Added sample configuration for trace log
diff --git a/karaf/features/src/main/resources/resources/etc/org.ops4j.pax.logging.cfg b/karaf/features/src/main/resources/resources/etc/org.ops4j.pax.logging.cfg
index e557dee..50f4d6e 100644
--- a/karaf/features/src/main/resources/resources/etc/org.ops4j.pax.logging.cfg
+++ b/karaf/features/src/main/resources/resources/etc/org.ops4j.pax.logging.cfg
@@ -43,6 +43,11 @@
log4j2.rootLogger.appenderRef.BrooklynDebug.filter.threshold.type = ThresholdFilter
log4j2.rootLogger.appenderRef.BrooklynDebug.filter.threshold.level = DEBUG
+## Brooklyn TRACE file log
+#log4j2.rootLogger.appenderRef.BrooklynTrace.ref = BrooklynTrace
+#log4j2.rootLogger.appenderRef.BrooklynTrace.filter.threshold.type = ThresholdFilter
+#log4j2.rootLogger.appenderRef.BrooklynTrace.filter.threshold.level = TRACE
+
###################
# Appender Config #
###################
@@ -82,6 +87,18 @@
log4j2.appender.rolling_debug.policies.size.type = SizeBasedTriggeringPolicy
log4j2.appender.rolling_debug.policies.size.size = 16MB
+## Brooklyn TRACE appender
+# log4j2.appender.rolling_trace.type = RollingRandomAccessFile
+# log4j2.appender.rolling_trace.name = BrooklynTrace
+# log4j2.appender.rolling_trace.fileName = ${karaf.data}/log/brooklyn.trace.log
+# log4j2.appender.rolling_trace.filePattern = ${karaf.data}/log/brooklyn.trace.log.%i
+# log4j2.appender.rolling_trace.append = true
+# log4j2.appender.rolling_trace.layout.type = PatternLayout
+# log4j2.appender.rolling_trace.layout.pattern = ${log4j2.pattern}
+# log4j2.appender.rolling_trace.policies.type = Policies
+# log4j2.appender.rolling_trace.policies.size.type = SizeBasedTriggeringPolicy
+# log4j2.appender.rolling_trace.policies.size.size = 16MB
+
## Audit log appender
log4j2.appender.audit.type = RollingRandomAccessFile
log4j2.appender.audit.name = AuditRollingFile
