Clarify scope of LOG_LEVEL (#3878)

This commit is contained in:
Geoff Bourne
2026-01-22 07:26:35 -06:00
committed by GitHub
parent 7678f52939
commit 4b24251d70

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@@ -77,12 +77,16 @@ The openj9 image tags include specific variables to simplify configuration:
- `-e TUNE_NURSERY_SIZES=TRUE` : configures nursery sizes where the initial size is 50%
of the `MAX_MEMORY` and the max size is 80%.
## Customizing log4j2 configuration
## Customize Minecraft server logging
The image now uses a templated log4j2 configuration based on PaperMC's logging setup, which is automatically applied for versions that don't require Log4j security patches. This configuration provides rolling logs and advanced logging features by default.
The image can use a templated log4j2 configuration based on PaperMC's logging setup, which is automatically applied for versions that don't require Log4j security patches. This configuration provides rolling logs and advanced logging features by default.
Set the environment variable `GENERATE_LOG4J2_CONFIG` to "true" to enable the following features.
!!! note
This configures the server logging only. To diagnose container startup, set the `DEBUG` environment variable to "true".
### Customization via environment variables
You can customize various aspects of the logging behavior using environment variables: