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SAS single path warning on MetroCluster FC adapters

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22
Visibility:
Public
Votes:
0
Category:
metrocluster
Specialty:
san
Last Updated:

Applies to

  • ONTAP 9
  • FAS8200
  • Fabric MetroCluster

Issue

After done a ONTAP UPGRADE on MCC system. The  system got the SAS single path warning .
The MetroCluster FC adapters 1a is up , but does not list any drives.
For example:
NetApp Release 9.9.1P19: Fri Feb 16 08:17:57 EST 2024
System ID: xxxxxx (X-01); partner ID: yyyyyyyyy (Y-02)
System Serial Number: ************ (X-01)
System Rev: A3
System Storage Configuration: Single-Path HA       >>>>display single path 
slot 1: FC Host Adapter 1a (Emulex XE201 rev. 48, L-port, )   >>>>display L-port
Board name:        111-02451
Serial Number:     FC74920598
Firmware rev:      12.0.378.1
Host Loop Id:      0
FC Node Name:      2:000:00109b:39ad2d
FC Port Name:      1:000:00109b:39ad2d
SFP Vendor:        EMULEX
SFP Part Number:   AFBR-57F5MZ-ELX
SFP Serial Number: AC1732J0688
SFP Capabilities:  4, 8 or 16 Gbit
Link Data Rate:    16 Gbit          >>>>>>missing switch port and disks
slot 2: FC Host Adapter 2a (Emulex XE201 rev. 48, N-port, )  >>>>>>normal N-port
Board name:        111-02451
Serial Number:     FC74920592
Firmware rev:      12.0.378.1
Host Port Id:      0x41100
FC Node Name:      2:000:00109b:39acc1
FC Port Name:      1:000:00109b:39acc1
SFP Vendor:        EMULEX
SFP Part Number:   AFBR-57F5MZ-ELX
SFP Serial Number: AC1732J06A2
SFP Capabilities:  4, 8 or 16 Gbit
Link Data Rate:    16 Gbit
Switch Port:       switch002:17      >>>>>>normal port. display switch port and disks
switch002:19.126L27         : NETAPP   X371_S163A960ATE NA51 915.4GB 520B/sect (S396NX0JC20270)
……
……
FC-to-SAS Bridge:
switch002:19.126L0          : ATTO     FibreBridge7500N 3.35  FB7500N******
switch002:19.126L0          : ATTO     FibreBridge7500N 3.35  FB7500N******
switch002:19.shelf3  : DS224-12  Firmware rev. IOM12 A: 0281  IOM12 B: 0281
 

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