Hello "additivity" is not appender flag - it's flag for logger. You should just do:
# routing _appender_ log4j2.appender.mdc.type = Routing log4j2.appender.mdc.name = SiftAppender log4j2.appender.mdc.routes.type = Routes log4j2.appender.mdc.routes.pattern = $\\{ctx:bundle.name} log4j2.appender.mdc.routes.sift.type = Route ... # _logger_ with routing _appender_ attached log4j2.logger.camel.name = org.apache.camel log4j2.logger.camel.level = DEBUG log4j2.logger.camel.additivity = false log4j2.logger.camel.appenderRef.SiftAppender.ref = SiftAppender regards Grzegorz Grzybek wt., 23 kwi 2019 o 13:06 Jayamani <jayamanija...@gmail.com> napisał(a): > Hi jbonofre, > Routing appender works fine....but i am seeing same log content in both > karaf.log and bundle log file...i just need log contents in bundle log > alone.. > > i read some doc about the "additivity"= false - which put log content only > in bundle log file, how to configure the "additivity" in routing > appender... > > > > -- > Sent from: http://karaf.922171.n3.nabble.com/Karaf-Dev-f930721.html >