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salonichf5 merged 1 commit into from
Jun 3, 2026
Merged

NGF: Add information about error log json format #2007

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5 changes: 4 additions & 1 deletion content/ngf/how-to/data-plane-configuration.md
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Expand Up @@ -272,7 +272,8 @@ To view the full list of supported log levels, see the `NginxProxy spec` in the

{{< call-out "note" >}}For `debug` logging to work, NGINX needs to be built with `--with-debug` or "in debug mode". NGINX Gateway Fabric can easily
be [run with NGINX in debug mode](#run-nginx-gateway-fabric-with-nginx-in-debug-mode) upon startup through the addition
of a few arguments. {{< /call-out >}}
of a few arguments.
JSON error log format is not supported in debug mode. {{< /call-out >}}

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Expand Down Expand Up @@ -310,6 +311,8 @@ spec:
EOF
```

NGINX Gateway Fabric supports errorLog in JSON format for NGINX Plus users. When `errorLogFormat` is set to `json` and no custom access log format is defined, the access log also defaults to JSON format.

{{< call-out "note" >}} File destinations in `logging.accessLog` are not currently supported it is always set to `/dev/stdout`. {{< /call-out >}}

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