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Lab 11: linkerd viz check - tap API service is running errors out

I am running this lab on AWS/ Ubuntu 20.04 and getting errors of:

  1. linkerd viz check
  2. linkerd-viz
  3. -----------
  4. linkerd-viz Namespace exists
  5. linkerd-viz ClusterRoles exist
  6. linkerd-viz ClusterRoleBindings exist
  7. tap API server has valid cert
  8. tap API server cert is valid for at least 60 days
  9. tap API service is running
  10. MissingEndpoints: endpoints for service/tap in "linkerd-viz" have no addresses with port name "apiserver"
  11. see https://linkerd.io/2.12/checks/#l5d-tap-api for hints
  12. linkerd-viz pods are injected
  13. viz extension pods are running
  14. pod "prometheus-947f685c4-5z7lr" status is Pending
  15. see https://linkerd.io/2.12/checks/#l5d-viz-pods-running for hints
  16. viz extension proxies are healthy
  17. pod "prometheus-947f685c4-5z7lr" status is Pending
  18. see https://linkerd.io/2.12/checks/#l5d-viz-proxy-healthy for hints
  19. viz extension proxies are up-to-date
  20. viz extension proxies and cli versions match
  21. prometheus is installed and configured correctly
  22. can initialize the client
  23. × viz extension self-check
  24. Error calling Prometheus from the control plane: Query failed: "max(process_start_time_seconds{}) by (pod, namespace)": server_error: server error: 504
  25. see https://linkerd.io/2.12/checks/#l5d-viz-metrics-api for hints

Any ideas for how to fix would be appreciated!

Answers

  • This error was that I forgot to start the worker node.

    Now that the worker node is started this check passes and this question is resolved.

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