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Troubleshooting

Verifying operator status

Use the following checks to help you troubleshoot the Aiven Operator for Kubernetes.

Checking the Pods

Verify that all the operator Pods are READY, and the STATUS is Running.

kubectl get pod -n aiven-operator-system

The output is similar to the following:

NAME                                                            READY   STATUS    RESTARTS   AGE
aiven-operator-controller-manager-576d944499-ggttj   1/1     Running   0          12m

Verify that the cert-manager Pods are also running.

kubectl get pod -n cert-manager

The output has the status:

NAME                                       READY   STATUS    RESTARTS   AGE
cert-manager-7dd5854bb4-85cpv              1/1     Running   0          76s
cert-manager-cainjector-64c949654c-n2z8l   1/1     Running   0          77s
cert-manager-webhook-6bdffc7c9d-47w6z      1/1     Running   0          76s

Visualizing the operator logs

Use the following command to visualize all the logs from the operator.

kubectl logs -n aiven-operator-system -l control-plane=controller-manager

Verifying the operator version

kubectl get pod -n aiven-operator-system -l control-plane=controller-manager -o jsonpath="{.items[0].spec.containers[0].image}"

Known issues and limitations

We're always working to resolve problems that pop up in Aiven products. If your problem is listed below, we know about it and are working to fix it. If your problem isn't listed below, report it as an issue.

cert-manager

Issue

The following event appears on the operator Pod:

MountVolume.SetUp failed for volume "cert" : secret "webhook-server-cert" not found

Impact

You cannot run the operator.

Solution

Make sure that cert-manager is up and running.

kubectl get pod -n cert-manager

The output shows the status of each cert-manager:

NAME                                       READY   STATUS    RESTARTS   AGE
cert-manager-7dd5854bb4-85cpv              1/1     Running   0          76s
cert-manager-cainjector-64c949654c-n2z8l   1/1     Running   0          77s
cert-manager-webhook-6bdffc7c9d-47w6z      1/1     Running   0          76s