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NVMeシェルフにパスが1つしかないディスクでディスクの冗長性が失敗しました

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環境

  • All Flash FAS(AFF)
  • NS224シェルフ
  • A800内蔵シェルフ

問題

  • HAペアに拡張カードとNS224シェルフが追加された
  • ケーブル接続が正しいことが確認されました
  • すべてのディスクがディスクインベントリに追加される
  • Call home for DISK REDUNDANCY FAILED Auto Supportアラートがすぐに表示される
  • System Storage Configuration 表示Mixed-Path HA
  • EMSの表示
Wed Nov 10 11:22:31 +0100 [Node-01: rshd_0: shelf.config.tomixedha:notice]: System has transitioned to a mixture of single, multi-path or quad-path storage configurations. Wed Nov 10 11:22:31 +0100 [Node-02: rshd_0: shelf.config.tomixedha:notice]: System has transitioned to a mixture of single, multi-path or quad-path storage configurations.
  • 両方のノードで、1つのパス上のディスクのみが報告されます。

例:

 ClusterA::> run -node Node-01 sysconfig -a

   ノード/パスごとに次の情報を表示します。

 NetApp Release 9.9.1P3: Wed Sep 29 09:06:45 EDT 2021 System ID: 0537412960 (Node-01); partner ID: 0537412973 (Node-02) System Serial Number: xxxxxx (Node-01) System Rev: A6 System Storage Configuration: Mixed-Path HA 
 
slot 1: 100G Ethernet Controller CX6-Mezz
 
e1a MAC Address:    xx:xx:xx:xx:xx:2e (auto-100g_cr4-fd-up)
 
QSFP Vendor:         Molex
QSFP Part Number:    112-00574
QSFP Serial Number:  93A2117520794
11.2.0: NETAPP   X4010S17331T9NTE NA51 1831.1GB 4160B/sect (S60PNA0R301728)
11.2.1: NETAPP   X4010S17331T9NTE NA51 1831.1GB 4160B/sect (S60PNA0R301733)
11.2.2: NETAPP   X4010S17331T9NTE NA51 1831.1GB 4160B/sect (S60PNA0R301717)
11.2.20: NETAPP   X4010S17331T9NTE NA51 1831.1GB 4160B/sect (S60PNA0R301716)
11.2.21: NETAPP   X4010S17331T9NTE NA51 1831.1GB 4160B/sect (S60PNA0R301736)
11.2.22: NETAPP   X4010S17331T9NTE NA51 1831.1GB 4160B/sect (S60PNA0R301738)
11.2.23: NETAPP   X4010S17331T9NTE NA51 1831.1GB 4160B/sect (S60PNA0R301730)
Shelf 11: NS224NSM100  Firmware rev. NSM100 A: 0141  NSM100 B: 0141

 
e1b MAC Address:    xx:xx:xx:xx:xx:xx (auto-100g_cr4-fd-up)
 
QSFP Vendor:         Molex
QSFP Part Number:    112-00574
QSFP Serial Number:  93A2117520700
11.1.0: NETAPP   X4010S17331T9NTE NA51 1831.1GB 4160B/sect (S60PNA0R301728)
11.1.1: NETAPP   X4010S17331T9NTE NA51 1831.1GB 4160B/sect (S60PNA0R301733)
11.1.2: NETAPP   X4010S17331T9NTE NA51 1831.1GB 4160B/sect (S60PNA0R301717)
11.1.20: NETAPP   X4010S17331T9NTE NA51 1831.1GB 4160B/sect (S60PNA0R301716)
11.1.22: NETAPP   X4010S17331T9NTE NA51 1831.1GB 4160B/sect (S60PNA0R301738)
11.2.21 ここにありません11.1.23: NETAPP   X4010S17331T9NTE NA51 1831.1GB 4160B/sect (S60PNA0R301730)
Shelf 11: NS224NSM100  Firmware rev. NSM100 A: 0141  NSM100 B: 0141
 
  • storage shelf show 情報では、1つのリンクが 正しく初期化され ておらず、ポートが ディセーブルになっていることがわかります。

例:

cluster1::> storage shelf show

 Shelf name: 0x.shelf11 Shelf id: 11 Channel: 0x Module: A Shelf UID: 00:a0:xx:xx:xx:xx:xx:xx Shelf S/N: SHFHUxxxxxxxxx Term switch: N/A Shelf state: ONLINE Module state: OK Device Port Negotiated Medium Device Port Negotiated Received Disk Port Max Link Max Link Link Max Link Max Lane Max Lane Lane Error Bad TLP Bad DLLP Uncorrectable Correctable Id State Speed Speed Speed Speed Width width width Count Count Count Errors Errors (GT/s) (GT/s) (GT/s) (GT/s) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ (...) [ 20] OK 8.0 8.0 8.0 8.0 4 2 2 0 0 0 0 8192 [ 21] DIS/DLL 8.0 8.0 2.5 8.0 4 2 0 0 0 0 0 8193 [ 22] OK 8.0 8.0 8.0 8.0 4 2 2 0 0 0 0 0 [ 23] OK 8.0 8.0 8.0 8.0 4 2 2 0 0 

 

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