SAS single path warning on MetroCluster FC adapters
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