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アグリゲートの作成に失敗しました。「Not enough spares of disk type SSD on node xxx」という警告が表示されます。

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Category:
ontap-9
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環境

  • AFF - A150(12ディスク使用時)
  • ONTAP 9
  • ルート/データ/データパーティショニングを使用するノードでのアクティブ/パッシブ設定

問題

12本のディスクを含むAFF -150に11本のディスクを含むアグリゲートを作成すると、次のエラーが発生します。
 
::> storage aggregate create aggr1_n1 -node Node-01 -maxraidsize 11 -disklist 1.0.0,1.0.1,1.0.2,1.0.3,1.0.4,1.0.18,1.0.19,1.0.20,1.0.21,1.0.22,1.0.23 -simulate true
 
The layout for aggregate "aggr1_n1" on node "Node-01" would be:
 
First Plex
 
RAID Group rg0, 11 disks (block checksum, raid_dp)
Usable Physical
Position  Disk            Type      Size   Size
---------- ------------------------- ---------- -------- --------
shared   1.0.0           SSD        -     -
shared   1.0.1           SSD        -     -
shared   1.0.2           SSD      1.72TB  1.72TB
shared   1.0.3           SSD      1.72TB  1.72TB
shared   1.0.4           SSD      1.72TB  1.72TB
shared   1.0.18           SSD      1.72TB  1.72TB
shared   1.0.19           SSD      1.72TB  1.72TB
shared   1.0.20           SSD      1.72TB  1.72TB
shared   1.0.21           SSD      1.72TB  1.72TB
shared   1.0.22           SSD      1.72TB  1.72TB
shared   1.0.23           SSD      1.72TB  1.72TB
 
RAID Group rg1, 11 disks (block checksum, raid_dp)
Usable Physical
Position  Disk            Type      Size   Size
---------- ------------------------- ---------- -------- --------
shared   1.0.0           SSD        -     -
shared   1.0.1           SSD        -     -
shared   1.0.2           SSD      1.72TB  1.72TB
shared   1.0.3           SSD      1.72TB  1.72TB
shared   1.0.4           SSD      1.72TB  1.72TB
shared   1.0.18           SSD      1.72TB  1.72TB
shared   1.0.19           SSD      1.72TB  1.72TB
shared   1.0.20           SSD      1.72TB  1.72TB
shared   1.0.21           SSD      1.72TB  1.72TB
shared   1.0.22           SSD      1.72TB  1.72TB
shared   1.0.23           SSD      1.72TB  1.72TB
 
Aggregate capacity available for volume use would be 27.80TB.
 
The following disks would be partitioned: 1.0.18.
Warning: Not enough spares of disk type SSD on node Node-01.
 

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