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After ONTAP upgrade NS224 shelf transitioned to single path

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Applies to

  • AFF A800
  • Storage shelf connected through storage network ports
  • ONTAP upgrade to 9.7P23

Issue

  • Before the upgrade the shelves report on ports e3b and e5a:
NetApp Release 9.7P20: Thu Aug 11 09:23:52 EDT 2022
System Storage Configuration: Multi-Path HA
    slot 3: 40G/100G Ethernet Controller CX5
        e3b MAC Address:    0c:42:a1:56:34:12 (auto-100g_cr4-fd-up)
            ...
            Shelf 10: NS224NSM100  Firmware rev. NSM100 A: 0131  NSM100 B: 0131
    slot 5: 40G/100G Ethernet Controller CX5
        e5a MAC Address:    b8:ce:f6:04:f5:c0 (auto-100g_cr4-fd-up)
            ...
            Shelf 10: NS224NSM100  Firmware rev. NSM100 A: 0131  NSM100 B: 0131
  • After the upgrade to ONTAP 9.7P23, disks and shelf are only reported on channel e5a although port e3b is marked as up:
NetApp Release 9.7P23: Sun Jul 16 15:59:23 EDT 2023
System Storage Configuration: Single-Path HA
    slot 3: 40G/100G Ethernet Controller CX5
        e3b MAC Address:    0c:42:a1:98:49:11 (auto-100g_cr4-fd-up)
        <No disks or shelf reported>
    slot 5: 40G/100G Ethernet Controller CX5
        e5a MAC Address:    b8:59:9f:e6:72:58 (auto-100g_cr4-fd-up)
            ...
            Shelf 10: NS224NSM100  Firmware rev. NSM100 A: 0163  NSM100 B: 0163

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