CLUSTER NETWORK DEGRADED reported with Nexus 3132Q-V switches utilizing 40G breakout cables
Applies to
- 40G -> 4x10G breakout cables used to connect to the switch
- NX-OS 7.0(3)I7(5a) and earlier
- NX-OS 9.2(3) and earlier
- Cisco Nexus 3132Q-V
Issue
- "Cluster Network Degraded" EMS/AutoSupport messages being generated
[CLUSTER-01: vifmgr: vifmgr.cluscheck.droppedlarge:alert]: Partial packet loss when pinging from cluster lif CLUSTER-01_clus1 (node CLUSTER-01) to cluster lif CLUSTER-02_clus2 (node CLUSTER-02).
[CLUSTER -01: vifmgr: callhome.clus.net.degraded:alert]: Call home for CLUSTER NETWORK DEGRADED: Large MTU Packet Loss - Ping failures detected between CLUSTER -01_clus1 ( 169.254.0.1 ) on CLUSTER-01 and CLUSTER-02_clus2 ( 169.254.0.2 ) on CLUSTER-02
- Possible impact to cluster network traffic, including indirect data access