SelfProfile related things is done, not tested yet.
diff --git a/log4cxx.properties b/log4cxx.properties
new file mode 100644
index 0000000..bdbc1a2
--- /dev/null
+++ b/log4cxx.properties
@@ -0,0 +1,24 @@
+# Set root logger level to DEBUG and its only appender to A1.
+log4j.rootLogger=TRACE, A1
+#, rollingFile
+
+# A1 is set to be a ConsoleAppender.
+log4j.appender.A1=org.apache.log4j.ConsoleAppender
+
+# A1 uses PatternLayout.
+log4j.appender.A1.layout=org.apache.log4j.PatternLayout
+log4j.appender.A1.target=System.err
+#log4j.appender.A1.layout.ConversionPattern=%d{dd-MMM HH:MM:SS,SSS} %p %c %m%n
+#log4j.appender.A1.layout.ConversionPattern=%d{hh:mm:ss,SSS} %-14t %-14c %m%n
+log4j.appender.A1.layout.ConversionPattern=%d{ss,SSS} %-5p %-12c %m%n
+
+log4j.appender.rollingFile=org.apache.log4j.RollingFileAppender
+log4j.appender.rollingFile.File=logfile.txt
+log4j.appender.rollingFile.MaxFileSize=10MB
+log4j.appender.rollingFile.MaxBackupIndex=9
+log4j.appender.rollingFile.layout = org.apache.log4j.PatternLayout
+log4j.appender.rollingFile.layout.ConversionPattern=%d{ss,SSS} %-5p %-12c %m%n
+
+log4j.logger.Executor = ERROR
+#log4j.logger.Scheduler = ERROR
+