github.com/projectcontour/contour@v1.28.2/site/content/docs/main/troubleshooting.md (about)

     1  ## Troubleshooting
     2  
     3  If you encounter issues, follow the guides below for help. For topics not covered here, you can [file an issue][0], or talk to us on the [#contour channel][1] on Kubernetes Slack.
     4  
     5  ### [Troubleshooting Common Proxy Errors][2]
     6  A guide on how to investigate common errors with Contour and Envoy.
     7  
     8  ### [Envoy Administration Access][3]
     9  Review the linked steps to learn how to access the administration interface for your Envoy instance.
    10  
    11  ### [Contour Debug Logging][4]
    12  Learn how to enable debug logging to diagnose issues between Contour and the Kubernetes API.
    13  
    14  ### [Envoy Debug Logging][5]
    15  Learn how to enable debug logging to diagnose TLS connection issues.
    16  
    17  ### [Visualize the Contour Graph][6]
    18  Learn how to visualize Contour's internal object graph in [DOT][9] format, or as a png file.
    19  
    20  ### [Show Contour xDS Resources][7]
    21  Review the linked steps to view the [xDS][10] resource data exchanged by Contour and Envoy.
    22  
    23  ### [Profiling Contour][8]
    24  Learn how to profile Contour by using [net/http/pprof][11] handlers. 
    25  
    26  ### [Envoy container stuck in unready/draining state][12]
    27  Read the linked document if you have Envoy containers stuck in an unready/draining state.
    28  
    29  [0]: {{< param github_url >}}/issues
    30  [1]: {{< param slack_url >}}
    31  [2]: /docs/{{< param version >}}/troubleshooting/common-proxy-errors/
    32  [3]: /docs/{{< param version >}}/troubleshooting/envoy-admin-interface/
    33  [4]: /docs/{{< param version >}}/troubleshooting/contour-debug-log/
    34  [5]: /docs/{{< param version >}}/troubleshooting/envoy-debug-log/
    35  [6]: /docs/{{< param version >}}/troubleshooting/contour-graph/
    36  [7]: /docs/{{< param version >}}/troubleshooting/contour-xds-resources/
    37  [8]: /docs/{{< param version >}}/troubleshooting/profiling-contour/
    38  [9]: https://en.wikipedia.org/wiki/Dot
    39  [10]: https://www.envoyproxy.io/docs/envoy/latest/api-docs/xds_protocol
    40  [11]: https://golang.org/pkg/net/http/pprof/
    41  [12]: /docs/{{< param version >}}/troubleshooting/envoy-container-draining/