diff --git a/log4cxx.properties b/log4cxx.properties
index cd28cd6..a3663c4 100644
--- a/log4cxx.properties
+++ b/log4cxx.properties
@@ -11,6 +11,11 @@
 #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.logger.Executor = ERROR
+log4j.logger.Sync.Log = ERROR
+log4j.logger.Sync.Core = DEBUG
+log4j.logger.Scheduler = ERROR
+
 #log4j.logger.Sync = DEBUG
 #log4j.logger.Sync.Log = ERROR
 #log4j.logger.SyncInterestTable = TRACE