NSX-T edge node dataplane service crashes due to deleting old firewall rule

Products

• VMware NSX Networking

Issue/Introduction

Symptoms:

• NSX-T Logical routers experience a brief dataplane impact.
• In the NSX-T edge node /var/log/syslog the following WARNING's are seen:

edge-node-01 NSX 5617 - [nsx@6876 comp="nsx-edge" subcomp="node-mgmt" username="root" level="WARNING" eventFeatureName="infrastructure_service" eventType="edge_service_status_changed" eventSev="warning" eventState="On"] The service dataplane changed from STARTED to CRASHED.
edge-node-01 NSX 5617 - [nsx@6876 comp="nsx-edge" subcomp="node-mgmt" username="root" level="WARNING" eventFeatureName="infrastructure_service" eventType="edge_service_status_changed" eventSev="warning" eventState="Off"] The service dataplane changed from CRASHED to STARTED.

• Checking /var/log/core/ on the edge node, there is a core dump for the dataplane service:

/var/log/core/core.dp-fp:xxxxx.gz

Environment

VMware NSX-T

Cause

The dataplane service crashed on the edge node, as it was trying to remove an invalid firewall rule which was already removed.

Resolution

This is a known issue impacting VMware NSX.

Workaround:
As the service is automatically restarted by the watchdog service, no workaround is required.