-# CONSOLE appender not used by default
-log4j.appender.stdout=org.apache.log4j.ConsoleAppender
-log4j.appender.stdout.layout=org.apache.log4j.PatternLayout
-log4j.appender.stdout.layout.ConversionPattern=%d{yyyy-MM-dd'T'HH:mm:ss.SSS}\t%-16.16t\t%-5.5p\t%c{36}\t%X{bundle.id} - %X{bundle.name} - %X{bundle.version}\t%m%n
-
-# Async appender forwarding to file appender
-log4j.appender.async=org.apache.log4j.AsyncAppender
-log4j.appender.async.appenders=out
-
-# File appender
-log4j.appender.out=org.apache.log4j.RollingFileAppender
-log4j.appender.out.layout=org.apache.log4j.xml.XMLLayout
-log4j.appender.out.layout.Properties=true
-log4j.appender.out.file=${logDirectory}/${karafLogName}.log
-log4j.appender.out.append=true
-log4j.appender.out.maxFileSize=${maxFileSize}
-log4j.appender.out.maxBackupIndex=${maxBackupIndex}
-
-# Sift appender
-log4j.appender.sift=org.apache.log4j.sift.MDCSiftingAppender
-log4j.appender.sift.key=bundle.name
-log4j.appender.sift.default=karaf
-log4j.appender.sift.appender=org.apache.log4j.RollingFileAppender
-log4j.appender.sift.appender.layout=org.apache.log4j.xml.XMLLayout
-log4j.appender.sift.appender.layout.Properties=true
-log4j.appender.sift.appender.file=${logDirectory}/$\\{bundle.name\\}.log
-log4j.appender.sift.appender.append=true
-
-
-
-log4j.category.org.opendaylight.controller.netconf.persist.impl.osgi.ConfigPusherImpl=DEBUG
-log4j.category.org.opendaylight.controller.netconf.persist.impl.osgi.ConfigPersisterActivator=DEBUG
+# Root logger
+log4j2.rootLogger.level = INFO
+# uncomment to use asynchronous loggers, which require mvn:com.lmax/disruptor/3.3.2 library
+#log4j2.rootLogger.type = asyncRoot
+#log4j2.rootLogger.includeLocation = false
+log4j2.rootLogger.appenderRef.RollingFile.ref = RollingFile
+log4j2.rootLogger.appenderRef.PaxOsgi.ref = PaxOsgi
+log4j2.rootLogger.appenderRef.Console.ref = Console
+log4j2.rootLogger.appenderRef.Console.filter.threshold.type = ThresholdFilter
+log4j2.rootLogger.appenderRef.Console.filter.threshold.level = ${karaf.log.console:-OFF}
+
+# Loggers configuration
+
+# Spifly logger
+log4j2.logger.spifly.name = org.apache.aries.spifly
+log4j2.logger.spifly.level = WARN
+
+# Security audit logger
+log4j2.logger.audit.name = org.apache.karaf.jaas.modules.audit
+log4j2.logger.audit.level = INFO
+log4j2.logger.audit.additivity = false
+log4j2.logger.audit.appenderRef.AuditRollingFile.ref = AuditRollingFile
+
+# Appenders configuration
+
+# Console appender not used by default (see log4j2.rootLogger.appenderRefs)
+log4j2.appender.console.type = Console
+log4j2.appender.console.name = Console
+log4j2.appender.console.layout.type = PatternLayout
+log4j2.appender.console.layout.pattern = ${log4j2.pattern}
+
+# Rolling file appender
+log4j2.appender.rolling.type = RollingRandomAccessFile
+log4j2.appender.rolling.name = RollingFile
+log4j.appender.rolling.level = INFO
+log4j2.appender.rolling.fileName = ${logDirectory}/${karafLogName}.log
+log4j2.appender.rolling.filePattern = ${logDirectory}/${karafLogName}.log.%i
+# uncomment to not force a disk flush
+#log4j2.appender.rolling.immediateFlush = false
+log4j2.appender.rolling.append = true
+log4j2.appender.rolling.layout.type = PatternLayout
+log4j2.appender.rolling.layout.pattern = ${log4j2.pattern}
+log4j2.appender.rolling.policies.type = Policies
+log4j2.appender.rolling.policies.size.type = SizeBasedTriggeringPolicy
+log4j2.appender.rolling.policies.size.size = ${maxFileSize}
+
+# Audit file appender - not currently used, so commented out
+log4j2.appender.audit.type = RollingRandomAccessFile
+log4j2.appender.audit.name = AuditRollingFile
+log4j2.appender.audit.fileName = ${logDirectory}/${auditLogName}.log
+log4j2.appender.audit.filePattern = ${logDirectory}/${auditLogName}.log.%i
+log4j2.appender.audit.append = true
+log4j2.appender.audit.layout.type = PatternLayout
+log4j2.appender.audit.layout.pattern = ${log4j2.pattern}
+log4j2.appender.audit.policies.type = Policies
+log4j2.appender.audit.policies.size.type = SizeBasedTriggeringPolicy
+log4j2.appender.audit.policies.size.size = ${maxFileSize}
+
+# OSGi appender
+log4j2.appender.osgi.type = PaxOsgi
+log4j2.appender.osgi.name = PaxOsgi
+log4j2.appender.osgi.filter = *