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NSM100 DIMM is unknown and disks are not seen behind module

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Category:
fas-systems
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hw
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Applies to

NSM100

Issue

  • There is a fault LED on the NS224 shelf
  • In storage show fault -v output, we can see the following error for DIMM on the NSM100

DIMM:
Element Status Status Bytes Status Descriptions
1 [NSM100 A] : OK 01,00,00,00
2 [NSM100 A] : OK 01,00,00,00
3 [NSM100 A] : OK 01,00,00,00
4 [NSM100 A] : UNKNOWN 06,00,00,00
5 [NSM100 B] : OK 01,00,00,00
6 [NSM100 B] : OK 01,00,00,00
7 [NSM100 B] : OK 01,00,00,00
8 [NSM100 B] : OK 01,00,00,00

  • Although both storage ports to this module are UP, the disks are not seen behind either path/node to this module:

System Storage Configuration: Mixed-Path HA

slot 0: Dual 40G/100G Ethernet Controller CX5
e0c MAC Address: a0:11:22:33:aa:44 (auto-100g_cr4-fd-up)
QSFP Vendor: Amphenol
QSFP Part Number: 112-00573
QSFP Serial Number: APF123456789
e0d MAC Address: a0:11:22:33:aa:44 (auto-100g_cr4-fd-up)

e5b MAC Address: b0:aa:a1:b2:b3:44 (auto-100g_cr4-fd-up)
QSFP Vendor: Molex
QSFP Part Number: 112-00574
QSFP Serial Number: 93A123456789
Device Type: CX5 PSID(NAP0000001002)
Firmware Version: 16.26.4012
Part Number: MCX516A-CCAT_C21
Hardware Revision: B2
Serial Number: MT12345657890          <<<< Missing disks behind adapters
slot 0: Virtual iSCSI Host Adapter 0m

 

  • Both connections misisng disks are to this module, which can be see in the device-discovery ASUP output:

NetApp NS224.NSM100.SH00.A (v.0203)
NetApp NS224.NSM100.SH00.A (v.0203)

 

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