluster1-01:1.2.1           9b    22  11  FC:B   1   SSD   N/A 3662580/7500964352 3662830/7501476528
      data     cluster1-01:1.2.2           1b    20  3   FC:A   1   SSD   N/A 915465/1874872832 915715/1875385008

  • Using the command storage disk replace result in error
    ::> storage disk replace -disk <big size> -replacement <small size> -action start

    Error: command failed: Failed to replace the disk. Reason: Disk 1.2.1 is not of appropriate size

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