System health degraded due to Cluster Switch port failure
Applies to
- Data ONTAP 8.x
- ONTAP 9
- All FAS and AFF systems
- All Cluster Network switches
Issue
- Cluster reports system health degraded
cluster::> system health status show
Status
---------------
degraded
- Switch-Health subsystem reports degraded
cluster::> system health subsystem show
Subsystem Health
----------------- ------------------
SAS-connect ok
Environment ok
Memory ok
Service-Processor ok
Switch-Health degraded
CIFS-NDO ok
Motherboard ok
IO ok
MetroCluster ok
MetroCluster_Node ok
FHM-Switch ok
FHM-Bridge ok
SAS-connect_Cluster ok
13 entries were displayed.
- One Cluster network link between controller and switch is down:
slot 0: 10 Gigabit Ethernet Controller IX5-SFP+
e0a MAC Address: 00:a0:98:00:11:58 (auto-unknown-fd-down)
SFP Vendor: Finisar
SFP Part Number: XXXXXX
SFP Serial Number: 12345800029-2
- Moving the cable to a different switch port brings the link up.