Spring boot logger - explained

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Spring boot logger
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Commons logging
- java util
- log4j2
- logback
- slf4j

Log format:
Timestamp LogLevel ProcessId --- ThreadName LoggerName(Class) : LogMessage

How to change logging pattern?
All logs are output to console and have color coding. change log pattern

how to add logs to a file?

how to enable debug, trace logging?
debug=true, trace=true

how to change logging level for a package?
package: loglevel