${spring.application.name}-${spring.profiles.active}-logback ${log.level.console} ${common-pattern} ${log.path}/root.log ${log.path}/%d{yyyy-MM}/root-%d{yyyy-MM-dd}-%i.log.gz 128MB 7 20GB ${common-pattern} ${log.destination} { "severity": "%level", "service": "${spring.application.name:-}", "trace": "%X{X-B3-TraceId:-}", "span": "%X{X-B3-SpanId:-}", "parent": "%X{X-B3-ParentSpanId:-}", "exportable": "%X{X-Span-Export:-}", "pid": "${PID:-}", "thread": "%thread", "class": "%logger{40}", "rest": "%message" }