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DS460Cシェルフにドロワーがないことが原因でノードがMixed Pathを報告する

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環境

  • FAS / AFFシステム
  • DS460C ディスクシェルフ

問題

  • HAペアの一方のノードがMixed-Path HA構成になっていますが、パートナーノードがMulti-Path HA構成になっています。

::> system node run -node * -command sysconfig -a

NetApp Release 9.11.1P12: Fri Sep 22 07:58:50 EDT 2023
   System ID: 053XXXXX21 (Node-01); partner ID: 053XXXXX20 (Node-02)
   System Serial Number: 95XXXX000002 (Node-01)
   System Rev: F0
   System Storage Configuration: Multi-Path HA

NetApp Release 9.11.1P12: Fri Sep 22 07:58:50 EDT 2023
   System ID: 053XXXXX20 (Node-02); partner ID: 053XXXXX21 (Node-01)
   System Serial Number: 95XXXX000070 (Node-02)
   System Rev: F0
   System Storage Configuration: Mixed-Path HA

  • 該当するノードにDS460Cシェルフドロワーの1つがありません。

::> system node run -node * sasadmin expander_map

ノード01:

Expanders on channel 0a: 
Level   1: WWN 500a0980085aa80d, ID 11, Serial Number ' SHJHUXXX0000071', Product 'DS46012IOM12A   ', Rev '0310', Slot A
Level  1.1: WWN 5d039ea2e12ae03f, ID 216, Serial Number '     0384AB80', Product 'Traf DCM     ', Rev '0648', Slot A
Level  1.2: WWN 5d039ea2e11ca03f, ID 102, Serial Number '     03847280', Product 'Traf DCM     ', Rev '0648', Slot A
Level  1.3: WWN 5d039ea2e0be603f, ID 197, Serial Number '     0382F980', Product 'Traf DCM     ', Rev '0648', Slot A
Level  1.4: WWN 5d039ea2e05d003f, ID 176, Serial Number '     03817400', Product 'Traf DCM     ', Rev '0648', Slot A
Level  1.5: WWN 5d039ea2e060a03f, ID 227, Serial Number '     03818280', Product 'Traf DCM     ', Rev '0648', Slot A

ノード02 - ドロワー1.2が見つかりません:

Expanders on channel 0a: 
Level   1: WWN 500a0980085a9bfd, ID 11, Serial Number ' SHJHUXXX0000071', Product 'DS46012IOM12A   ', Rev '0310', Slot B
Level  1.1: WWN 5d039ea2e12af03f, ID 200, Serial Number '     0384ABC0', Product 'Traf DCM     ', Rev '0648', Slot B
Level  1.3: WWN 5d039ea2e0be703f, ID 213, Serial Number '     0382F9C0', Product 'Traf DCM     ', Rev '0648', Slot B 
Level  1.4: WWN 5d039ea2e05d103f, ID 192, Serial Number '     03817440', Product 'Traf DCM     ', Rev '0648', Slot B
Level  1.5: WWN 5d039ea2e060b03f, ID 211, Serial Number '     038182C0', Product 'Traf DCM     ', Rev '0648', Slot B

  • 影響を受けるノードのイベントログにDisk redundancy failureアラートが報告されます。

[Node-02: dsa_disc: callhome.dsk.redun.fault:error]: Call home for DISK REDUNDANCY FAILED

  • 一部のディスクドライブで はパスが4つではなく3つしか表示されません。

::> storage show disk -fields path-count
disk   path-count
------- ----------
1.10.0  4
1.10.1  4
1.10.2  4
1.10.3  4
1.10.4  4
1.10.5  4
1.10.6  4
1.10.7  4
1.10.8  4
1.10.9  4
1.10.10 4
1.10.11 4
1.10.12 3
1.10.13 3
1.10.14 3
1.10.15 3
1.10.16 3
1.10.17 3
1.10.18 3
1.10.19 3
1.10.20 3
1.10.21 3
1.10.22 3
1.10.23 3

 

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