「storage disk show」コマンドで同じディスクに対して2つのアグリゲートが出力されるのはなぜですか？

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環境

ONTAP 9
Advanced Drive Partitioning (ADP)
- FASストレージシステム用のADP V1root-data-data（RD）
  - ルートパーティション（P2）
  - データパーティション（P1）
- ADP V2 root-data-data （RD2）（AFF ストレージシステム用）
  - ルートパーティション（P3）
  - データパーティション（P2）
  - データパーティション（P1）
storage disk showの例：

aff200-2n-dal-1::> storage disk show Usable Disk Container Container Disk Size Shelf Bay Type Type Name Owner ---------------- ---------- ----- --- ------- ----------- --------- --------

Info: This cluster has partitioned disks. To get a complete list of spare disk capacity use "storage aggregate show-spare-disks". 1.0.0 894.0GB 0 0 SSD shared aggr0_aff200_dal_1a, aggr1 aff200-dal-1a 1.0.1 894.0GB 0 1 SSD shared aggr0_aff200_dal_1b aff200-dal-1b 1.0.2 894.0GB 0 2 SSD shared aggr0_aff200_dal_1a, aggr1 aff200-dal-1a 1.0.3 894.0GB 0 3 SSD shared aggr0_aff200_dal_1b aff200-dal-1b 1.0.4 894.0GB 0 4 SSD shared aggr0_aff200_dal_1a, aggr1 aff200-dal-1a 1.0.5 894.0GB 0 5 SSD shared aggr0_aff200_dal_1b aff200-dal-1b 1.0.6 894.0GB 0 6 SSD shared aggr0_aff200_dal_1a, aggr1 aff200-dal-1a 1.0.7 894.0GB 0 7 SSD shared aggr0_aff200_dal_1b aff200-dal-1b 1.0.8 894.0GB 0 8 SSD shared aggr0_aff200_dal_1a, aggr1 aff200-dal-1a 1.0.9 894.0GB 0 9 SSD shared aggr0_aff200_dal_1b aff200-dal-1b 1.0.10 894.0GB 0 10 SSD shared - aff200-dal-1a 1.0.11 894.0GB 0 11 SSD shared - aff200-dal-1b 12 entries were displayed.

回答

これは、ディスクタイプがsharedに設定され、2つのアグリゲート（ルートアグリゲートとデータアグリゲート）で使用されているためです。

例：

aff200-2n-dal-1::> run -node aff200-dal-1* -command sysconfig -r

2 entries were acted on.

Node: aff200-dal-1a Aggregate aggr1 (online, raid_dp) (block checksums) Plex /aggr1/plex0 (online, normal, active, pool0) RAID group /aggr1/plex0/rg0 (normal, block checksums)

RAID Disk Device HA SHELF BAY CHAN Pool Type RPM Used (MB/blks) Phys (MB/blks) --------- ------ ------------- ---- ---- ---- ----- -------------- -------------- dparity 0a.00.0P1 0a 0 0 SA:A 0 SSD N/A 384159/786758144 384167/786774528 parity 0a.00.2P1 0a 0 2 SA:A 0 SSD N/A 384159/786758144 384167/786774528 data 0a.00.4P1 0a 0 4 SA:A 0 SSD N/A 384159/786758144 384167/786774528 data 0a.00.6P1 0a 0 6 SA:A 0 SSD N/A 384159/786758144 384167/786774528 data 0a.00.8P1 0a 0 8 SA:A 0 SSD N/A 384159/786758144 384167/786774528

Aggregate aggr0_aff200_dal_1a (online, raid_dp) (block checksums) Plex /aggr0_aff200_dal_1a/plex0 (online, normal, active, pool0) RAID group /aggr0_aff200_dal_1a/plex0/rg0 (normal, block checksums)

RAID Disk Device HA SHELF BAY CHAN Pool Type RPM Used (MB/blks) Phys (MB/blks) --------- ------ ------------- ---- ---- ---- ----- -------------- -------------- dparity 0a.00.0P3 0a 0 0 SA:A 0 SSD N/A 147102/301265408 147110/301281792 parity 0a.00.2P3 0a 0 2 SA:A 0 SSD N/A 147102/301265408 147110/301281792 data 0a.00.4P3 0a 0 4 SA:A 0 SSD N/A 147102/301265408 147110/301281792 data 0a.00.6P3 0a 0 6 SA:A 0 SSD N/A 147102/301265408 147110/301281792 data 0a.00.8P3 0a 0 8 SA:A 0 SSD N/A 147102/301265408 147110/301281792

Pool1 spare disks (empty)

Pool0 spare disks

Partner disks

RAID Disk Device HA SHELF BAY CHAN Pool Type RPM Used (MB/blks) Phys (MB/blks) --------- ------ ------------- ---- ---- ---- ----- -------------- -------------- partner 0a.00.4P2 0a 0 4 SA:A 0 SSD N/A 0/0 384167/786774528 partner 0a.00.8P2 0a 0 8 SA:A 0 SSD N/A 0/0 384167/786774528 partner 0b.00.3P2 0b 0 3 SA:B 0 SSD N/A 0/0 384167/786774528 partner 0b.00.3P3 0b 0 3 SA:B 0 SSD N/A 0/0 147110/301281792 partner 0b.00.1P2 0b 0 1 SA:B 0 SSD N/A 0/0 384167/786774528 partner 0b.00.1P3 0b 0 1 SA:B 0 SSD N/A 0/0 147110/301281792 partner 0a.00.6P2 0a 0 6 SA:A 0 SSD N/A 0/0 384167/786774528 partner 0a.00.0P2 0a 0 0 SA:A 0 SSD N/A 0/0 384167/786774528 partner 0a.00.2P2 0a 0 2 SA:A 0 SSD N/A 0/0 384167/786774528 partner 0b.00.7P3 0b 0 7 SA:B 0 SSD N/A 0/0 147110/301281792 partner 0b.00.7P2 0b 0 7 SA:B 0 SSD N/A 0/0 384167/786774528 partner 0b.00.5P3 0b 0 5 SA:B 0 SSD N/A 0/0 147110/301281792 partner 0b.00.5P2 0b 0 5 SA:B 0 SSD N/A 0/0 384167/786774528 partner 0a.00.10P2 0a 0 10 SA:A 0 SSD N/A 0/0 384167/786774528 partner 0b.00.11P3 0b 0 11 SA:B 0 SSD N/A 0/0 147110/301281792 partner 0b.00.11P2 0b 0 11 SA:B 0 SSD N/A 0/0 384167/786774528 partner 0b.00.9P3 0b 0 9 SA:B 0 SSD N/A 0/0 147110/301281792 partner 0b.00.9P2 0b 0 9 SA:B 0 SSD N/A 0/0 384167/786774528

Node: aff200-dal-1b Aggregate aggr0_aff200_dal_1b (online, raid_dp) (block checksums) Plex /aggr0_aff200_dal_1b/plex0 (online, normal, active, pool0) RAID group /aggr0_aff200_dal_1b/plex0/rg0 (normal, block checksums)

RAID Disk Device HA SHELF BAY CHAN Pool Type RPM Used (MB/blks) Phys (MB/blks) --------- ------ ------------- ---- ---- ---- ----- -------------- -------------- dparity 0b.00.1P3 0b 0 1 SA:A 0 SSD N/A 147102/301265408 147110/301281792 parity 0b.00.3P3 0b 0 3 SA:A 0 SSD N/A 147102/301265408 147110/301281792 data 0b.00.5P3 0b 0 5 SA:A 0 SSD N/A 147102/301265408 147110/301281792 data 0b.00.7P3 0b 0 7 SA:A 0 SSD N/A 147102/301265408 147110/301281792 data 0b.00.9P3 0b 0 9 SA:A 0 SSD N/A 147102/301265408 147110/301281792

Pool1 spare disks (empty)

Pool0 spare disks

RAID Disk Device HA SHELF BAY CHAN Pool Type RPM Used (MB/blks) Phys (MB/blks) --------- ------ ------------- ---- ---- ---- ----- -------------- -------------- Spare disks for block checksum spare 0b.00.11P3 0b 0 11 SA:A 0 SSD N/A 147102/301265408 147110/301281792 spare 0a.00.0P2 0a 0 0 SA:B 0 SSD N/A 384159/786758144 384167/786774528 spare 0a.00.2P2 0a 0 2 SA:B 0 SSD N/A 384159/786758144 384167/786774528 spare 0a.00.4P2 0a 0 4 SA:B 0 SSD N/A 384159/786758144 384167/786774528 spare 0a.00.6P2 0a 0 6 SA:B 0 SSD N/A 384159/786758144 384167/786774528 spare 0a.00.8P2 0a 0 8 SA:B 0 SSD N/A 384159/786758144 384167/786774528 spare 0a.00.10P2 0a 0 10 SA:B 0 SSD N/A 384159/786758144 384167/786774528 spare 0b.00.1P2 0b 0 1 SA:A 0 SSD N/A 384159/786758144 384167/786774528 spare 0b.00.3P2 0b 0 3 SA:A 0 SSD N/A 384159/786758144 384167/786774528 spare 0b.00.5P2 0b 0 5 SA:A 0 SSD N/A 384159/786758144 384167/786774528 spare 0b.00.7P2 0b 0 7 SA:A 0 SSD N/A 384159/786758144 384167/786774528 spare 0b.00.9P2 0b 0 9 SA:A 0 SSD N/A 384159/786758144 384167/786774528 spare 0b.00.11P2 0b 0 11 SA:A 0 SSD N/A 384159/786758144 384167/786774528

Partner disks

RAID Disk Device HA SHELF BAY CHAN Pool Type RPM Used (MB/blks) Phys (MB/blks) --------- ------ ------------- ---- ---- ---- ----- -------------- -------------- partner 0a.00.8P1 0a 0 8 SA:B 0 SSD N/A 384159/786758144 384167/786774528 partner 0a.00.6P1 0a 0 6 SA:B 0 SSD N/A 384159/786758144 384167/786774528 partner 0a.00.4P1 0a 0 4 SA:B 0 SSD N/A 384159/786758144 384167/786774528 partner 0a.00.2P1 0a 0 2 SA:B 0 SSD N/A 384159/786758144 384167/786774528 partner 0a.00.0P1 0a 0 0 SA:B 0 SSD N/A 384159/786758144 384167/786774528 partner 0a.00.0P3 0a 0 0 SA:B 0 SSD N/A 0/0 147110/301281792 partner 0b.00.9P1 0b 0 9 SA:A 0 SSD N/A 0/0 384167/786774528 partner 0b.00.5P1 0b 0 5 SA:A 0 SSD N/A 0/0 384167/786774528 partner 0a.00.4P3 0a 0 4 SA:B 0 SSD N/A 0/0 147110/301281792 partner 0a.00.2P3 0a 0 2 SA:B 0 SSD N/A 0/0 147110/301281792 partner 0b.00.11P1 0b 0 11 SA:A 0 SSD N/A 0/0 384167/786774528 partner 0a.00.8P3 0a 0 8 SA:B 0 SSD N/A 0/0 147110/301281792 partner 0a.00.6P3 0a 0 6 SA:B 0 SSD N/A 0/0 147110/301281792 partner 0a.00.10P3 0a 0 10 SA:B 0 SSD N/A 0/0 147110/301281792 partner 0b.00.7P1 0b 0 7 SA:A 0 SSD N/A 0/0 384167/786774528 partner 0b.00.1P1 0b 0 1 SA:A 0 SSD N/A 0/0 384167/786774528 partner 0b.00.3P1 0b 0 3 SA:A 0 SSD N/A 0/0 384167/786774528 partner 0a.00.10P1 0a 0 10 SA:B 0 SSD N/A 0/0 384167/786774528

aff200-2n-dal-1::>

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