Capsule sync fails with error ERF12-7885 [ProxyAPI::ProxyException]: Unable to fetch logs ([Errno::EHOSTUNREACH]: Failed to open TCP connection to capsule.example.com:9090 (No route to host - connect(2) for "capsule.example.com" port 9090))

Solution Verified - Updated -

Issue

  • After the Capsule sync reaches a certain percentage, it fails with the following errors.
  • From the Satellite webui under Infrastructure --> Capsule--> capsule.example.com

    2025-03-26T12:22:39 [I|app|500e8deb] Backtrace for 'Failed to failed_modules' error (Foreman::WrappedException):   ERF50-5345 [Foreman::WrappedException]: Unable to connect ([ProxyAPI::ProxyException]: ERF12-7885   [ProxyAPI::ProxyException]: Unable to fetch logs ([Errno::EHOSTUNREACH]: Failed to open TCP connection to  capsule.example.com:9090 (No route to host - connect(2) for "capsule.example.com" port 9090)) for Capsule https:// capsule.example.com:9090/logs)
    
    capsule.example.com is unreachable. Failed to open TCP connection to capsule.example.com:443 (No route to host -  connect(2) for capsule.example.com" port 443)
    
  • High memory and CPU utilization on the Capsule server.

Environment

  • Red Hat Satellite 6
  • Red Hat Capsule 6

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