Alarm for Antrea Cluster Down for Too Long with Central Control Plane

Products

• VMware NSX

Issue/Introduction

Title: Alarm for Antrea Cluster Down for at Least 15 Minutes with Central Controller Plane
Event ID: control_channel_to_antrea_cluster_down_long
Added in release: 4.1.1
AlarmDescription:

    Purpose: Monitoring Antrea Cluster and Central Controller Plane connection status.
    Impact: Antrea Cluster cannot receive configuration configured by customer.

Resolution:
1. Check if the Antrea Kubernetes cluster is deleted.
2. Check Control Plane network connectivity issue.
3. Make sure the Antrea adapter has not crashed or deleted.
4. Check if there are issues with the client certificate used for Antrea to NSX integration.
5. Check the adapter version and make sure it is compatible with Antrea version.
6. Refer to https://docs.vmware.com/en/VMware-NSX/4.1/administration/GUID-A4335451-CB6E-485B-8EF7-343CB1B5CF69.html for additional troubleshooting details.

    Maintenance window required for remediation?
     No

    API reference: https://developer.vmware.com/apis/1583/nsx-t#api

Environment

VMware NSX-T Data Center

Additional Information

API Guide: https://developer.vmware.com/apis/1583/nsx-t#api
Admin Guide: https://docs.vmware.com/en/VMware-NSX/4.1/ administration/GUID-FBFD577B-745C-4658-B713-A3016D18CB9A.html