The current configuration is as follows
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<RollingFile name="File" fileName="${sys:LOG_FILE}" filePattern="${sys:LOG_PATH}/$${date:yyyy-MM}/app-%d{yyyy-MM-dd-HH}-%i.log.gz"> |
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<Select> |
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<SystemPropertyArbiter propertyName="FILE_LOG_STRUCTURED_FORMAT"> |
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<StructuredLogLayout format="${sys:FILE_LOG_STRUCTURED_FORMAT}" charset="${sys:FILE_LOG_CHARSET}"/> |
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</SystemPropertyArbiter> |
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<DefaultArbiter> |
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<PatternLayout pattern="${sys:FILE_LOG_PATTERN}" charset="${sys:FILE_LOG_CHARSET}"/> |
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</DefaultArbiter> |
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</Select> |
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<Filters> |
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<ThresholdFilter level="${sys:FILE_LOG_THRESHOLD:-TRACE}"/> |
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</Filters> |
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<Policies> |
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<SizeBasedTriggeringPolicy size="10 MB"/> |
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</Policies> |
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</RollingFile> |
Rolling a file called myapp.log leads to a strange folder structure that expects LOG_PATH to be set, something like:
.
├── ${sys:LOG_PATH}
│ └── 2025-12
│ ├── app-2025-12-15-09-1.log.gz
│ ├── app-2025-12-15-09-2.log.gz
│ ├── app-2025-12-15-09-3.log.gz
│ ├── app-2025-12-15-09-4.log.gz
│ └── app-2025-12-15-09-5.log.gz
The current configuration is as follows
spring-boot/spring-boot-project/spring-boot/src/main/resources/org/springframework/boot/logging/log4j2/log4j2-file.xml
Lines 24 to 39 in 6cbe9a4
Rolling a file called
myapp.logleads to a strange folder structure that expectsLOG_PATHto be set, something like: