diff --git a/conf/log4j.properties b/conf/log4j.properties
index dd306991f77..816a12b3e3f 100644
--- a/conf/log4j.properties
+++ b/conf/log4j.properties
@@ -24,7 +24,7 @@ log4j.appender.RFA.MaxBackupIndex=${smart.log.maxbackupindex}
 log4j.appender.RFA.layout=org.apache.log4j.PatternLayout
 
 # Pattern format: Date LogLevel LoggerName LogMessage
-log4j.appender.RFA.layout.ConversionPattern=%d{ISO8601} %p %c: %m%n
+log4j.appender.RFA.layout.ConversionPattern=%d{ISO8601} %p %c.%M %L: %m%n
 # Debugging Pattern format
 #log4j.appender.RFA.layout.ConversionPattern=%d{ISO8601} %-5p %c{2} (%F:%M(%L)) - %m%n
 
diff --git a/smart-hdfs/src/main/java/org/smartdata/hdfs/metric/fetcher/InotifyEventApplier.java b/smart-hdfs/src/main/java/org/smartdata/hdfs/metric/fetcher/InotifyEventApplier.java
index afab6817ac3..3042fbcd21a 100644
--- a/smart-hdfs/src/main/java/org/smartdata/hdfs/metric/fetcher/InotifyEventApplier.java
+++ b/smart-hdfs/src/main/java/org/smartdata/hdfs/metric/fetcher/InotifyEventApplier.java
@@ -69,18 +69,29 @@ public void apply(Event[] events) throws IOException, MetaStoreException {
   private List<String> getSqlStatement(Event event) throws IOException, MetaStoreException {
     switch (event.getEventType()) {
       case CREATE:
+        LOG.trace("event type:" + event.getEventType().name() +
+            ", path:" + ((Event.CreateEvent)event).getPath());
         return Arrays.asList(this.getCreateSql((Event.CreateEvent)event));
       case CLOSE:
+        LOG.trace("event type:" + event.getEventType().name() +
+            ", path:" + ((Event.CloseEvent)event).getPath());
         return Arrays.asList(this.getCloseSql((Event.CloseEvent)event));
-//      case TRUNCATE:
-//        return this.getTruncateSql((Event.TruncateEvent)event);
       case RENAME:
+        LOG.trace("event type:" + event.getEventType().name() +
+            ", src path:" + ((Event.RenameEvent)event).getSrcPath() +
+            ", dest path:" + ((Event.RenameEvent)event).getDstPath());
         return this.getRenameSql((Event.RenameEvent)event);
       case METADATA:
+        LOG.trace("event type:" + event.getEventType().name() +
+            ", path:" + ((Event.MetadataUpdateEvent)event).getPath());
         return Arrays.asList(this.getMetaDataUpdateSql((Event.MetadataUpdateEvent)event));
       case APPEND:
+        LOG.trace("event type:" + event.getEventType().name() +
+            ", path:" + ((Event.AppendEvent)event).getPath());
         return this.getAppendSql((Event.AppendEvent)event);
       case UNLINK:
+        LOG.trace("event type:" + event.getEventType().name() +
+            ", path:" + ((Event.UnlinkEvent)event).getPath());
         return this.getUnlinkSql((Event.UnlinkEvent)event);
     }
     return Arrays.asList();
diff --git a/smart-hdfs/src/main/java/org/smartdata/hdfs/metric/fetcher/InotifyFetchAndApplyTask.java b/smart-hdfs/src/main/java/org/smartdata/hdfs/metric/fetcher/InotifyFetchAndApplyTask.java
index 05985cbcb93..efaf47c41b2 100644
--- a/smart-hdfs/src/main/java/org/smartdata/hdfs/metric/fetcher/InotifyFetchAndApplyTask.java
+++ b/smart-hdfs/src/main/java/org/smartdata/hdfs/metric/fetcher/InotifyFetchAndApplyTask.java
@@ -26,6 +26,7 @@
 import org.smartdata.metastore.MetaStoreException;
 
 import java.io.IOException;
+import java.util.Date;
 import java.util.concurrent.atomic.AtomicLong;
 
 public class InotifyFetchAndApplyTask implements Runnable {
@@ -44,6 +45,7 @@ public InotifyFetchAndApplyTask(DFSClient client, InotifyEventApplier applier, l
 
   @Override
   public void run() {
+    LOG.trace("InotifyFetchAndApplyTask run at " +  new Date());
     try {
       EventBatch eventBatch = inotifyEventInputStream.poll();
       while (eventBatch != null) {
diff --git a/smart-metrics/src/main/java/org/smartdata/metrics/impl/SmartServerAccessEventSource.java b/smart-metrics/src/main/java/org/smartdata/metrics/impl/SmartServerAccessEventSource.java
index 66eccd8cb51..88499fce72c 100644
--- a/smart-metrics/src/main/java/org/smartdata/metrics/impl/SmartServerAccessEventSource.java
+++ b/smart-metrics/src/main/java/org/smartdata/metrics/impl/SmartServerAccessEventSource.java
@@ -51,6 +51,7 @@ public FileAccessEventCollector getCollector() {
   public void insertEventFromSmartClient(FileAccessEvent event) {
     try {
       this.eventQueue.put(event);
+      LOG.trace("Access:" + event.getPath());
     } catch (InterruptedException e) {
       LOG.error("Event queue enqueue path={} error", event.getPath(), e);
     }