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ONTAP EMS reference

de.node events

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de.node.unreachable

Severity

ERROR

Description

This message occurs when the AIDE cluster loses communication with one of its Data Compute Nodes (DCN). In this state, the AIDE cluster remains operational but with reduced capacity and resources, which can impact workload performance and overall efficiency until the node is restored.

Corrective Action

To resolve the issue, verify the node status by running kubectl describe node <node-name> or reviewing k8s-nodes.yaml in the support bundle for conditions such as MemoryPressure, DiskPressure, PIDPressure, or NetworkUnavailable. Ensure the node physical power is on and operational, and check that cluster and management network links are connected with correct switch configurations. If the problem persists, Contact NetApp technical support.

Syslog Message

The Data Compute Node %s is unreachable in the AIDE Cluster.

Parameters

nodeName (STRING): Name of the unreachable node in the AIDE Cluster.