Switchless cluster network reports degraded with total packet loss when pinging

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Views:: 130

Visibility:: Public

Votes:: 0

Category:: fas-systems

Specialty:: HW

Last Updated:

Applies to

Switchless Cluster
FAS8040

Issue

Receive alerts regarding CLUSTER NETWORK DEGRADED
EMS log shows the following message

callhome.clus.net.degraded: Call home for CLUSTER NETWORK DEGRADED: Total Packet Loss - Ping failures detected between Node-02_clus1 ( 169.254.85.22 ) on Node-02 and Node-01_clus1 ( 169.254.135.15 ) on Node-01

Cluster show displays health of both nodes in the cluster as false

Cluster::> cluster show

Node                  Health  Eligibility

--------------------- ------- ------------

Node-01          false   true

Node-02          false   true

2 entries were displayed.

Data aggregates may be offline

Cluster::> storage aggregate show

Info: Node Node-01 that hosts aggregate aggr_sas_01 is offline Node Node-01 that hosts aggregate aggr_sas_03 is offline Node Node-01 that hosts aggregate aggr_sata_01 is offline Node Node-01 that hosts aggregate aggr_Node_01_root is offline

Migrating the cluster lifs from the home-port with the failed pings to the failover target and the aggregates come back online and cluster health is restored
Replaced cable between cluster home-ports that have the failing ping and issue remains