Host Unable to Communicate With Management Plane: "ETIMEDOUT"

Problem

  • A Platform9 managed host shows as offline in Clarity UI.
  • On the host, the following traceback and subsequent error are observed in /var/log/pf9/hostagent.log.
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  • Additionally, in /var/log/pf9/comms.log, an 'ETIMEDOUT' error is observed for the IPv4 address of the Management Plane.
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Environment

  • Platform9 Managed OpenStack - All Versions
  • Platform9 Managed Kubernetes - All Versions

Cause

Bi-directional communication is required on port 443 between the host and Platform9 Management Plane in order to orchestrate operations necessary to provision cloud resources.

Resolution

  1. Disable any firewalls temporarily.
  2. Otherwise, ensure bi-directional traffic between the host and Management Plane is allowed on port 443.

Additional Information

Platform9 Managed OpenStack Prerequisites for Linux KVM

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