1/3 agent gets unhealthy for agents installed on Azure Linux 3.0 with OSGuard cluster.

[amolnater-qasource]

Kibana Build details:

VERSION: 9.2.0
BUILD: 91875
COMMIT: 68626ce831ffb8e4138bb24ba8762a15a569a41c
image: docker.elastic.co/elastic-agent/elastic-agent:9.2.0

Preconditions:

1. 9.2.0 Kibana cloud environment should be available.
2. Kubernetes setup should be completed.

Steps to reproduce:

1. Create an Agent policy.
2. Add Kubernetes integration to it.
3. Click the Add Agent button for the agent policy.
4. Select Kubernetes under the platform(if not selected).
5. Download the manifest file.
6. Place it where the Kubernetes cluster is setup.
7. Run: kubectl apply -f elastic-agent-managed-kubernetes.yml
8. Wait for sometime and observe Agents are available on UI.
9. Observe after some time 1 of the agent gets Unhealthy.

NOTE:

• 1/3 agent gets consistently unhealthy on every installation.

Expected Result:
All installed Agents should remain Healthy on installation on Azure Linux 3.0 with OSGuard cluster.

Screen Capture:

Screen.Recording.2025-11-11.at.3.22.36.PM.mov

Logs:

elastic-agent-diagnostics-2025-11-11T06-50-05Z-00.zip

elastic-agent-diagnostics-2025-11-11T09-53-02Z-00.zip

JSON:

aks-nodepool1-17339778-vmss000000-agent-details.json

aks-nodepool1-17339778-vmss000002-agent-details.json

[amolnater-qasource]

@muskangulati-qasource Please review.

[muskangulati-qasource]

Secondary review is Done for this ticket!