diff --git a/apm-collector/apm-collector-analysis/analysis-alarm/alarm-provider/src/main/java/org/apache/skywalking/apm/collector/analysis/alarm/provider/worker/application/ApplicationMetricAlarmGraph.java b/apm-collector/apm-collector-analysis/analysis-alarm/alarm-provider/src/main/java/org/apache/skywalking/apm/collector/analysis/alarm/provider/worker/application/ApplicationMetricAlarmGraph.java
index 021b825e5..0733dbab0 100644
--- a/apm-collector/apm-collector-analysis/analysis-alarm/alarm-provider/src/main/java/org/apache/skywalking/apm/collector/analysis/alarm/provider/worker/application/ApplicationMetricAlarmGraph.java
+++ b/apm-collector/apm-collector-analysis/analysis-alarm/alarm-provider/src/main/java/org/apache/skywalking/apm/collector/analysis/alarm/provider/worker/application/ApplicationMetricAlarmGraph.java
@@ -59,7 +59,7 @@ public class ApplicationMetricAlarmGraph {
             .addNext(new ApplicationMetricAlarmToListNodeProcessor())
             .addNext(new ApplicationMetricAlarmListPersistenceWorker.Factory(moduleManager).create(workerCreateListener));
 
-//        link(graph);
+        link(graph);
     }
 
     private void link(Graph<ApplicationMetric> graph) {
diff --git a/apm-collector/apm-collector-analysis/analysis-alarm/alarm-provider/src/main/java/org/apache/skywalking/apm/collector/analysis/alarm/provider/worker/application/ApplicationMetricAlarmListPersistenceWorker.java b/apm-collector/apm-collector-analysis/analysis-alarm/alarm-provider/src/main/java/org/apache/skywalking/apm/collector/analysis/alarm/provider/worker/application/ApplicationMetricAlarmListPersistenceWorker.java
index 92d8859de..88963870f 100644
--- a/apm-collector/apm-collector-analysis/analysis-alarm/alarm-provider/src/main/java/org/apache/skywalking/apm/collector/analysis/alarm/provider/worker/application/ApplicationMetricAlarmListPersistenceWorker.java
+++ b/apm-collector/apm-collector-analysis/analysis-alarm/alarm-provider/src/main/java/org/apache/skywalking/apm/collector/analysis/alarm/provider/worker/application/ApplicationMetricAlarmListPersistenceWorker.java
@@ -24,7 +24,7 @@ import org.apache.skywalking.apm.collector.analysis.worker.model.impl.Persistenc
 import org.apache.skywalking.apm.collector.core.module.ModuleManager;
 import org.apache.skywalking.apm.collector.storage.StorageModule;
 import org.apache.skywalking.apm.collector.storage.base.dao.IPersistenceDAO;
-import org.apache.skywalking.apm.collector.storage.dao.IApplicationAlarmListPersistenceDAO;
+import org.apache.skywalking.apm.collector.storage.dao.alarm.IApplicationAlarmListPersistenceDAO;
 import org.apache.skywalking.apm.collector.storage.table.alarm.ApplicationAlarmList;
 
 /**
diff --git a/apm-collector/apm-collector-analysis/analysis-alarm/alarm-provider/src/main/java/org/apache/skywalking/apm/collector/analysis/alarm/provider/worker/application/ApplicationMetricAlarmPersistenceWorker.java b/apm-collector/apm-collector-analysis/analysis-alarm/alarm-provider/src/main/java/org/apache/skywalking/apm/collector/analysis/alarm/provider/worker/application/ApplicationMetricAlarmPersistenceWorker.java
index 5cc32c2db..43be3e21f 100644
--- a/apm-collector/apm-collector-analysis/analysis-alarm/alarm-provider/src/main/java/org/apache/skywalking/apm/collector/analysis/alarm/provider/worker/application/ApplicationMetricAlarmPersistenceWorker.java
+++ b/apm-collector/apm-collector-analysis/analysis-alarm/alarm-provider/src/main/java/org/apache/skywalking/apm/collector/analysis/alarm/provider/worker/application/ApplicationMetricAlarmPersistenceWorker.java
@@ -24,7 +24,7 @@ import org.apache.skywalking.apm.collector.analysis.worker.model.impl.Persistenc
 import org.apache.skywalking.apm.collector.core.module.ModuleManager;
 import org.apache.skywalking.apm.collector.storage.StorageModule;
 import org.apache.skywalking.apm.collector.storage.base.dao.IPersistenceDAO;
-import org.apache.skywalking.apm.collector.storage.dao.IApplicationAlarmPersistenceDAO;
+import org.apache.skywalking.apm.collector.storage.dao.alarm.IApplicationAlarmPersistenceDAO;
 import org.apache.skywalking.apm.collector.storage.table.alarm.ApplicationAlarm;
 
 /**
diff --git a/apm-collector/apm-collector-analysis/analysis-alarm/alarm-provider/src/main/java/org/apache/skywalking/apm/collector/analysis/alarm/provider/worker/application/ApplicationReferenceMetricAlarmGraph.java b/apm-collector/apm-collector-analysis/analysis-alarm/alarm-provider/src/main/java/org/apache/skywalking/apm/collector/analysis/alarm/provider/worker/application/ApplicationReferenceMetricAlarmGraph.java
index 905992cd1..121aed10a 100644
--- a/apm-collector/apm-collector-analysis/analysis-alarm/alarm-provider/src/main/java/org/apache/skywalking/apm/collector/analysis/alarm/provider/worker/application/ApplicationReferenceMetricAlarmGraph.java
+++ b/apm-collector/apm-collector-analysis/analysis-alarm/alarm-provider/src/main/java/org/apache/skywalking/apm/collector/analysis/alarm/provider/worker/application/ApplicationReferenceMetricAlarmGraph.java
@@ -60,7 +60,7 @@ public class ApplicationReferenceMetricAlarmGraph {
             .addNext(new ApplicationReferenceMetricAlarmToListNodeProcessor())
             .addNext(new ApplicationReferenceMetricAlarmListPersistenceWorker.Factory(moduleManager).create(workerCreateListener));
 
-//        link(graph);
+        link(graph);
     }
 
     private void link(Graph<ApplicationReferenceMetric> graph) {
diff --git a/apm-collector/apm-collector-analysis/analysis-alarm/alarm-provider/src/main/java/org/apache/skywalking/apm/collector/analysis/alarm/provider/worker/application/ApplicationReferenceMetricAlarmListPersistenceWorker.java b/apm-collector/apm-collector-analysis/analysis-alarm/alarm-provider/src/main/java/org/apache/skywalking/apm/collector/analysis/alarm/provider/worker/application/ApplicationReferenceMetricAlarmListPersistenceWorker.java
index 420018e47..fc7f38761 100644
--- a/apm-collector/apm-collector-analysis/analysis-alarm/alarm-provider/src/main/java/org/apache/skywalking/apm/collector/analysis/alarm/provider/worker/application/ApplicationReferenceMetricAlarmListPersistenceWorker.java
+++ b/apm-collector/apm-collector-analysis/analysis-alarm/alarm-provider/src/main/java/org/apache/skywalking/apm/collector/analysis/alarm/provider/worker/application/ApplicationReferenceMetricAlarmListPersistenceWorker.java
@@ -24,7 +24,7 @@ import org.apache.skywalking.apm.collector.analysis.worker.model.impl.Persistenc
 import org.apache.skywalking.apm.collector.core.module.ModuleManager;
 import org.apache.skywalking.apm.collector.storage.StorageModule;
 import org.apache.skywalking.apm.collector.storage.base.dao.IPersistenceDAO;
-import org.apache.skywalking.apm.collector.storage.dao.IApplicationReferenceAlarmListPersistenceDAO;
+import org.apache.skywalking.apm.collector.storage.dao.alarm.IApplicationReferenceAlarmListPersistenceDAO;
 import org.apache.skywalking.apm.collector.storage.table.alarm.ApplicationReferenceAlarmList;
 
 /**
diff --git a/apm-collector/apm-collector-analysis/analysis-alarm/alarm-provider/src/main/java/org/apache/skywalking/apm/collector/analysis/alarm/provider/worker/application/ApplicationReferenceMetricAlarmPersistenceWorker.java b/apm-collector/apm-collector-analysis/analysis-alarm/alarm-provider/src/main/java/org/apache/skywalking/apm/collector/analysis/alarm/provider/worker/application/ApplicationReferenceMetricAlarmPersistenceWorker.java
index b35d802b8..c8f760111 100644
--- a/apm-collector/apm-collector-analysis/analysis-alarm/alarm-provider/src/main/java/org/apache/skywalking/apm/collector/analysis/alarm/provider/worker/application/ApplicationReferenceMetricAlarmPersistenceWorker.java
+++ b/apm-collector/apm-collector-analysis/analysis-alarm/alarm-provider/src/main/java/org/apache/skywalking/apm/collector/analysis/alarm/provider/worker/application/ApplicationReferenceMetricAlarmPersistenceWorker.java
@@ -24,7 +24,7 @@ import org.apache.skywalking.apm.collector.analysis.worker.model.impl.Persistenc
 import org.apache.skywalking.apm.collector.core.module.ModuleManager;
 import org.apache.skywalking.apm.collector.storage.StorageModule;
 import org.apache.skywalking.apm.collector.storage.base.dao.IPersistenceDAO;
-import org.apache.skywalking.apm.collector.storage.dao.IApplicationReferenceAlarmPersistenceDAO;
+import org.apache.skywalking.apm.collector.storage.dao.alarm.IApplicationReferenceAlarmPersistenceDAO;
 import org.apache.skywalking.apm.collector.storage.table.alarm.ApplicationReferenceAlarm;
 
 /**
diff --git a/apm-collector/apm-collector-analysis/analysis-alarm/alarm-provider/src/main/java/org/apache/skywalking/apm/collector/analysis/alarm/provider/worker/instance/InstanceMetricAlarmAssertWorker.java b/apm-collector/apm-collector-analysis/analysis-alarm/alarm-provider/src/main/java/org/apache/skywalking/apm/collector/analysis/alarm/provider/worker/instance/InstanceMetricAlarmAssertWorker.java
index 9384fbf64..2b02dd7df 100644
--- a/apm-collector/apm-collector-analysis/analysis-alarm/alarm-provider/src/main/java/org/apache/skywalking/apm/collector/analysis/alarm/provider/worker/instance/InstanceMetricAlarmAssertWorker.java
+++ b/apm-collector/apm-collector-analysis/analysis-alarm/alarm-provider/src/main/java/org/apache/skywalking/apm/collector/analysis/alarm/provider/worker/instance/InstanceMetricAlarmAssertWorker.java
@@ -46,7 +46,7 @@ public class InstanceMetricAlarmAssertWorker extends AlarmAssertWorker<InstanceM
 
     @Override protected InstanceAlarm newAlarmObject(String id, InstanceMetric inputMetric) {
         InstanceAlarm instanceAlarm = new InstanceAlarm();
-        inputMetric.setId(id + Const.ID_SPLIT + inputMetric.getInstanceId());
+        instanceAlarm.setId(id + Const.ID_SPLIT + inputMetric.getInstanceId());
         instanceAlarm.setApplicationId(inputMetric.getApplicationId());
         instanceAlarm.setInstanceId(inputMetric.getInstanceId());
         return instanceAlarm;
diff --git a/apm-collector/apm-collector-analysis/analysis-alarm/alarm-provider/src/main/java/org/apache/skywalking/apm/collector/analysis/alarm/provider/worker/instance/InstanceMetricAlarmGraph.java b/apm-collector/apm-collector-analysis/analysis-alarm/alarm-provider/src/main/java/org/apache/skywalking/apm/collector/analysis/alarm/provider/worker/instance/InstanceMetricAlarmGraph.java
index 9f1ee08d4..5954314bb 100644
--- a/apm-collector/apm-collector-analysis/analysis-alarm/alarm-provider/src/main/java/org/apache/skywalking/apm/collector/analysis/alarm/provider/worker/instance/InstanceMetricAlarmGraph.java
+++ b/apm-collector/apm-collector-analysis/analysis-alarm/alarm-provider/src/main/java/org/apache/skywalking/apm/collector/analysis/alarm/provider/worker/instance/InstanceMetricAlarmGraph.java
@@ -59,7 +59,7 @@ public class InstanceMetricAlarmGraph {
             .addNext(new InstanceMetricAlarmToListNodeProcessor())
             .addNext(new InstanceMetricAlarmListPersistenceWorker.Factory(moduleManager).create(workerCreateListener));
 
-//        link(graph);
+        link(graph);
     }
 
     private void link(Graph<InstanceMetric> graph) {
diff --git a/apm-collector/apm-collector-analysis/analysis-alarm/alarm-provider/src/main/java/org/apache/skywalking/apm/collector/analysis/alarm/provider/worker/instance/InstanceMetricAlarmListPersistenceWorker.java b/apm-collector/apm-collector-analysis/analysis-alarm/alarm-provider/src/main/java/org/apache/skywalking/apm/collector/analysis/alarm/provider/worker/instance/InstanceMetricAlarmListPersistenceWorker.java
index 4cf9824c3..120d943df 100644
--- a/apm-collector/apm-collector-analysis/analysis-alarm/alarm-provider/src/main/java/org/apache/skywalking/apm/collector/analysis/alarm/provider/worker/instance/InstanceMetricAlarmListPersistenceWorker.java
+++ b/apm-collector/apm-collector-analysis/analysis-alarm/alarm-provider/src/main/java/org/apache/skywalking/apm/collector/analysis/alarm/provider/worker/instance/InstanceMetricAlarmListPersistenceWorker.java
@@ -24,7 +24,7 @@ import org.apache.skywalking.apm.collector.analysis.worker.model.impl.Persistenc
 import org.apache.skywalking.apm.collector.core.module.ModuleManager;
 import org.apache.skywalking.apm.collector.storage.StorageModule;
 import org.apache.skywalking.apm.collector.storage.base.dao.IPersistenceDAO;
-import org.apache.skywalking.apm.collector.storage.dao.IInstanceAlarmListPersistenceDAO;
+import org.apache.skywalking.apm.collector.storage.dao.alarm.IInstanceAlarmListPersistenceDAO;
 import org.apache.skywalking.apm.collector.storage.table.alarm.InstanceAlarmList;
 
 /**
diff --git a/apm-collector/apm-collector-analysis/analysis-alarm/alarm-provider/src/main/java/org/apache/skywalking/apm/collector/analysis/alarm/provider/worker/instance/InstanceMetricAlarmPersistenceWorker.java b/apm-collector/apm-collector-analysis/analysis-alarm/alarm-provider/src/main/java/org/apache/skywalking/apm/collector/analysis/alarm/provider/worker/instance/InstanceMetricAlarmPersistenceWorker.java
index ca8383908..6fce174ae 100644
--- a/apm-collector/apm-collector-analysis/analysis-alarm/alarm-provider/src/main/java/org/apache/skywalking/apm/collector/analysis/alarm/provider/worker/instance/InstanceMetricAlarmPersistenceWorker.java
+++ b/apm-collector/apm-collector-analysis/analysis-alarm/alarm-provider/src/main/java/org/apache/skywalking/apm/collector/analysis/alarm/provider/worker/instance/InstanceMetricAlarmPersistenceWorker.java
@@ -24,7 +24,7 @@ import org.apache.skywalking.apm.collector.analysis.worker.model.impl.Persistenc
 import org.apache.skywalking.apm.collector.core.module.ModuleManager;
 import org.apache.skywalking.apm.collector.storage.StorageModule;
 import org.apache.skywalking.apm.collector.storage.base.dao.IPersistenceDAO;
-import org.apache.skywalking.apm.collector.storage.dao.IInstanceAlarmPersistenceDAO;
+import org.apache.skywalking.apm.collector.storage.dao.alarm.IInstanceAlarmPersistenceDAO;
 import org.apache.skywalking.apm.collector.storage.table.alarm.InstanceAlarm;
 
 /**
diff --git a/apm-collector/apm-collector-analysis/analysis-alarm/alarm-provider/src/main/java/org/apache/skywalking/apm/collector/analysis/alarm/provider/worker/instance/InstanceReferenceMetricAlarmGraph.java b/apm-collector/apm-collector-analysis/analysis-alarm/alarm-provider/src/main/java/org/apache/skywalking/apm/collector/analysis/alarm/provider/worker/instance/InstanceReferenceMetricAlarmGraph.java
index ac24e6cc9..7ef12e1a6 100644
--- a/apm-collector/apm-collector-analysis/analysis-alarm/alarm-provider/src/main/java/org/apache/skywalking/apm/collector/analysis/alarm/provider/worker/instance/InstanceReferenceMetricAlarmGraph.java
+++ b/apm-collector/apm-collector-analysis/analysis-alarm/alarm-provider/src/main/java/org/apache/skywalking/apm/collector/analysis/alarm/provider/worker/instance/InstanceReferenceMetricAlarmGraph.java
@@ -59,7 +59,7 @@ public class InstanceReferenceMetricAlarmGraph {
             .addNext(new InstanceReferenceMetricAlarmToListNodeProcessor())
             .addNext(new InstanceReferenceMetricAlarmListPersistenceWorker.Factory(moduleManager).create(workerCreateListener));
 
-//        link(graph);
+        link(graph);
     }
 
     private void link(Graph<InstanceReferenceMetric> graph) {
diff --git a/apm-collector/apm-collector-analysis/analysis-alarm/alarm-provider/src/main/java/org/apache/skywalking/apm/collector/analysis/alarm/provider/worker/instance/InstanceReferenceMetricAlarmListPersistenceWorker.java b/apm-collector/apm-collector-analysis/analysis-alarm/alarm-provider/src/main/java/org/apache/skywalking/apm/collector/analysis/alarm/provider/worker/instance/InstanceReferenceMetricAlarmListPersistenceWorker.java
index 36dfcb030..d0d9ffd45 100644
--- a/apm-collector/apm-collector-analysis/analysis-alarm/alarm-provider/src/main/java/org/apache/skywalking/apm/collector/analysis/alarm/provider/worker/instance/InstanceReferenceMetricAlarmListPersistenceWorker.java
+++ b/apm-collector/apm-collector-analysis/analysis-alarm/alarm-provider/src/main/java/org/apache/skywalking/apm/collector/analysis/alarm/provider/worker/instance/InstanceReferenceMetricAlarmListPersistenceWorker.java
@@ -24,7 +24,7 @@ import org.apache.skywalking.apm.collector.analysis.worker.model.impl.Persistenc
 import org.apache.skywalking.apm.collector.core.module.ModuleManager;
 import org.apache.skywalking.apm.collector.storage.StorageModule;
 import org.apache.skywalking.apm.collector.storage.base.dao.IPersistenceDAO;
-import org.apache.skywalking.apm.collector.storage.dao.IInstanceReferenceAlarmListPersistenceDAO;
+import org.apache.skywalking.apm.collector.storage.dao.alarm.IInstanceReferenceAlarmListPersistenceDAO;
 import org.apache.skywalking.apm.collector.storage.table.alarm.InstanceReferenceAlarmList;
 
 /**
diff --git a/apm-collector/apm-collector-analysis/analysis-alarm/alarm-provider/src/main/java/org/apache/skywalking/apm/collector/analysis/alarm/provider/worker/instance/InstanceReferenceMetricAlarmPersistenceWorker.java b/apm-collector/apm-collector-analysis/analysis-alarm/alarm-provider/src/main/java/org/apache/skywalking/apm/collector/analysis/alarm/provider/worker/instance/InstanceReferenceMetricAlarmPersistenceWorker.java
index b069cddb5..97f271d2b 100644
--- a/apm-collector/apm-collector-analysis/analysis-alarm/alarm-provider/src/main/java/org/apache/skywalking/apm/collector/analysis/alarm/provider/worker/instance/InstanceReferenceMetricAlarmPersistenceWorker.java
+++ b/apm-collector/apm-collector-analysis/analysis-alarm/alarm-provider/src/main/java/org/apache/skywalking/apm/collector/analysis/alarm/provider/worker/instance/InstanceReferenceMetricAlarmPersistenceWorker.java
@@ -24,7 +24,7 @@ import org.apache.skywalking.apm.collector.analysis.worker.model.impl.Persistenc
 import org.apache.skywalking.apm.collector.core.module.ModuleManager;
 import org.apache.skywalking.apm.collector.storage.StorageModule;
 import org.apache.skywalking.apm.collector.storage.base.dao.IPersistenceDAO;
-import org.apache.skywalking.apm.collector.storage.dao.IInstanceReferenceAlarmPersistenceDAO;
+import org.apache.skywalking.apm.collector.storage.dao.alarm.IInstanceReferenceAlarmPersistenceDAO;
 import org.apache.skywalking.apm.collector.storage.table.alarm.InstanceReferenceAlarm;
 
 /**
diff --git a/apm-collector/apm-collector-analysis/analysis-alarm/alarm-provider/src/main/java/org/apache/skywalking/apm/collector/analysis/alarm/provider/worker/service/ServiceMetricAlarmGraph.java b/apm-collector/apm-collector-analysis/analysis-alarm/alarm-provider/src/main/java/org/apache/skywalking/apm/collector/analysis/alarm/provider/worker/service/ServiceMetricAlarmGraph.java
index 15af4acf4..18d87ad6d 100644
--- a/apm-collector/apm-collector-analysis/analysis-alarm/alarm-provider/src/main/java/org/apache/skywalking/apm/collector/analysis/alarm/provider/worker/service/ServiceMetricAlarmGraph.java
+++ b/apm-collector/apm-collector-analysis/analysis-alarm/alarm-provider/src/main/java/org/apache/skywalking/apm/collector/analysis/alarm/provider/worker/service/ServiceMetricAlarmGraph.java
@@ -59,7 +59,7 @@ public class ServiceMetricAlarmGraph {
             .addNext(new ServiceMetricAlarmToListNodeProcessor())
             .addNext(new ServiceMetricAlarmListPersistenceWorker.Factory(moduleManager).create(workerCreateListener));
 
-//        link(graph);
+        link(graph);
     }
 
     private void link(Graph<ServiceMetric> graph) {
diff --git a/apm-collector/apm-collector-analysis/analysis-alarm/alarm-provider/src/main/java/org/apache/skywalking/apm/collector/analysis/alarm/provider/worker/service/ServiceMetricAlarmListPersistenceWorker.java b/apm-collector/apm-collector-analysis/analysis-alarm/alarm-provider/src/main/java/org/apache/skywalking/apm/collector/analysis/alarm/provider/worker/service/ServiceMetricAlarmListPersistenceWorker.java
index 3d16992de..e72568e6d 100644
--- a/apm-collector/apm-collector-analysis/analysis-alarm/alarm-provider/src/main/java/org/apache/skywalking/apm/collector/analysis/alarm/provider/worker/service/ServiceMetricAlarmListPersistenceWorker.java
+++ b/apm-collector/apm-collector-analysis/analysis-alarm/alarm-provider/src/main/java/org/apache/skywalking/apm/collector/analysis/alarm/provider/worker/service/ServiceMetricAlarmListPersistenceWorker.java
@@ -24,7 +24,7 @@ import org.apache.skywalking.apm.collector.analysis.worker.model.impl.Persistenc
 import org.apache.skywalking.apm.collector.core.module.ModuleManager;
 import org.apache.skywalking.apm.collector.storage.StorageModule;
 import org.apache.skywalking.apm.collector.storage.base.dao.IPersistenceDAO;
-import org.apache.skywalking.apm.collector.storage.dao.IServiceAlarmListPersistenceDAO;
+import org.apache.skywalking.apm.collector.storage.dao.alarm.IServiceAlarmListPersistenceDAO;
 import org.apache.skywalking.apm.collector.storage.table.alarm.ServiceAlarmList;
 
 /**
diff --git a/apm-collector/apm-collector-analysis/analysis-alarm/alarm-provider/src/main/java/org/apache/skywalking/apm/collector/analysis/alarm/provider/worker/service/ServiceMetricAlarmPersistenceWorker.java b/apm-collector/apm-collector-analysis/analysis-alarm/alarm-provider/src/main/java/org/apache/skywalking/apm/collector/analysis/alarm/provider/worker/service/ServiceMetricAlarmPersistenceWorker.java
index 96f7b6562..50c75841a 100644
--- a/apm-collector/apm-collector-analysis/analysis-alarm/alarm-provider/src/main/java/org/apache/skywalking/apm/collector/analysis/alarm/provider/worker/service/ServiceMetricAlarmPersistenceWorker.java
+++ b/apm-collector/apm-collector-analysis/analysis-alarm/alarm-provider/src/main/java/org/apache/skywalking/apm/collector/analysis/alarm/provider/worker/service/ServiceMetricAlarmPersistenceWorker.java
@@ -24,7 +24,7 @@ import org.apache.skywalking.apm.collector.analysis.worker.model.impl.Persistenc
 import org.apache.skywalking.apm.collector.core.module.ModuleManager;
 import org.apache.skywalking.apm.collector.storage.StorageModule;
 import org.apache.skywalking.apm.collector.storage.base.dao.IPersistenceDAO;
-import org.apache.skywalking.apm.collector.storage.dao.IServiceAlarmPersistenceDAO;
+import org.apache.skywalking.apm.collector.storage.dao.alarm.IServiceAlarmPersistenceDAO;
 import org.apache.skywalking.apm.collector.storage.table.alarm.ServiceAlarm;
 
 /**
diff --git a/apm-collector/apm-collector-analysis/analysis-alarm/alarm-provider/src/main/java/org/apache/skywalking/apm/collector/analysis/alarm/provider/worker/service/ServiceReferenceMetricAlarmGraph.java b/apm-collector/apm-collector-analysis/analysis-alarm/alarm-provider/src/main/java/org/apache/skywalking/apm/collector/analysis/alarm/provider/worker/service/ServiceReferenceMetricAlarmGraph.java
index 95cd207da..eda88d430 100644
--- a/apm-collector/apm-collector-analysis/analysis-alarm/alarm-provider/src/main/java/org/apache/skywalking/apm/collector/analysis/alarm/provider/worker/service/ServiceReferenceMetricAlarmGraph.java
+++ b/apm-collector/apm-collector-analysis/analysis-alarm/alarm-provider/src/main/java/org/apache/skywalking/apm/collector/analysis/alarm/provider/worker/service/ServiceReferenceMetricAlarmGraph.java
@@ -59,7 +59,7 @@ public class ServiceReferenceMetricAlarmGraph {
             .addNext(new ServiceReferenceMetricAlarmToListNodeProcessor())
             .addNext(new ServiceReferenceMetricAlarmListPersistenceWorker.Factory(moduleManager).create(workerCreateListener));
 
-//        link(graph);
+        link(graph);
     }
 
     private void link(Graph<ServiceReferenceMetric> graph) {
diff --git a/apm-collector/apm-collector-analysis/analysis-alarm/alarm-provider/src/main/java/org/apache/skywalking/apm/collector/analysis/alarm/provider/worker/service/ServiceReferenceMetricAlarmListPersistenceWorker.java b/apm-collector/apm-collector-analysis/analysis-alarm/alarm-provider/src/main/java/org/apache/skywalking/apm/collector/analysis/alarm/provider/worker/service/ServiceReferenceMetricAlarmListPersistenceWorker.java
index d6e1d5fa6..968231321 100644
--- a/apm-collector/apm-collector-analysis/analysis-alarm/alarm-provider/src/main/java/org/apache/skywalking/apm/collector/analysis/alarm/provider/worker/service/ServiceReferenceMetricAlarmListPersistenceWorker.java
+++ b/apm-collector/apm-collector-analysis/analysis-alarm/alarm-provider/src/main/java/org/apache/skywalking/apm/collector/analysis/alarm/provider/worker/service/ServiceReferenceMetricAlarmListPersistenceWorker.java
@@ -24,7 +24,7 @@ import org.apache.skywalking.apm.collector.analysis.worker.model.impl.Persistenc
 import org.apache.skywalking.apm.collector.core.module.ModuleManager;
 import org.apache.skywalking.apm.collector.storage.StorageModule;
 import org.apache.skywalking.apm.collector.storage.base.dao.IPersistenceDAO;
-import org.apache.skywalking.apm.collector.storage.dao.IServiceReferenceAlarmListPersistenceDAO;
+import org.apache.skywalking.apm.collector.storage.dao.alarm.IServiceReferenceAlarmListPersistenceDAO;
 import org.apache.skywalking.apm.collector.storage.table.alarm.ServiceReferenceAlarmList;
 
 /**
diff --git a/apm-collector/apm-collector-analysis/analysis-alarm/alarm-provider/src/main/java/org/apache/skywalking/apm/collector/analysis/alarm/provider/worker/service/ServiceReferenceMetricAlarmPersistenceWorker.java b/apm-collector/apm-collector-analysis/analysis-alarm/alarm-provider/src/main/java/org/apache/skywalking/apm/collector/analysis/alarm/provider/worker/service/ServiceReferenceMetricAlarmPersistenceWorker.java
index 166a7419d..ddfdaaa56 100644
--- a/apm-collector/apm-collector-analysis/analysis-alarm/alarm-provider/src/main/java/org/apache/skywalking/apm/collector/analysis/alarm/provider/worker/service/ServiceReferenceMetricAlarmPersistenceWorker.java
+++ b/apm-collector/apm-collector-analysis/analysis-alarm/alarm-provider/src/main/java/org/apache/skywalking/apm/collector/analysis/alarm/provider/worker/service/ServiceReferenceMetricAlarmPersistenceWorker.java
@@ -24,7 +24,7 @@ import org.apache.skywalking.apm.collector.analysis.worker.model.impl.Persistenc
 import org.apache.skywalking.apm.collector.core.module.ModuleManager;
 import org.apache.skywalking.apm.collector.storage.StorageModule;
 import org.apache.skywalking.apm.collector.storage.base.dao.IPersistenceDAO;
-import org.apache.skywalking.apm.collector.storage.dao.IServiceReferenceAlarmPersistenceDAO;
+import org.apache.skywalking.apm.collector.storage.dao.alarm.IServiceReferenceAlarmPersistenceDAO;
 import org.apache.skywalking.apm.collector.storage.table.alarm.ServiceReferenceAlarm;
 
 /**
diff --git a/apm-collector/apm-collector-cache/collector-cache-guava-provider/src/main/java/org/apache/skywalking/apm/collector/cache/guava/service/ApplicationCacheGuavaService.java b/apm-collector/apm-collector-cache/collector-cache-guava-provider/src/main/java/org/apache/skywalking/apm/collector/cache/guava/service/ApplicationCacheGuavaService.java
index 7459e0a41..530378740 100644
--- a/apm-collector/apm-collector-cache/collector-cache-guava-provider/src/main/java/org/apache/skywalking/apm/collector/cache/guava/service/ApplicationCacheGuavaService.java
+++ b/apm-collector/apm-collector-cache/collector-cache-guava-provider/src/main/java/org/apache/skywalking/apm/collector/cache/guava/service/ApplicationCacheGuavaService.java
@@ -26,7 +26,7 @@ import org.apache.skywalking.apm.collector.core.util.Const;
 import org.apache.skywalking.apm.collector.core.util.ObjectUtils;
 import org.apache.skywalking.apm.collector.core.util.StringUtils;
 import org.apache.skywalking.apm.collector.storage.StorageModule;
-import org.apache.skywalking.apm.collector.storage.dao.IApplicationCacheDAO;
+import org.apache.skywalking.apm.collector.storage.dao.cache.IApplicationCacheDAO;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
diff --git a/apm-collector/apm-collector-cache/collector-cache-guava-provider/src/main/java/org/apache/skywalking/apm/collector/cache/guava/service/InstanceCacheGuavaService.java b/apm-collector/apm-collector-cache/collector-cache-guava-provider/src/main/java/org/apache/skywalking/apm/collector/cache/guava/service/InstanceCacheGuavaService.java
index 9401c1016..7f5f265b6 100644
--- a/apm-collector/apm-collector-cache/collector-cache-guava-provider/src/main/java/org/apache/skywalking/apm/collector/cache/guava/service/InstanceCacheGuavaService.java
+++ b/apm-collector/apm-collector-cache/collector-cache-guava-provider/src/main/java/org/apache/skywalking/apm/collector/cache/guava/service/InstanceCacheGuavaService.java
@@ -25,7 +25,7 @@ import org.apache.skywalking.apm.collector.core.module.ModuleManager;
 import org.apache.skywalking.apm.collector.core.util.Const;
 import org.apache.skywalking.apm.collector.core.util.ObjectUtils;
 import org.apache.skywalking.apm.collector.storage.StorageModule;
-import org.apache.skywalking.apm.collector.storage.dao.IInstanceCacheDAO;
+import org.apache.skywalking.apm.collector.storage.dao.cache.IInstanceCacheDAO;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
diff --git a/apm-collector/apm-collector-cache/collector-cache-guava-provider/src/main/java/org/apache/skywalking/apm/collector/cache/guava/service/NetworAddressCacheGuavaService.java b/apm-collector/apm-collector-cache/collector-cache-guava-provider/src/main/java/org/apache/skywalking/apm/collector/cache/guava/service/NetworAddressCacheGuavaService.java
index 847c2290c..6bf6c8469 100644
--- a/apm-collector/apm-collector-cache/collector-cache-guava-provider/src/main/java/org/apache/skywalking/apm/collector/cache/guava/service/NetworAddressCacheGuavaService.java
+++ b/apm-collector/apm-collector-cache/collector-cache-guava-provider/src/main/java/org/apache/skywalking/apm/collector/cache/guava/service/NetworAddressCacheGuavaService.java
@@ -26,7 +26,7 @@ import org.apache.skywalking.apm.collector.core.util.Const;
 import org.apache.skywalking.apm.collector.core.util.ObjectUtils;
 import org.apache.skywalking.apm.collector.core.util.StringUtils;
 import org.apache.skywalking.apm.collector.storage.StorageModule;
-import org.apache.skywalking.apm.collector.storage.dao.INetworkAddressCacheDAO;
+import org.apache.skywalking.apm.collector.storage.dao.cache.INetworkAddressCacheDAO;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
diff --git a/apm-collector/apm-collector-cache/collector-cache-guava-provider/src/main/java/org/apache/skywalking/apm/collector/cache/guava/service/ServiceIdCacheGuavaService.java b/apm-collector/apm-collector-cache/collector-cache-guava-provider/src/main/java/org/apache/skywalking/apm/collector/cache/guava/service/ServiceIdCacheGuavaService.java
index 4dcefba9a..5c5a618b9 100644
--- a/apm-collector/apm-collector-cache/collector-cache-guava-provider/src/main/java/org/apache/skywalking/apm/collector/cache/guava/service/ServiceIdCacheGuavaService.java
+++ b/apm-collector/apm-collector-cache/collector-cache-guava-provider/src/main/java/org/apache/skywalking/apm/collector/cache/guava/service/ServiceIdCacheGuavaService.java
@@ -26,7 +26,7 @@ import org.apache.skywalking.apm.collector.core.util.ObjectUtils;
 import org.apache.skywalking.apm.collector.cache.service.ServiceIdCacheService;
 import org.apache.skywalking.apm.collector.core.module.ModuleManager;
 import org.apache.skywalking.apm.collector.storage.StorageModule;
-import org.apache.skywalking.apm.collector.storage.dao.IServiceNameCacheDAO;
+import org.apache.skywalking.apm.collector.storage.dao.cache.IServiceNameCacheDAO;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
diff --git a/apm-collector/apm-collector-cache/collector-cache-guava-provider/src/main/java/org/apache/skywalking/apm/collector/cache/guava/service/ServiceNameCacheGuavaService.java b/apm-collector/apm-collector-cache/collector-cache-guava-provider/src/main/java/org/apache/skywalking/apm/collector/cache/guava/service/ServiceNameCacheGuavaService.java
index 389ac4658..87fb043c4 100644
--- a/apm-collector/apm-collector-cache/collector-cache-guava-provider/src/main/java/org/apache/skywalking/apm/collector/cache/guava/service/ServiceNameCacheGuavaService.java
+++ b/apm-collector/apm-collector-cache/collector-cache-guava-provider/src/main/java/org/apache/skywalking/apm/collector/cache/guava/service/ServiceNameCacheGuavaService.java
@@ -27,7 +27,7 @@ import org.apache.skywalking.apm.collector.core.util.ObjectUtils;
 import org.apache.skywalking.apm.collector.cache.service.ServiceNameCacheService;
 import org.apache.skywalking.apm.collector.core.util.StringUtils;
 import org.apache.skywalking.apm.collector.storage.StorageModule;
-import org.apache.skywalking.apm.collector.storage.dao.IServiceNameCacheDAO;
+import org.apache.skywalking.apm.collector.storage.dao.cache.IServiceNameCacheDAO;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
diff --git a/apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/StorageModule.java b/apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/StorageModule.java
index 6ab7bd51d..4c9bb0fce 100644
--- a/apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/StorageModule.java
+++ b/apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/StorageModule.java
@@ -22,38 +22,38 @@ import java.util.ArrayList;
 import java.util.List;
 import org.apache.skywalking.apm.collector.core.module.Module;
 import org.apache.skywalking.apm.collector.storage.base.dao.IBatchDAO;
-import org.apache.skywalking.apm.collector.storage.dao.IApplicationAlarmListPersistenceDAO;
-import org.apache.skywalking.apm.collector.storage.dao.IApplicationAlarmPersistenceDAO;
-import org.apache.skywalking.apm.collector.storage.dao.IApplicationCacheDAO;
+import org.apache.skywalking.apm.collector.storage.dao.alarm.IApplicationAlarmListPersistenceDAO;
+import org.apache.skywalking.apm.collector.storage.dao.alarm.IApplicationAlarmPersistenceDAO;
+import org.apache.skywalking.apm.collector.storage.dao.cache.IApplicationCacheDAO;
 import org.apache.skywalking.apm.collector.storage.dao.IApplicationComponentUIDAO;
 import org.apache.skywalking.apm.collector.storage.dao.IApplicationMappingUIDAO;
-import org.apache.skywalking.apm.collector.storage.dao.IApplicationReferenceAlarmListPersistenceDAO;
-import org.apache.skywalking.apm.collector.storage.dao.IApplicationReferenceAlarmPersistenceDAO;
+import org.apache.skywalking.apm.collector.storage.dao.alarm.IApplicationReferenceAlarmListPersistenceDAO;
+import org.apache.skywalking.apm.collector.storage.dao.alarm.IApplicationReferenceAlarmPersistenceDAO;
 import org.apache.skywalking.apm.collector.storage.dao.IApplicationReferenceMetricUIDAO;
 import org.apache.skywalking.apm.collector.storage.dao.ICpuMetricUIDAO;
 import org.apache.skywalking.apm.collector.storage.dao.IGCMetricUIDAO;
 import org.apache.skywalking.apm.collector.storage.dao.IGlobalTracePersistenceDAO;
 import org.apache.skywalking.apm.collector.storage.dao.IGlobalTraceUIDAO;
-import org.apache.skywalking.apm.collector.storage.dao.IInstanceAlarmListPersistenceDAO;
-import org.apache.skywalking.apm.collector.storage.dao.IInstanceAlarmPersistenceDAO;
-import org.apache.skywalking.apm.collector.storage.dao.IInstanceCacheDAO;
+import org.apache.skywalking.apm.collector.storage.dao.alarm.IInstanceAlarmListPersistenceDAO;
+import org.apache.skywalking.apm.collector.storage.dao.alarm.IInstanceAlarmPersistenceDAO;
+import org.apache.skywalking.apm.collector.storage.dao.cache.IInstanceCacheDAO;
 import org.apache.skywalking.apm.collector.storage.dao.IInstanceHeartBeatPersistenceDAO;
 import org.apache.skywalking.apm.collector.storage.dao.IInstanceMetricUIDAO;
-import org.apache.skywalking.apm.collector.storage.dao.IInstanceReferenceAlarmListPersistenceDAO;
-import org.apache.skywalking.apm.collector.storage.dao.IInstanceReferenceAlarmPersistenceDAO;
+import org.apache.skywalking.apm.collector.storage.dao.alarm.IInstanceReferenceAlarmListPersistenceDAO;
+import org.apache.skywalking.apm.collector.storage.dao.alarm.IInstanceReferenceAlarmPersistenceDAO;
 import org.apache.skywalking.apm.collector.storage.dao.IInstanceUIDAO;
 import org.apache.skywalking.apm.collector.storage.dao.IMemoryMetricUIDAO;
 import org.apache.skywalking.apm.collector.storage.dao.IMemoryPoolMetricUIDAO;
-import org.apache.skywalking.apm.collector.storage.dao.INetworkAddressCacheDAO;
+import org.apache.skywalking.apm.collector.storage.dao.cache.INetworkAddressCacheDAO;
 import org.apache.skywalking.apm.collector.storage.dao.ISegmentCostPersistenceDAO;
 import org.apache.skywalking.apm.collector.storage.dao.ISegmentCostUIDAO;
 import org.apache.skywalking.apm.collector.storage.dao.ISegmentPersistenceDAO;
 import org.apache.skywalking.apm.collector.storage.dao.ISegmentUIDAO;
-import org.apache.skywalking.apm.collector.storage.dao.IServiceAlarmListPersistenceDAO;
-import org.apache.skywalking.apm.collector.storage.dao.IServiceAlarmPersistenceDAO;
-import org.apache.skywalking.apm.collector.storage.dao.IServiceNameCacheDAO;
-import org.apache.skywalking.apm.collector.storage.dao.IServiceReferenceAlarmListPersistenceDAO;
-import org.apache.skywalking.apm.collector.storage.dao.IServiceReferenceAlarmPersistenceDAO;
+import org.apache.skywalking.apm.collector.storage.dao.alarm.IServiceAlarmListPersistenceDAO;
+import org.apache.skywalking.apm.collector.storage.dao.alarm.IServiceAlarmPersistenceDAO;
+import org.apache.skywalking.apm.collector.storage.dao.cache.IServiceNameCacheDAO;
+import org.apache.skywalking.apm.collector.storage.dao.alarm.IServiceReferenceAlarmListPersistenceDAO;
+import org.apache.skywalking.apm.collector.storage.dao.alarm.IServiceReferenceAlarmPersistenceDAO;
 import org.apache.skywalking.apm.collector.storage.dao.IServiceReferenceUIDAO;
 import org.apache.skywalking.apm.collector.storage.dao.acp.IApplicationComponentDayPersistenceDAO;
 import org.apache.skywalking.apm.collector.storage.dao.acp.IApplicationComponentHourPersistenceDAO;
diff --git a/apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/dao/IApplicationAlarmListPersistenceDAO.java b/apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/dao/alarm/IApplicationAlarmListPersistenceDAO.java
similarity index 94%
rename from apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/dao/IApplicationAlarmListPersistenceDAO.java
rename to apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/dao/alarm/IApplicationAlarmListPersistenceDAO.java
index 8b682d2f5..a2e83fc36 100644
--- a/apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/dao/IApplicationAlarmListPersistenceDAO.java
+++ b/apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/dao/alarm/IApplicationAlarmListPersistenceDAO.java
@@ -16,7 +16,7 @@
  *
  */
 
-package org.apache.skywalking.apm.collector.storage.dao;
+package org.apache.skywalking.apm.collector.storage.dao.alarm;
 
 import org.apache.skywalking.apm.collector.storage.base.dao.IPersistenceDAO;
 import org.apache.skywalking.apm.collector.storage.table.alarm.ApplicationAlarmList;
diff --git a/apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/dao/IApplicationAlarmPersistenceDAO.java b/apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/dao/alarm/IApplicationAlarmPersistenceDAO.java
similarity index 94%
rename from apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/dao/IApplicationAlarmPersistenceDAO.java
rename to apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/dao/alarm/IApplicationAlarmPersistenceDAO.java
index eef17662d..85d6befc7 100644
--- a/apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/dao/IApplicationAlarmPersistenceDAO.java
+++ b/apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/dao/alarm/IApplicationAlarmPersistenceDAO.java
@@ -16,7 +16,7 @@
  *
  */
 
-package org.apache.skywalking.apm.collector.storage.dao;
+package org.apache.skywalking.apm.collector.storage.dao.alarm;
 
 import org.apache.skywalking.apm.collector.storage.base.dao.IPersistenceDAO;
 import org.apache.skywalking.apm.collector.storage.table.alarm.ApplicationAlarm;
diff --git a/apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/dao/IApplicationReferenceAlarmListPersistenceDAO.java b/apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/dao/alarm/IApplicationReferenceAlarmListPersistenceDAO.java
similarity index 94%
rename from apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/dao/IApplicationReferenceAlarmListPersistenceDAO.java
rename to apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/dao/alarm/IApplicationReferenceAlarmListPersistenceDAO.java
index a89be61ad..bacdf4435 100644
--- a/apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/dao/IApplicationReferenceAlarmListPersistenceDAO.java
+++ b/apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/dao/alarm/IApplicationReferenceAlarmListPersistenceDAO.java
@@ -16,7 +16,7 @@
  *
  */
 
-package org.apache.skywalking.apm.collector.storage.dao;
+package org.apache.skywalking.apm.collector.storage.dao.alarm;
 
 import org.apache.skywalking.apm.collector.storage.base.dao.IPersistenceDAO;
 import org.apache.skywalking.apm.collector.storage.table.alarm.ApplicationReferenceAlarmList;
diff --git a/apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/dao/IApplicationReferenceAlarmPersistenceDAO.java b/apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/dao/alarm/IApplicationReferenceAlarmPersistenceDAO.java
similarity index 94%
rename from apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/dao/IApplicationReferenceAlarmPersistenceDAO.java
rename to apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/dao/alarm/IApplicationReferenceAlarmPersistenceDAO.java
index 9b052add3..22af6a553 100644
--- a/apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/dao/IApplicationReferenceAlarmPersistenceDAO.java
+++ b/apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/dao/alarm/IApplicationReferenceAlarmPersistenceDAO.java
@@ -16,7 +16,7 @@
  *
  */
 
-package org.apache.skywalking.apm.collector.storage.dao;
+package org.apache.skywalking.apm.collector.storage.dao.alarm;
 
 import org.apache.skywalking.apm.collector.storage.base.dao.IPersistenceDAO;
 import org.apache.skywalking.apm.collector.storage.table.alarm.ApplicationReferenceAlarm;
diff --git a/apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/dao/IInstanceAlarmListPersistenceDAO.java b/apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/dao/alarm/IInstanceAlarmListPersistenceDAO.java
similarity index 94%
rename from apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/dao/IInstanceAlarmListPersistenceDAO.java
rename to apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/dao/alarm/IInstanceAlarmListPersistenceDAO.java
index 9b28b6f1a..81e34144d 100644
--- a/apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/dao/IInstanceAlarmListPersistenceDAO.java
+++ b/apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/dao/alarm/IInstanceAlarmListPersistenceDAO.java
@@ -16,7 +16,7 @@
  *
  */
 
-package org.apache.skywalking.apm.collector.storage.dao;
+package org.apache.skywalking.apm.collector.storage.dao.alarm;
 
 import org.apache.skywalking.apm.collector.storage.base.dao.IPersistenceDAO;
 import org.apache.skywalking.apm.collector.storage.table.alarm.InstanceAlarmList;
diff --git a/apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/dao/IInstanceAlarmPersistenceDAO.java b/apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/dao/alarm/IInstanceAlarmPersistenceDAO.java
similarity index 94%
rename from apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/dao/IInstanceAlarmPersistenceDAO.java
rename to apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/dao/alarm/IInstanceAlarmPersistenceDAO.java
index 842cc5c6d..0acc34fdd 100644
--- a/apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/dao/IInstanceAlarmPersistenceDAO.java
+++ b/apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/dao/alarm/IInstanceAlarmPersistenceDAO.java
@@ -16,7 +16,7 @@
  *
  */
 
-package org.apache.skywalking.apm.collector.storage.dao;
+package org.apache.skywalking.apm.collector.storage.dao.alarm;
 
 import org.apache.skywalking.apm.collector.storage.base.dao.IPersistenceDAO;
 import org.apache.skywalking.apm.collector.storage.table.alarm.InstanceAlarm;
diff --git a/apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/dao/IInstanceReferenceAlarmListPersistenceDAO.java b/apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/dao/alarm/IInstanceReferenceAlarmListPersistenceDAO.java
similarity index 94%
rename from apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/dao/IInstanceReferenceAlarmListPersistenceDAO.java
rename to apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/dao/alarm/IInstanceReferenceAlarmListPersistenceDAO.java
index 7c68fe5f1..54c806927 100644
--- a/apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/dao/IInstanceReferenceAlarmListPersistenceDAO.java
+++ b/apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/dao/alarm/IInstanceReferenceAlarmListPersistenceDAO.java
@@ -16,7 +16,7 @@
  *
  */
 
-package org.apache.skywalking.apm.collector.storage.dao;
+package org.apache.skywalking.apm.collector.storage.dao.alarm;
 
 import org.apache.skywalking.apm.collector.storage.base.dao.IPersistenceDAO;
 import org.apache.skywalking.apm.collector.storage.table.alarm.InstanceReferenceAlarmList;
diff --git a/apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/dao/IInstanceReferenceAlarmPersistenceDAO.java b/apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/dao/alarm/IInstanceReferenceAlarmPersistenceDAO.java
similarity index 94%
rename from apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/dao/IInstanceReferenceAlarmPersistenceDAO.java
rename to apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/dao/alarm/IInstanceReferenceAlarmPersistenceDAO.java
index 5fdb0a51d..df63ee0dd 100644
--- a/apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/dao/IInstanceReferenceAlarmPersistenceDAO.java
+++ b/apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/dao/alarm/IInstanceReferenceAlarmPersistenceDAO.java
@@ -16,7 +16,7 @@
  *
  */
 
-package org.apache.skywalking.apm.collector.storage.dao;
+package org.apache.skywalking.apm.collector.storage.dao.alarm;
 
 import org.apache.skywalking.apm.collector.storage.base.dao.IPersistenceDAO;
 import org.apache.skywalking.apm.collector.storage.table.alarm.InstanceReferenceAlarm;
diff --git a/apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/dao/IServiceAlarmListPersistenceDAO.java b/apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/dao/alarm/IServiceAlarmListPersistenceDAO.java
similarity index 94%
rename from apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/dao/IServiceAlarmListPersistenceDAO.java
rename to apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/dao/alarm/IServiceAlarmListPersistenceDAO.java
index fbf8c714d..12b0ff7f6 100644
--- a/apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/dao/IServiceAlarmListPersistenceDAO.java
+++ b/apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/dao/alarm/IServiceAlarmListPersistenceDAO.java
@@ -16,7 +16,7 @@
  *
  */
 
-package org.apache.skywalking.apm.collector.storage.dao;
+package org.apache.skywalking.apm.collector.storage.dao.alarm;
 
 import org.apache.skywalking.apm.collector.storage.base.dao.IPersistenceDAO;
 import org.apache.skywalking.apm.collector.storage.table.alarm.ServiceAlarmList;
diff --git a/apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/dao/IServiceAlarmPersistenceDAO.java b/apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/dao/alarm/IServiceAlarmPersistenceDAO.java
similarity index 94%
rename from apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/dao/IServiceAlarmPersistenceDAO.java
rename to apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/dao/alarm/IServiceAlarmPersistenceDAO.java
index 697582ad1..ceda5315e 100644
--- a/apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/dao/IServiceAlarmPersistenceDAO.java
+++ b/apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/dao/alarm/IServiceAlarmPersistenceDAO.java
@@ -16,7 +16,7 @@
  *
  */
 
-package org.apache.skywalking.apm.collector.storage.dao;
+package org.apache.skywalking.apm.collector.storage.dao.alarm;
 
 import org.apache.skywalking.apm.collector.storage.base.dao.IPersistenceDAO;
 import org.apache.skywalking.apm.collector.storage.table.alarm.ServiceAlarm;
diff --git a/apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/dao/IServiceReferenceAlarmListPersistenceDAO.java b/apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/dao/alarm/IServiceReferenceAlarmListPersistenceDAO.java
similarity index 94%
rename from apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/dao/IServiceReferenceAlarmListPersistenceDAO.java
rename to apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/dao/alarm/IServiceReferenceAlarmListPersistenceDAO.java
index 8d0252da9..00d45cb23 100644
--- a/apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/dao/IServiceReferenceAlarmListPersistenceDAO.java
+++ b/apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/dao/alarm/IServiceReferenceAlarmListPersistenceDAO.java
@@ -16,7 +16,7 @@
  *
  */
 
-package org.apache.skywalking.apm.collector.storage.dao;
+package org.apache.skywalking.apm.collector.storage.dao.alarm;
 
 import org.apache.skywalking.apm.collector.storage.base.dao.IPersistenceDAO;
 import org.apache.skywalking.apm.collector.storage.table.alarm.ServiceReferenceAlarmList;
diff --git a/apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/dao/IServiceReferenceAlarmPersistenceDAO.java b/apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/dao/alarm/IServiceReferenceAlarmPersistenceDAO.java
similarity index 94%
rename from apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/dao/IServiceReferenceAlarmPersistenceDAO.java
rename to apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/dao/alarm/IServiceReferenceAlarmPersistenceDAO.java
index 1566431f5..5da49e57a 100644
--- a/apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/dao/IServiceReferenceAlarmPersistenceDAO.java
+++ b/apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/dao/alarm/IServiceReferenceAlarmPersistenceDAO.java
@@ -16,7 +16,7 @@
  *
  */
 
-package org.apache.skywalking.apm.collector.storage.dao;
+package org.apache.skywalking.apm.collector.storage.dao.alarm;
 
 import org.apache.skywalking.apm.collector.storage.base.dao.IPersistenceDAO;
 import org.apache.skywalking.apm.collector.storage.table.alarm.ServiceReferenceAlarm;
diff --git a/apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/dao/IApplicationCacheDAO.java b/apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/dao/cache/IApplicationCacheDAO.java
similarity index 94%
rename from apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/dao/IApplicationCacheDAO.java
rename to apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/dao/cache/IApplicationCacheDAO.java
index c2112c917..3b766ef99 100644
--- a/apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/dao/IApplicationCacheDAO.java
+++ b/apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/dao/cache/IApplicationCacheDAO.java
@@ -16,7 +16,7 @@
  *
  */
 
-package org.apache.skywalking.apm.collector.storage.dao;
+package org.apache.skywalking.apm.collector.storage.dao.cache;
 
 import org.apache.skywalking.apm.collector.storage.base.dao.DAO;
 
diff --git a/apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/dao/IInstanceCacheDAO.java b/apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/dao/cache/IInstanceCacheDAO.java
similarity index 94%
rename from apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/dao/IInstanceCacheDAO.java
rename to apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/dao/cache/IInstanceCacheDAO.java
index 8ca6459dd..b02a9431b 100644
--- a/apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/dao/IInstanceCacheDAO.java
+++ b/apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/dao/cache/IInstanceCacheDAO.java
@@ -16,7 +16,7 @@
  *
  */
 
-package org.apache.skywalking.apm.collector.storage.dao;
+package org.apache.skywalking.apm.collector.storage.dao.cache;
 
 import org.apache.skywalking.apm.collector.storage.base.dao.DAO;
 
diff --git a/apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/dao/INetworkAddressCacheDAO.java b/apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/dao/cache/INetworkAddressCacheDAO.java
similarity index 94%
rename from apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/dao/INetworkAddressCacheDAO.java
rename to apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/dao/cache/INetworkAddressCacheDAO.java
index a1e602339..50e758199 100644
--- a/apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/dao/INetworkAddressCacheDAO.java
+++ b/apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/dao/cache/INetworkAddressCacheDAO.java
@@ -16,7 +16,7 @@
  *
  */
 
-package org.apache.skywalking.apm.collector.storage.dao;
+package org.apache.skywalking.apm.collector.storage.dao.cache;
 
 import org.apache.skywalking.apm.collector.storage.base.dao.DAO;
 
diff --git a/apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/dao/IServiceNameCacheDAO.java b/apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/dao/cache/IServiceNameCacheDAO.java
similarity index 94%
rename from apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/dao/IServiceNameCacheDAO.java
rename to apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/dao/cache/IServiceNameCacheDAO.java
index c5b6d7976..9e9ba334b 100644
--- a/apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/dao/IServiceNameCacheDAO.java
+++ b/apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/dao/cache/IServiceNameCacheDAO.java
@@ -16,7 +16,7 @@
  *
  */
 
-package org.apache.skywalking.apm.collector.storage.dao;
+package org.apache.skywalking.apm.collector.storage.dao.cache;
 
 import org.apache.skywalking.apm.collector.storage.base.dao.DAO;
 
diff --git a/apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/table/alarm/ApplicationAlarm.java b/apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/table/alarm/ApplicationAlarm.java
index 5a17b8768..6466a1bb8 100644
--- a/apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/table/alarm/ApplicationAlarm.java
+++ b/apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/table/alarm/ApplicationAlarm.java
@@ -30,7 +30,6 @@ public class ApplicationAlarm extends StreamData implements Alarm {
 
     private static final Column[] STRING_COLUMNS = {
         new Column(ApplicationAlarmTable.COLUMN_ID, new NonOperation()),
-        new Column(ApplicationAlarmTable.COLUMN_METRIC_ID, new NonOperation()),
         new Column(ApplicationAlarmTable.COLUMN_ALARM_CONTENT, new CoverOperation()),
     };
 
@@ -63,11 +62,11 @@ public class ApplicationAlarm extends StreamData implements Alarm {
     }
 
     @Override public String getMetricId() {
-        return getDataString(1);
+        return getId();
     }
 
     @Override public void setMetricId(String metricId) {
-        setDataString(1, metricId);
+        setId(metricId);
     }
 
     @Override
diff --git a/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/StorageModuleEsProvider.java b/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/StorageModuleEsProvider.java
index c08541af3..bae0f5b60 100644
--- a/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/StorageModuleEsProvider.java
+++ b/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/StorageModuleEsProvider.java
@@ -31,38 +31,38 @@ import org.apache.skywalking.apm.collector.core.module.ServiceNotProvidedExcepti
 import org.apache.skywalking.apm.collector.storage.StorageException;
 import org.apache.skywalking.apm.collector.storage.StorageModule;
 import org.apache.skywalking.apm.collector.storage.base.dao.IBatchDAO;
-import org.apache.skywalking.apm.collector.storage.dao.IApplicationAlarmListPersistenceDAO;
-import org.apache.skywalking.apm.collector.storage.dao.IApplicationAlarmPersistenceDAO;
-import org.apache.skywalking.apm.collector.storage.dao.IApplicationCacheDAO;
+import org.apache.skywalking.apm.collector.storage.dao.alarm.IApplicationAlarmListPersistenceDAO;
+import org.apache.skywalking.apm.collector.storage.dao.alarm.IApplicationAlarmPersistenceDAO;
+import org.apache.skywalking.apm.collector.storage.dao.cache.IApplicationCacheDAO;
 import org.apache.skywalking.apm.collector.storage.dao.IApplicationComponentUIDAO;
 import org.apache.skywalking.apm.collector.storage.dao.IApplicationMappingUIDAO;
-import org.apache.skywalking.apm.collector.storage.dao.IApplicationReferenceAlarmListPersistenceDAO;
-import org.apache.skywalking.apm.collector.storage.dao.IApplicationReferenceAlarmPersistenceDAO;
+import org.apache.skywalking.apm.collector.storage.dao.alarm.IApplicationReferenceAlarmListPersistenceDAO;
+import org.apache.skywalking.apm.collector.storage.dao.alarm.IApplicationReferenceAlarmPersistenceDAO;
 import org.apache.skywalking.apm.collector.storage.dao.IApplicationReferenceMetricUIDAO;
 import org.apache.skywalking.apm.collector.storage.dao.ICpuMetricUIDAO;
 import org.apache.skywalking.apm.collector.storage.dao.IGCMetricUIDAO;
 import org.apache.skywalking.apm.collector.storage.dao.IGlobalTracePersistenceDAO;
 import org.apache.skywalking.apm.collector.storage.dao.IGlobalTraceUIDAO;
-import org.apache.skywalking.apm.collector.storage.dao.IInstanceAlarmListPersistenceDAO;
-import org.apache.skywalking.apm.collector.storage.dao.IInstanceAlarmPersistenceDAO;
-import org.apache.skywalking.apm.collector.storage.dao.IInstanceCacheDAO;
+import org.apache.skywalking.apm.collector.storage.dao.alarm.IInstanceAlarmListPersistenceDAO;
+import org.apache.skywalking.apm.collector.storage.dao.alarm.IInstanceAlarmPersistenceDAO;
+import org.apache.skywalking.apm.collector.storage.dao.cache.IInstanceCacheDAO;
 import org.apache.skywalking.apm.collector.storage.dao.IInstanceHeartBeatPersistenceDAO;
 import org.apache.skywalking.apm.collector.storage.dao.IInstanceMetricUIDAO;
-import org.apache.skywalking.apm.collector.storage.dao.IInstanceReferenceAlarmListPersistenceDAO;
-import org.apache.skywalking.apm.collector.storage.dao.IInstanceReferenceAlarmPersistenceDAO;
+import org.apache.skywalking.apm.collector.storage.dao.alarm.IInstanceReferenceAlarmListPersistenceDAO;
+import org.apache.skywalking.apm.collector.storage.dao.alarm.IInstanceReferenceAlarmPersistenceDAO;
 import org.apache.skywalking.apm.collector.storage.dao.IInstanceUIDAO;
 import org.apache.skywalking.apm.collector.storage.dao.IMemoryMetricUIDAO;
 import org.apache.skywalking.apm.collector.storage.dao.IMemoryPoolMetricUIDAO;
-import org.apache.skywalking.apm.collector.storage.dao.INetworkAddressCacheDAO;
+import org.apache.skywalking.apm.collector.storage.dao.cache.INetworkAddressCacheDAO;
 import org.apache.skywalking.apm.collector.storage.dao.ISegmentCostPersistenceDAO;
 import org.apache.skywalking.apm.collector.storage.dao.ISegmentCostUIDAO;
 import org.apache.skywalking.apm.collector.storage.dao.ISegmentPersistenceDAO;
 import org.apache.skywalking.apm.collector.storage.dao.ISegmentUIDAO;
-import org.apache.skywalking.apm.collector.storage.dao.IServiceAlarmListPersistenceDAO;
-import org.apache.skywalking.apm.collector.storage.dao.IServiceAlarmPersistenceDAO;
-import org.apache.skywalking.apm.collector.storage.dao.IServiceNameCacheDAO;
-import org.apache.skywalking.apm.collector.storage.dao.IServiceReferenceAlarmListPersistenceDAO;
-import org.apache.skywalking.apm.collector.storage.dao.IServiceReferenceAlarmPersistenceDAO;
+import org.apache.skywalking.apm.collector.storage.dao.alarm.IServiceAlarmListPersistenceDAO;
+import org.apache.skywalking.apm.collector.storage.dao.alarm.IServiceAlarmPersistenceDAO;
+import org.apache.skywalking.apm.collector.storage.dao.cache.IServiceNameCacheDAO;
+import org.apache.skywalking.apm.collector.storage.dao.alarm.IServiceReferenceAlarmListPersistenceDAO;
+import org.apache.skywalking.apm.collector.storage.dao.alarm.IServiceReferenceAlarmPersistenceDAO;
 import org.apache.skywalking.apm.collector.storage.dao.IServiceReferenceUIDAO;
 import org.apache.skywalking.apm.collector.storage.dao.acp.IApplicationComponentDayPersistenceDAO;
 import org.apache.skywalking.apm.collector.storage.dao.acp.IApplicationComponentHourPersistenceDAO;
@@ -110,38 +110,38 @@ import org.apache.skywalking.apm.collector.storage.dao.srmp.IServiceReferenceMin
 import org.apache.skywalking.apm.collector.storage.dao.srmp.IServiceReferenceMonthMetricPersistenceDAO;
 import org.apache.skywalking.apm.collector.storage.es.base.dao.BatchEsDAO;
 import org.apache.skywalking.apm.collector.storage.es.base.define.ElasticSearchStorageInstaller;
-import org.apache.skywalking.apm.collector.storage.es.dao.ApplicationAlarmEsPersistenceDAO;
-import org.apache.skywalking.apm.collector.storage.es.dao.ApplicationAlarmListEsPersistenceDAO;
+import org.apache.skywalking.apm.collector.storage.es.dao.alarm.ApplicationAlarmEsPersistenceDAO;
+import org.apache.skywalking.apm.collector.storage.es.dao.alarm.ApplicationAlarmListEsPersistenceDAO;
 import org.apache.skywalking.apm.collector.storage.es.dao.ApplicationComponentEsUIDAO;
-import org.apache.skywalking.apm.collector.storage.es.dao.ApplicationEsCacheDAO;
+import org.apache.skywalking.apm.collector.storage.es.dao.cache.ApplicationEsCacheDAO;
 import org.apache.skywalking.apm.collector.storage.es.dao.ApplicationMappingEsUIDAO;
-import org.apache.skywalking.apm.collector.storage.es.dao.ApplicationReferenceAlarmEsPersistenceDAO;
-import org.apache.skywalking.apm.collector.storage.es.dao.ApplicationReferenceAlarmListEsPersistenceDAO;
+import org.apache.skywalking.apm.collector.storage.es.dao.alarm.ApplicationReferenceAlarmEsPersistenceDAO;
+import org.apache.skywalking.apm.collector.storage.es.dao.alarm.ApplicationReferenceAlarmListEsPersistenceDAO;
 import org.apache.skywalking.apm.collector.storage.es.dao.ApplicationReferenceMetricEsUIDAO;
 import org.apache.skywalking.apm.collector.storage.es.dao.CpuMetricEsUIDAO;
 import org.apache.skywalking.apm.collector.storage.es.dao.GCMetricEsUIDAO;
 import org.apache.skywalking.apm.collector.storage.es.dao.GlobalTraceEsPersistenceDAO;
 import org.apache.skywalking.apm.collector.storage.es.dao.GlobalTraceEsUIDAO;
-import org.apache.skywalking.apm.collector.storage.es.dao.InstanceAlarmEsPersistenceDAO;
-import org.apache.skywalking.apm.collector.storage.es.dao.InstanceAlarmListEsPersistenceDAO;
-import org.apache.skywalking.apm.collector.storage.es.dao.InstanceEsCacheDAO;
+import org.apache.skywalking.apm.collector.storage.es.dao.alarm.InstanceAlarmEsPersistenceDAO;
+import org.apache.skywalking.apm.collector.storage.es.dao.alarm.InstanceAlarmListEsPersistenceDAO;
+import org.apache.skywalking.apm.collector.storage.es.dao.cache.InstanceEsCacheDAO;
 import org.apache.skywalking.apm.collector.storage.es.dao.InstanceEsUIDAO;
 import org.apache.skywalking.apm.collector.storage.es.dao.InstanceHeartBeatEsPersistenceDAO;
 import org.apache.skywalking.apm.collector.storage.es.dao.InstanceMetricEsUIDAO;
-import org.apache.skywalking.apm.collector.storage.es.dao.InstanceReferenceAlarmEsPersistenceDAO;
-import org.apache.skywalking.apm.collector.storage.es.dao.InstanceReferenceAlarmListEsPersistenceDAO;
+import org.apache.skywalking.apm.collector.storage.es.dao.alarm.InstanceReferenceAlarmEsPersistenceDAO;
+import org.apache.skywalking.apm.collector.storage.es.dao.alarm.InstanceReferenceAlarmListEsPersistenceDAO;
 import org.apache.skywalking.apm.collector.storage.es.dao.MemoryMetricEsUIDAO;
 import org.apache.skywalking.apm.collector.storage.es.dao.MemoryPoolMetricEsUIDAO;
-import org.apache.skywalking.apm.collector.storage.es.dao.NetworkAddressEsCacheDAO;
+import org.apache.skywalking.apm.collector.storage.es.dao.cache.NetworkAddressEsCacheDAO;
 import org.apache.skywalking.apm.collector.storage.es.dao.SegmentCostEsPersistenceDAO;
 import org.apache.skywalking.apm.collector.storage.es.dao.SegmentCostEsUIDAO;
 import org.apache.skywalking.apm.collector.storage.es.dao.SegmentEsPersistenceDAO;
 import org.apache.skywalking.apm.collector.storage.es.dao.SegmentEsUIDAO;
-import org.apache.skywalking.apm.collector.storage.es.dao.ServiceAlarmEsPersistenceDAO;
-import org.apache.skywalking.apm.collector.storage.es.dao.ServiceAlarmListEsPersistenceDAO;
-import org.apache.skywalking.apm.collector.storage.es.dao.ServiceNameEsCacheDAO;
-import org.apache.skywalking.apm.collector.storage.es.dao.ServiceReferenceAlarmEsPersistenceDAO;
-import org.apache.skywalking.apm.collector.storage.es.dao.ServiceReferenceAlarmListEsPersistenceDAO;
+import org.apache.skywalking.apm.collector.storage.es.dao.alarm.ServiceAlarmEsPersistenceDAO;
+import org.apache.skywalking.apm.collector.storage.es.dao.alarm.ServiceAlarmListEsPersistenceDAO;
+import org.apache.skywalking.apm.collector.storage.es.dao.cache.ServiceNameEsCacheDAO;
+import org.apache.skywalking.apm.collector.storage.es.dao.alarm.ServiceReferenceAlarmEsPersistenceDAO;
+import org.apache.skywalking.apm.collector.storage.es.dao.alarm.ServiceReferenceAlarmListEsPersistenceDAO;
 import org.apache.skywalking.apm.collector.storage.es.dao.ServiceReferenceEsUIDAO;
 import org.apache.skywalking.apm.collector.storage.es.dao.acp.ApplicationComponentDayEsPersistenceDAO;
 import org.apache.skywalking.apm.collector.storage.es.dao.acp.ApplicationComponentHourEsPersistenceDAO;
diff --git a/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/ApplicationAlarmEsPersistenceDAO.java b/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/alarm/ApplicationAlarmEsPersistenceDAO.java
similarity index 96%
rename from apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/ApplicationAlarmEsPersistenceDAO.java
rename to apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/alarm/ApplicationAlarmEsPersistenceDAO.java
index f6c59b972..4e3b058ab 100644
--- a/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/ApplicationAlarmEsPersistenceDAO.java
+++ b/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/alarm/ApplicationAlarmEsPersistenceDAO.java
@@ -16,13 +16,13 @@
  *
  */
 
-package org.apache.skywalking.apm.collector.storage.es.dao;
+package org.apache.skywalking.apm.collector.storage.es.dao.alarm;
 
 import java.util.HashMap;
 import java.util.Map;
 import org.apache.skywalking.apm.collector.client.elasticsearch.ElasticSearchClient;
 import org.apache.skywalking.apm.collector.core.util.TimeBucketUtils;
-import org.apache.skywalking.apm.collector.storage.dao.IApplicationAlarmPersistenceDAO;
+import org.apache.skywalking.apm.collector.storage.dao.alarm.IApplicationAlarmPersistenceDAO;
 import org.apache.skywalking.apm.collector.storage.es.base.dao.EsDAO;
 import org.apache.skywalking.apm.collector.storage.table.alarm.ApplicationAlarm;
 import org.apache.skywalking.apm.collector.storage.table.alarm.ApplicationAlarmTable;
diff --git a/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/ApplicationAlarmListEsPersistenceDAO.java b/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/alarm/ApplicationAlarmListEsPersistenceDAO.java
similarity index 96%
rename from apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/ApplicationAlarmListEsPersistenceDAO.java
rename to apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/alarm/ApplicationAlarmListEsPersistenceDAO.java
index 44cc2c8f1..92b635727 100644
--- a/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/ApplicationAlarmListEsPersistenceDAO.java
+++ b/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/alarm/ApplicationAlarmListEsPersistenceDAO.java
@@ -16,13 +16,13 @@
  *
  */
 
-package org.apache.skywalking.apm.collector.storage.es.dao;
+package org.apache.skywalking.apm.collector.storage.es.dao.alarm;
 
 import java.util.HashMap;
 import java.util.Map;
 import org.apache.skywalking.apm.collector.client.elasticsearch.ElasticSearchClient;
 import org.apache.skywalking.apm.collector.core.util.TimeBucketUtils;
-import org.apache.skywalking.apm.collector.storage.dao.IApplicationAlarmListPersistenceDAO;
+import org.apache.skywalking.apm.collector.storage.dao.alarm.IApplicationAlarmListPersistenceDAO;
 import org.apache.skywalking.apm.collector.storage.es.base.dao.EsDAO;
 import org.apache.skywalking.apm.collector.storage.table.alarm.ApplicationAlarmList;
 import org.apache.skywalking.apm.collector.storage.table.alarm.ApplicationAlarmListTable;
diff --git a/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/ApplicationReferenceAlarmEsPersistenceDAO.java b/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/alarm/ApplicationReferenceAlarmEsPersistenceDAO.java
similarity index 97%
rename from apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/ApplicationReferenceAlarmEsPersistenceDAO.java
rename to apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/alarm/ApplicationReferenceAlarmEsPersistenceDAO.java
index 2da238c27..30cb14beb 100644
--- a/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/ApplicationReferenceAlarmEsPersistenceDAO.java
+++ b/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/alarm/ApplicationReferenceAlarmEsPersistenceDAO.java
@@ -16,13 +16,13 @@
  *
  */
 
-package org.apache.skywalking.apm.collector.storage.es.dao;
+package org.apache.skywalking.apm.collector.storage.es.dao.alarm;
 
 import java.util.HashMap;
 import java.util.Map;
 import org.apache.skywalking.apm.collector.client.elasticsearch.ElasticSearchClient;
 import org.apache.skywalking.apm.collector.core.util.TimeBucketUtils;
-import org.apache.skywalking.apm.collector.storage.dao.IApplicationReferenceAlarmPersistenceDAO;
+import org.apache.skywalking.apm.collector.storage.dao.alarm.IApplicationReferenceAlarmPersistenceDAO;
 import org.apache.skywalking.apm.collector.storage.es.base.dao.EsDAO;
 import org.apache.skywalking.apm.collector.storage.table.alarm.ApplicationReferenceAlarm;
 import org.apache.skywalking.apm.collector.storage.table.alarm.ApplicationReferenceAlarmTable;
diff --git a/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/ApplicationReferenceAlarmListEsPersistenceDAO.java b/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/alarm/ApplicationReferenceAlarmListEsPersistenceDAO.java
similarity index 97%
rename from apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/ApplicationReferenceAlarmListEsPersistenceDAO.java
rename to apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/alarm/ApplicationReferenceAlarmListEsPersistenceDAO.java
index 0cdc23fad..4b7469cc8 100644
--- a/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/ApplicationReferenceAlarmListEsPersistenceDAO.java
+++ b/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/alarm/ApplicationReferenceAlarmListEsPersistenceDAO.java
@@ -16,13 +16,13 @@
  *
  */
 
-package org.apache.skywalking.apm.collector.storage.es.dao;
+package org.apache.skywalking.apm.collector.storage.es.dao.alarm;
 
 import java.util.HashMap;
 import java.util.Map;
 import org.apache.skywalking.apm.collector.client.elasticsearch.ElasticSearchClient;
 import org.apache.skywalking.apm.collector.core.util.TimeBucketUtils;
-import org.apache.skywalking.apm.collector.storage.dao.IApplicationReferenceAlarmListPersistenceDAO;
+import org.apache.skywalking.apm.collector.storage.dao.alarm.IApplicationReferenceAlarmListPersistenceDAO;
 import org.apache.skywalking.apm.collector.storage.es.base.dao.EsDAO;
 import org.apache.skywalking.apm.collector.storage.table.alarm.ApplicationReferenceAlarmList;
 import org.apache.skywalking.apm.collector.storage.table.alarm.ApplicationReferenceAlarmListTable;
diff --git a/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/InstanceAlarmEsPersistenceDAO.java b/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/alarm/InstanceAlarmEsPersistenceDAO.java
similarity index 97%
rename from apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/InstanceAlarmEsPersistenceDAO.java
rename to apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/alarm/InstanceAlarmEsPersistenceDAO.java
index 158c3df7c..64631c623 100644
--- a/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/InstanceAlarmEsPersistenceDAO.java
+++ b/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/alarm/InstanceAlarmEsPersistenceDAO.java
@@ -16,13 +16,13 @@
  *
  */
 
-package org.apache.skywalking.apm.collector.storage.es.dao;
+package org.apache.skywalking.apm.collector.storage.es.dao.alarm;
 
 import java.util.HashMap;
 import java.util.Map;
 import org.apache.skywalking.apm.collector.client.elasticsearch.ElasticSearchClient;
 import org.apache.skywalking.apm.collector.core.util.TimeBucketUtils;
-import org.apache.skywalking.apm.collector.storage.dao.IInstanceAlarmPersistenceDAO;
+import org.apache.skywalking.apm.collector.storage.dao.alarm.IInstanceAlarmPersistenceDAO;
 import org.apache.skywalking.apm.collector.storage.es.base.dao.EsDAO;
 import org.apache.skywalking.apm.collector.storage.table.alarm.InstanceAlarm;
 import org.apache.skywalking.apm.collector.storage.table.alarm.InstanceAlarmTable;
diff --git a/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/InstanceAlarmListEsPersistenceDAO.java b/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/alarm/InstanceAlarmListEsPersistenceDAO.java
similarity index 97%
rename from apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/InstanceAlarmListEsPersistenceDAO.java
rename to apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/alarm/InstanceAlarmListEsPersistenceDAO.java
index 43ea5201f..47cefae90 100644
--- a/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/InstanceAlarmListEsPersistenceDAO.java
+++ b/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/alarm/InstanceAlarmListEsPersistenceDAO.java
@@ -16,13 +16,13 @@
  *
  */
 
-package org.apache.skywalking.apm.collector.storage.es.dao;
+package org.apache.skywalking.apm.collector.storage.es.dao.alarm;
 
 import java.util.HashMap;
 import java.util.Map;
 import org.apache.skywalking.apm.collector.client.elasticsearch.ElasticSearchClient;
 import org.apache.skywalking.apm.collector.core.util.TimeBucketUtils;
-import org.apache.skywalking.apm.collector.storage.dao.IInstanceAlarmListPersistenceDAO;
+import org.apache.skywalking.apm.collector.storage.dao.alarm.IInstanceAlarmListPersistenceDAO;
 import org.apache.skywalking.apm.collector.storage.es.base.dao.EsDAO;
 import org.apache.skywalking.apm.collector.storage.table.alarm.InstanceAlarmList;
 import org.apache.skywalking.apm.collector.storage.table.alarm.InstanceAlarmListTable;
diff --git a/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/InstanceReferenceAlarmEsPersistenceDAO.java b/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/alarm/InstanceReferenceAlarmEsPersistenceDAO.java
similarity index 97%
rename from apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/InstanceReferenceAlarmEsPersistenceDAO.java
rename to apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/alarm/InstanceReferenceAlarmEsPersistenceDAO.java
index e714c5891..fd12f43f9 100644
--- a/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/InstanceReferenceAlarmEsPersistenceDAO.java
+++ b/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/alarm/InstanceReferenceAlarmEsPersistenceDAO.java
@@ -16,13 +16,13 @@
  *
  */
 
-package org.apache.skywalking.apm.collector.storage.es.dao;
+package org.apache.skywalking.apm.collector.storage.es.dao.alarm;
 
 import java.util.HashMap;
 import java.util.Map;
 import org.apache.skywalking.apm.collector.client.elasticsearch.ElasticSearchClient;
 import org.apache.skywalking.apm.collector.core.util.TimeBucketUtils;
-import org.apache.skywalking.apm.collector.storage.dao.IInstanceReferenceAlarmPersistenceDAO;
+import org.apache.skywalking.apm.collector.storage.dao.alarm.IInstanceReferenceAlarmPersistenceDAO;
 import org.apache.skywalking.apm.collector.storage.es.base.dao.EsDAO;
 import org.apache.skywalking.apm.collector.storage.table.alarm.InstanceReferenceAlarm;
 import org.apache.skywalking.apm.collector.storage.table.alarm.InstanceReferenceAlarmTable;
diff --git a/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/InstanceReferenceAlarmListEsPersistenceDAO.java b/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/alarm/InstanceReferenceAlarmListEsPersistenceDAO.java
similarity index 97%
rename from apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/InstanceReferenceAlarmListEsPersistenceDAO.java
rename to apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/alarm/InstanceReferenceAlarmListEsPersistenceDAO.java
index 5ae62c765..77388491a 100644
--- a/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/InstanceReferenceAlarmListEsPersistenceDAO.java
+++ b/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/alarm/InstanceReferenceAlarmListEsPersistenceDAO.java
@@ -16,13 +16,13 @@
  *
  */
 
-package org.apache.skywalking.apm.collector.storage.es.dao;
+package org.apache.skywalking.apm.collector.storage.es.dao.alarm;
 
 import java.util.HashMap;
 import java.util.Map;
 import org.apache.skywalking.apm.collector.client.elasticsearch.ElasticSearchClient;
 import org.apache.skywalking.apm.collector.core.util.TimeBucketUtils;
-import org.apache.skywalking.apm.collector.storage.dao.IInstanceReferenceAlarmListPersistenceDAO;
+import org.apache.skywalking.apm.collector.storage.dao.alarm.IInstanceReferenceAlarmListPersistenceDAO;
 import org.apache.skywalking.apm.collector.storage.es.base.dao.EsDAO;
 import org.apache.skywalking.apm.collector.storage.table.alarm.InstanceReferenceAlarmList;
 import org.apache.skywalking.apm.collector.storage.table.alarm.InstanceReferenceAlarmListTable;
diff --git a/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/ServiceAlarmEsPersistenceDAO.java b/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/alarm/ServiceAlarmEsPersistenceDAO.java
similarity index 97%
rename from apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/ServiceAlarmEsPersistenceDAO.java
rename to apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/alarm/ServiceAlarmEsPersistenceDAO.java
index 48d3d3d53..44d826563 100644
--- a/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/ServiceAlarmEsPersistenceDAO.java
+++ b/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/alarm/ServiceAlarmEsPersistenceDAO.java
@@ -16,13 +16,13 @@
  *
  */
 
-package org.apache.skywalking.apm.collector.storage.es.dao;
+package org.apache.skywalking.apm.collector.storage.es.dao.alarm;
 
 import java.util.HashMap;
 import java.util.Map;
 import org.apache.skywalking.apm.collector.client.elasticsearch.ElasticSearchClient;
 import org.apache.skywalking.apm.collector.core.util.TimeBucketUtils;
-import org.apache.skywalking.apm.collector.storage.dao.IServiceAlarmPersistenceDAO;
+import org.apache.skywalking.apm.collector.storage.dao.alarm.IServiceAlarmPersistenceDAO;
 import org.apache.skywalking.apm.collector.storage.es.base.dao.EsDAO;
 import org.apache.skywalking.apm.collector.storage.table.alarm.ServiceAlarm;
 import org.apache.skywalking.apm.collector.storage.table.alarm.ServiceAlarmTable;
diff --git a/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/ServiceAlarmListEsPersistenceDAO.java b/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/alarm/ServiceAlarmListEsPersistenceDAO.java
similarity index 97%
rename from apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/ServiceAlarmListEsPersistenceDAO.java
rename to apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/alarm/ServiceAlarmListEsPersistenceDAO.java
index e55fded7f..56bf3c80e 100644
--- a/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/ServiceAlarmListEsPersistenceDAO.java
+++ b/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/alarm/ServiceAlarmListEsPersistenceDAO.java
@@ -16,13 +16,13 @@
  *
  */
 
-package org.apache.skywalking.apm.collector.storage.es.dao;
+package org.apache.skywalking.apm.collector.storage.es.dao.alarm;
 
 import java.util.HashMap;
 import java.util.Map;
 import org.apache.skywalking.apm.collector.client.elasticsearch.ElasticSearchClient;
 import org.apache.skywalking.apm.collector.core.util.TimeBucketUtils;
-import org.apache.skywalking.apm.collector.storage.dao.IServiceAlarmListPersistenceDAO;
+import org.apache.skywalking.apm.collector.storage.dao.alarm.IServiceAlarmListPersistenceDAO;
 import org.apache.skywalking.apm.collector.storage.es.base.dao.EsDAO;
 import org.apache.skywalking.apm.collector.storage.table.alarm.ServiceAlarmList;
 import org.apache.skywalking.apm.collector.storage.table.alarm.ServiceAlarmListTable;
diff --git a/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/ServiceReferenceAlarmEsPersistenceDAO.java b/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/alarm/ServiceReferenceAlarmEsPersistenceDAO.java
similarity index 97%
rename from apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/ServiceReferenceAlarmEsPersistenceDAO.java
rename to apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/alarm/ServiceReferenceAlarmEsPersistenceDAO.java
index 2c9ab6833..6934afc9a 100644
--- a/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/ServiceReferenceAlarmEsPersistenceDAO.java
+++ b/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/alarm/ServiceReferenceAlarmEsPersistenceDAO.java
@@ -16,13 +16,13 @@
  *
  */
 
-package org.apache.skywalking.apm.collector.storage.es.dao;
+package org.apache.skywalking.apm.collector.storage.es.dao.alarm;
 
 import java.util.HashMap;
 import java.util.Map;
 import org.apache.skywalking.apm.collector.client.elasticsearch.ElasticSearchClient;
 import org.apache.skywalking.apm.collector.core.util.TimeBucketUtils;
-import org.apache.skywalking.apm.collector.storage.dao.IServiceReferenceAlarmPersistenceDAO;
+import org.apache.skywalking.apm.collector.storage.dao.alarm.IServiceReferenceAlarmPersistenceDAO;
 import org.apache.skywalking.apm.collector.storage.es.base.dao.EsDAO;
 import org.apache.skywalking.apm.collector.storage.table.alarm.ServiceReferenceAlarm;
 import org.apache.skywalking.apm.collector.storage.table.alarm.ServiceReferenceAlarmTable;
diff --git a/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/ServiceReferenceAlarmListEsPersistenceDAO.java b/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/alarm/ServiceReferenceAlarmListEsPersistenceDAO.java
similarity index 97%
rename from apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/ServiceReferenceAlarmListEsPersistenceDAO.java
rename to apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/alarm/ServiceReferenceAlarmListEsPersistenceDAO.java
index 2dda3148f..b3a8e4e5a 100644
--- a/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/ServiceReferenceAlarmListEsPersistenceDAO.java
+++ b/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/alarm/ServiceReferenceAlarmListEsPersistenceDAO.java
@@ -16,13 +16,13 @@
  *
  */
 
-package org.apache.skywalking.apm.collector.storage.es.dao;
+package org.apache.skywalking.apm.collector.storage.es.dao.alarm;
 
 import java.util.HashMap;
 import java.util.Map;
 import org.apache.skywalking.apm.collector.client.elasticsearch.ElasticSearchClient;
 import org.apache.skywalking.apm.collector.core.util.TimeBucketUtils;
-import org.apache.skywalking.apm.collector.storage.dao.IServiceReferenceAlarmListPersistenceDAO;
+import org.apache.skywalking.apm.collector.storage.dao.alarm.IServiceReferenceAlarmListPersistenceDAO;
 import org.apache.skywalking.apm.collector.storage.es.base.dao.EsDAO;
 import org.apache.skywalking.apm.collector.storage.table.alarm.ServiceReferenceAlarmList;
 import org.apache.skywalking.apm.collector.storage.table.alarm.ServiceReferenceAlarmListTable;
diff --git a/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/ApplicationEsCacheDAO.java b/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/cache/ApplicationEsCacheDAO.java
similarity index 96%
rename from apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/ApplicationEsCacheDAO.java
rename to apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/cache/ApplicationEsCacheDAO.java
index d2146fb88..6f98af3cf 100644
--- a/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/ApplicationEsCacheDAO.java
+++ b/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/cache/ApplicationEsCacheDAO.java
@@ -16,11 +16,11 @@
  *
  */
 
-package org.apache.skywalking.apm.collector.storage.es.dao;
+package org.apache.skywalking.apm.collector.storage.es.dao.cache;
 
 import org.apache.skywalking.apm.collector.client.elasticsearch.ElasticSearchClient;
 import org.apache.skywalking.apm.collector.core.util.Const;
-import org.apache.skywalking.apm.collector.storage.dao.IApplicationCacheDAO;
+import org.apache.skywalking.apm.collector.storage.dao.cache.IApplicationCacheDAO;
 import org.apache.skywalking.apm.collector.storage.es.base.dao.EsDAO;
 import org.apache.skywalking.apm.collector.storage.table.register.ApplicationTable;
 import org.elasticsearch.action.get.GetRequestBuilder;
diff --git a/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/InstanceEsCacheDAO.java b/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/cache/InstanceEsCacheDAO.java
similarity index 96%
rename from apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/InstanceEsCacheDAO.java
rename to apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/cache/InstanceEsCacheDAO.java
index cb9340424..185bd7769 100644
--- a/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/InstanceEsCacheDAO.java
+++ b/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/cache/InstanceEsCacheDAO.java
@@ -16,10 +16,10 @@
  *
  */
 
-package org.apache.skywalking.apm.collector.storage.es.dao;
+package org.apache.skywalking.apm.collector.storage.es.dao.cache;
 
 import org.apache.skywalking.apm.collector.client.elasticsearch.ElasticSearchClient;
-import org.apache.skywalking.apm.collector.storage.dao.IInstanceCacheDAO;
+import org.apache.skywalking.apm.collector.storage.dao.cache.IInstanceCacheDAO;
 import org.apache.skywalking.apm.collector.storage.es.base.dao.EsDAO;
 import org.apache.skywalking.apm.collector.storage.table.register.InstanceTable;
 import org.elasticsearch.action.get.GetResponse;
diff --git a/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/NetworkAddressEsCacheDAO.java b/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/cache/NetworkAddressEsCacheDAO.java
similarity index 95%
rename from apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/NetworkAddressEsCacheDAO.java
rename to apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/cache/NetworkAddressEsCacheDAO.java
index a7373514b..a0d501668 100644
--- a/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/NetworkAddressEsCacheDAO.java
+++ b/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/cache/NetworkAddressEsCacheDAO.java
@@ -16,11 +16,11 @@
  *
  */
 
-package org.apache.skywalking.apm.collector.storage.es.dao;
+package org.apache.skywalking.apm.collector.storage.es.dao.cache;
 
 import org.apache.skywalking.apm.collector.client.elasticsearch.ElasticSearchClient;
 import org.apache.skywalking.apm.collector.core.util.Const;
-import org.apache.skywalking.apm.collector.storage.dao.INetworkAddressCacheDAO;
+import org.apache.skywalking.apm.collector.storage.dao.cache.INetworkAddressCacheDAO;
 import org.apache.skywalking.apm.collector.storage.es.base.dao.EsDAO;
 import org.apache.skywalking.apm.collector.storage.table.register.NetworkAddressTable;
 import org.elasticsearch.action.get.GetRequestBuilder;
diff --git a/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/ServiceNameEsCacheDAO.java b/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/cache/ServiceNameEsCacheDAO.java
similarity index 95%
rename from apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/ServiceNameEsCacheDAO.java
rename to apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/cache/ServiceNameEsCacheDAO.java
index 6c73982a7..5a4fb8aef 100644
--- a/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/ServiceNameEsCacheDAO.java
+++ b/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/cache/ServiceNameEsCacheDAO.java
@@ -16,11 +16,11 @@
  *
  */
 
-package org.apache.skywalking.apm.collector.storage.es.dao;
+package org.apache.skywalking.apm.collector.storage.es.dao.cache;
 
 import org.apache.skywalking.apm.collector.client.elasticsearch.ElasticSearchClient;
 import org.apache.skywalking.apm.collector.core.util.Const;
-import org.apache.skywalking.apm.collector.storage.dao.IServiceNameCacheDAO;
+import org.apache.skywalking.apm.collector.storage.dao.cache.IServiceNameCacheDAO;
 import org.apache.skywalking.apm.collector.storage.es.base.dao.EsDAO;
 import org.apache.skywalking.apm.collector.storage.table.register.ServiceNameTable;
 import org.elasticsearch.action.get.GetRequestBuilder;
diff --git a/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/define/ApplicationAlarmEsTableDefine.java b/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/define/alarm/ApplicationAlarmEsTableDefine.java
similarity index 96%
rename from apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/define/ApplicationAlarmEsTableDefine.java
rename to apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/define/alarm/ApplicationAlarmEsTableDefine.java
index 8427484ba..1c0cd6285 100644
--- a/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/define/ApplicationAlarmEsTableDefine.java
+++ b/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/define/alarm/ApplicationAlarmEsTableDefine.java
@@ -16,7 +16,7 @@
  *
  */
 
-package org.apache.skywalking.apm.collector.storage.es.define;
+package org.apache.skywalking.apm.collector.storage.es.define.alarm;
 
 import org.apache.skywalking.apm.collector.storage.es.base.define.ElasticSearchColumnDefine;
 import org.apache.skywalking.apm.collector.storage.es.base.define.ElasticSearchTableDefine;
diff --git a/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/define/ApplicationAlarmListEsTableDefine.java b/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/define/alarm/ApplicationAlarmListEsTableDefine.java
similarity index 96%
rename from apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/define/ApplicationAlarmListEsTableDefine.java
rename to apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/define/alarm/ApplicationAlarmListEsTableDefine.java
index 87de5944e..d89582079 100644
--- a/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/define/ApplicationAlarmListEsTableDefine.java
+++ b/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/define/alarm/ApplicationAlarmListEsTableDefine.java
@@ -16,7 +16,7 @@
  *
  */
 
-package org.apache.skywalking.apm.collector.storage.es.define;
+package org.apache.skywalking.apm.collector.storage.es.define.alarm;
 
 import org.apache.skywalking.apm.collector.storage.es.base.define.ElasticSearchColumnDefine;
 import org.apache.skywalking.apm.collector.storage.es.base.define.ElasticSearchTableDefine;
diff --git a/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/define/ApplicationReferenceAlarmEsTableDefine.java b/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/define/alarm/ApplicationReferenceAlarmEsTableDefine.java
similarity index 97%
rename from apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/define/ApplicationReferenceAlarmEsTableDefine.java
rename to apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/define/alarm/ApplicationReferenceAlarmEsTableDefine.java
index 947497881..4f987d2cf 100644
--- a/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/define/ApplicationReferenceAlarmEsTableDefine.java
+++ b/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/define/alarm/ApplicationReferenceAlarmEsTableDefine.java
@@ -16,7 +16,7 @@
  *
  */
 
-package org.apache.skywalking.apm.collector.storage.es.define;
+package org.apache.skywalking.apm.collector.storage.es.define.alarm;
 
 import org.apache.skywalking.apm.collector.storage.es.base.define.ElasticSearchColumnDefine;
 import org.apache.skywalking.apm.collector.storage.es.base.define.ElasticSearchTableDefine;
diff --git a/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/define/ApplicationReferenceAlarmListEsTableDefine.java b/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/define/alarm/ApplicationReferenceAlarmListEsTableDefine.java
similarity index 97%
rename from apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/define/ApplicationReferenceAlarmListEsTableDefine.java
rename to apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/define/alarm/ApplicationReferenceAlarmListEsTableDefine.java
index e7bfccdf5..18c8e5438 100644
--- a/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/define/ApplicationReferenceAlarmListEsTableDefine.java
+++ b/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/define/alarm/ApplicationReferenceAlarmListEsTableDefine.java
@@ -16,7 +16,7 @@
  *
  */
 
-package org.apache.skywalking.apm.collector.storage.es.define;
+package org.apache.skywalking.apm.collector.storage.es.define.alarm;
 
 import org.apache.skywalking.apm.collector.storage.es.base.define.ElasticSearchColumnDefine;
 import org.apache.skywalking.apm.collector.storage.es.base.define.ElasticSearchTableDefine;
diff --git a/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/define/InstanceAlarmEsTableDefine.java b/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/define/alarm/InstanceAlarmEsTableDefine.java
similarity index 96%
rename from apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/define/InstanceAlarmEsTableDefine.java
rename to apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/define/alarm/InstanceAlarmEsTableDefine.java
index 5a6221027..85949d0a1 100644
--- a/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/define/InstanceAlarmEsTableDefine.java
+++ b/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/define/alarm/InstanceAlarmEsTableDefine.java
@@ -16,7 +16,7 @@
  *
  */
 
-package org.apache.skywalking.apm.collector.storage.es.define;
+package org.apache.skywalking.apm.collector.storage.es.define.alarm;
 
 import org.apache.skywalking.apm.collector.storage.es.base.define.ElasticSearchColumnDefine;
 import org.apache.skywalking.apm.collector.storage.es.base.define.ElasticSearchTableDefine;
diff --git a/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/define/InstanceAlarmListEsTableDefine.java b/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/define/alarm/InstanceAlarmListEsTableDefine.java
similarity index 97%
rename from apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/define/InstanceAlarmListEsTableDefine.java
rename to apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/define/alarm/InstanceAlarmListEsTableDefine.java
index ea5d83d43..824477361 100644
--- a/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/define/InstanceAlarmListEsTableDefine.java
+++ b/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/define/alarm/InstanceAlarmListEsTableDefine.java
@@ -16,7 +16,7 @@
  *
  */
 
-package org.apache.skywalking.apm.collector.storage.es.define;
+package org.apache.skywalking.apm.collector.storage.es.define.alarm;
 
 import org.apache.skywalking.apm.collector.storage.es.base.define.ElasticSearchColumnDefine;
 import org.apache.skywalking.apm.collector.storage.es.base.define.ElasticSearchTableDefine;
diff --git a/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/define/InstanceReferenceAlarmEsTableDefine.java b/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/define/alarm/InstanceReferenceAlarmEsTableDefine.java
similarity index 97%
rename from apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/define/InstanceReferenceAlarmEsTableDefine.java
rename to apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/define/alarm/InstanceReferenceAlarmEsTableDefine.java
index b0e67b3ea..5199f7df6 100644
--- a/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/define/InstanceReferenceAlarmEsTableDefine.java
+++ b/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/define/alarm/InstanceReferenceAlarmEsTableDefine.java
@@ -16,7 +16,7 @@
  *
  */
 
-package org.apache.skywalking.apm.collector.storage.es.define;
+package org.apache.skywalking.apm.collector.storage.es.define.alarm;
 
 import org.apache.skywalking.apm.collector.storage.es.base.define.ElasticSearchColumnDefine;
 import org.apache.skywalking.apm.collector.storage.es.base.define.ElasticSearchTableDefine;
diff --git a/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/define/InstanceReferenceAlarmListEsTableDefine.java b/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/define/alarm/InstanceReferenceAlarmListEsTableDefine.java
similarity index 97%
rename from apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/define/InstanceReferenceAlarmListEsTableDefine.java
rename to apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/define/alarm/InstanceReferenceAlarmListEsTableDefine.java
index 4676d0c5f..fd498054d 100644
--- a/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/define/InstanceReferenceAlarmListEsTableDefine.java
+++ b/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/define/alarm/InstanceReferenceAlarmListEsTableDefine.java
@@ -16,7 +16,7 @@
  *
  */
 
-package org.apache.skywalking.apm.collector.storage.es.define;
+package org.apache.skywalking.apm.collector.storage.es.define.alarm;
 
 import org.apache.skywalking.apm.collector.storage.es.base.define.ElasticSearchColumnDefine;
 import org.apache.skywalking.apm.collector.storage.es.base.define.ElasticSearchTableDefine;
diff --git a/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/define/ServiceAlarmEsTableDefine.java b/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/define/alarm/ServiceAlarmEsTableDefine.java
similarity index 97%
rename from apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/define/ServiceAlarmEsTableDefine.java
rename to apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/define/alarm/ServiceAlarmEsTableDefine.java
index 2b7944db2..21ffe65e0 100644
--- a/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/define/ServiceAlarmEsTableDefine.java
+++ b/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/define/alarm/ServiceAlarmEsTableDefine.java
@@ -16,7 +16,7 @@
  *
  */
 
-package org.apache.skywalking.apm.collector.storage.es.define;
+package org.apache.skywalking.apm.collector.storage.es.define.alarm;
 
 import org.apache.skywalking.apm.collector.storage.es.base.define.ElasticSearchColumnDefine;
 import org.apache.skywalking.apm.collector.storage.es.base.define.ElasticSearchTableDefine;
diff --git a/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/define/ServiceAlarmListEsTableDefine.java b/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/define/alarm/ServiceAlarmListEsTableDefine.java
similarity index 97%
rename from apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/define/ServiceAlarmListEsTableDefine.java
rename to apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/define/alarm/ServiceAlarmListEsTableDefine.java
index 21d05ad01..eafa55b0a 100644
--- a/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/define/ServiceAlarmListEsTableDefine.java
+++ b/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/define/alarm/ServiceAlarmListEsTableDefine.java
@@ -16,7 +16,7 @@
  *
  */
 
-package org.apache.skywalking.apm.collector.storage.es.define;
+package org.apache.skywalking.apm.collector.storage.es.define.alarm;
 
 import org.apache.skywalking.apm.collector.storage.es.base.define.ElasticSearchColumnDefine;
 import org.apache.skywalking.apm.collector.storage.es.base.define.ElasticSearchTableDefine;
diff --git a/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/define/ServiceReferenceAlarmEsTableDefine.java b/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/define/alarm/ServiceReferenceAlarmEsTableDefine.java
similarity index 97%
rename from apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/define/ServiceReferenceAlarmEsTableDefine.java
rename to apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/define/alarm/ServiceReferenceAlarmEsTableDefine.java
index 2191cc3d7..d6653b789 100644
--- a/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/define/ServiceReferenceAlarmEsTableDefine.java
+++ b/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/define/alarm/ServiceReferenceAlarmEsTableDefine.java
@@ -16,7 +16,7 @@
  *
  */
 
-package org.apache.skywalking.apm.collector.storage.es.define;
+package org.apache.skywalking.apm.collector.storage.es.define.alarm;
 
 import org.apache.skywalking.apm.collector.storage.es.base.define.ElasticSearchColumnDefine;
 import org.apache.skywalking.apm.collector.storage.es.base.define.ElasticSearchTableDefine;
diff --git a/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/define/ServiceReferenceAlarmListEsTableDefine.java b/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/define/alarm/ServiceReferenceAlarmListEsTableDefine.java
similarity index 97%
rename from apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/define/ServiceReferenceAlarmListEsTableDefine.java
rename to apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/define/alarm/ServiceReferenceAlarmListEsTableDefine.java
index e4c2db88e..dc5c8d356 100644
--- a/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/define/ServiceReferenceAlarmListEsTableDefine.java
+++ b/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/define/alarm/ServiceReferenceAlarmListEsTableDefine.java
@@ -16,7 +16,7 @@
  *
  */
 
-package org.apache.skywalking.apm.collector.storage.es.define;
+package org.apache.skywalking.apm.collector.storage.es.define.alarm;
 
 import org.apache.skywalking.apm.collector.storage.es.base.define.ElasticSearchColumnDefine;
 import org.apache.skywalking.apm.collector.storage.es.base.define.ElasticSearchTableDefine;
diff --git a/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/resources/META-INF/defines/storage.define b/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/resources/META-INF/defines/storage.define
index 79cd5614b..daaa7c169 100644
--- a/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/resources/META-INF/defines/storage.define
+++ b/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/resources/META-INF/defines/storage.define
@@ -50,4 +50,17 @@ org.apache.skywalking.apm.collector.storage.es.define.amp.ApplicationMonthMetric
 
 org.apache.skywalking.apm.collector.storage.es.define.GlobalTraceEsTableDefine
 org.apache.skywalking.apm.collector.storage.es.define.SegmentEsTableDefine
-org.apache.skywalking.apm.collector.storage.es.define.SegmentCostEsTableDefine
\ No newline at end of file
+org.apache.skywalking.apm.collector.storage.es.define.SegmentCostEsTableDefine
+
+org.apache.skywalking.apm.collector.storage.es.define.alarm.ApplicationAlarmEsTableDefine
+org.apache.skywalking.apm.collector.storage.es.define.alarm.ApplicationAlarmListEsTableDefine
+org.apache.skywalking.apm.collector.storage.es.define.alarm.ApplicationReferenceAlarmEsTableDefine
+org.apache.skywalking.apm.collector.storage.es.define.alarm.ApplicationReferenceAlarmListEsTableDefine
+org.apache.skywalking.apm.collector.storage.es.define.alarm.InstanceAlarmEsTableDefine
+org.apache.skywalking.apm.collector.storage.es.define.alarm.InstanceAlarmListEsTableDefine
+org.apache.skywalking.apm.collector.storage.es.define.alarm.InstanceReferenceAlarmEsTableDefine
+org.apache.skywalking.apm.collector.storage.es.define.alarm.InstanceReferenceAlarmListEsTableDefine
+org.apache.skywalking.apm.collector.storage.es.define.alarm.ServiceAlarmEsTableDefine
+org.apache.skywalking.apm.collector.storage.es.define.alarm.ServiceAlarmListEsTableDefine
+org.apache.skywalking.apm.collector.storage.es.define.alarm.ServiceReferenceAlarmEsTableDefine
+org.apache.skywalking.apm.collector.storage.es.define.alarm.ServiceReferenceAlarmListEsTableDefine
\ No newline at end of file
diff --git a/apm-collector/apm-collector-storage/collector-storage-h2-provider/src/main/java/org/apache/skywalking/apm/collector/storage/h2/StorageModuleH2Provider.java b/apm-collector/apm-collector-storage/collector-storage-h2-provider/src/main/java/org/apache/skywalking/apm/collector/storage/h2/StorageModuleH2Provider.java
index fa0d1c1b3..640071dbf 100644
--- a/apm-collector/apm-collector-storage/collector-storage-h2-provider/src/main/java/org/apache/skywalking/apm/collector/storage/h2/StorageModuleH2Provider.java
+++ b/apm-collector/apm-collector-storage/collector-storage-h2-provider/src/main/java/org/apache/skywalking/apm/collector/storage/h2/StorageModuleH2Provider.java
@@ -27,38 +27,38 @@ import org.apache.skywalking.apm.collector.core.module.ServiceNotProvidedExcepti
 import org.apache.skywalking.apm.collector.storage.StorageException;
 import org.apache.skywalking.apm.collector.storage.StorageModule;
 import org.apache.skywalking.apm.collector.storage.base.dao.IBatchDAO;
-import org.apache.skywalking.apm.collector.storage.dao.IApplicationAlarmListPersistenceDAO;
-import org.apache.skywalking.apm.collector.storage.dao.IApplicationAlarmPersistenceDAO;
-import org.apache.skywalking.apm.collector.storage.dao.IApplicationCacheDAO;
+import org.apache.skywalking.apm.collector.storage.dao.alarm.IApplicationAlarmListPersistenceDAO;
+import org.apache.skywalking.apm.collector.storage.dao.alarm.IApplicationAlarmPersistenceDAO;
+import org.apache.skywalking.apm.collector.storage.dao.cache.IApplicationCacheDAO;
 import org.apache.skywalking.apm.collector.storage.dao.IApplicationComponentUIDAO;
 import org.apache.skywalking.apm.collector.storage.dao.IApplicationMappingUIDAO;
-import org.apache.skywalking.apm.collector.storage.dao.IApplicationReferenceAlarmListPersistenceDAO;
-import org.apache.skywalking.apm.collector.storage.dao.IApplicationReferenceAlarmPersistenceDAO;
+import org.apache.skywalking.apm.collector.storage.dao.alarm.IApplicationReferenceAlarmListPersistenceDAO;
+import org.apache.skywalking.apm.collector.storage.dao.alarm.IApplicationReferenceAlarmPersistenceDAO;
 import org.apache.skywalking.apm.collector.storage.dao.IApplicationReferenceMetricUIDAO;
 import org.apache.skywalking.apm.collector.storage.dao.ICpuMetricUIDAO;
 import org.apache.skywalking.apm.collector.storage.dao.IGCMetricUIDAO;
 import org.apache.skywalking.apm.collector.storage.dao.IGlobalTracePersistenceDAO;
 import org.apache.skywalking.apm.collector.storage.dao.IGlobalTraceUIDAO;
-import org.apache.skywalking.apm.collector.storage.dao.IInstanceAlarmListPersistenceDAO;
-import org.apache.skywalking.apm.collector.storage.dao.IInstanceAlarmPersistenceDAO;
-import org.apache.skywalking.apm.collector.storage.dao.IInstanceCacheDAO;
+import org.apache.skywalking.apm.collector.storage.dao.alarm.IInstanceAlarmListPersistenceDAO;
+import org.apache.skywalking.apm.collector.storage.dao.alarm.IInstanceAlarmPersistenceDAO;
+import org.apache.skywalking.apm.collector.storage.dao.cache.IInstanceCacheDAO;
 import org.apache.skywalking.apm.collector.storage.dao.IInstanceHeartBeatPersistenceDAO;
 import org.apache.skywalking.apm.collector.storage.dao.IInstanceMetricUIDAO;
-import org.apache.skywalking.apm.collector.storage.dao.IInstanceReferenceAlarmListPersistenceDAO;
-import org.apache.skywalking.apm.collector.storage.dao.IInstanceReferenceAlarmPersistenceDAO;
+import org.apache.skywalking.apm.collector.storage.dao.alarm.IInstanceReferenceAlarmListPersistenceDAO;
+import org.apache.skywalking.apm.collector.storage.dao.alarm.IInstanceReferenceAlarmPersistenceDAO;
 import org.apache.skywalking.apm.collector.storage.dao.IInstanceUIDAO;
 import org.apache.skywalking.apm.collector.storage.dao.IMemoryMetricUIDAO;
 import org.apache.skywalking.apm.collector.storage.dao.IMemoryPoolMetricUIDAO;
-import org.apache.skywalking.apm.collector.storage.dao.INetworkAddressCacheDAO;
+import org.apache.skywalking.apm.collector.storage.dao.cache.INetworkAddressCacheDAO;
 import org.apache.skywalking.apm.collector.storage.dao.ISegmentCostPersistenceDAO;
 import org.apache.skywalking.apm.collector.storage.dao.ISegmentCostUIDAO;
 import org.apache.skywalking.apm.collector.storage.dao.ISegmentPersistenceDAO;
 import org.apache.skywalking.apm.collector.storage.dao.ISegmentUIDAO;
-import org.apache.skywalking.apm.collector.storage.dao.IServiceAlarmListPersistenceDAO;
-import org.apache.skywalking.apm.collector.storage.dao.IServiceAlarmPersistenceDAO;
-import org.apache.skywalking.apm.collector.storage.dao.IServiceNameCacheDAO;
-import org.apache.skywalking.apm.collector.storage.dao.IServiceReferenceAlarmListPersistenceDAO;
-import org.apache.skywalking.apm.collector.storage.dao.IServiceReferenceAlarmPersistenceDAO;
+import org.apache.skywalking.apm.collector.storage.dao.alarm.IServiceAlarmListPersistenceDAO;
+import org.apache.skywalking.apm.collector.storage.dao.alarm.IServiceAlarmPersistenceDAO;
+import org.apache.skywalking.apm.collector.storage.dao.cache.IServiceNameCacheDAO;
+import org.apache.skywalking.apm.collector.storage.dao.alarm.IServiceReferenceAlarmListPersistenceDAO;
+import org.apache.skywalking.apm.collector.storage.dao.alarm.IServiceReferenceAlarmPersistenceDAO;
 import org.apache.skywalking.apm.collector.storage.dao.IServiceReferenceUIDAO;
 import org.apache.skywalking.apm.collector.storage.dao.acp.IApplicationComponentMinutePersistenceDAO;
 import org.apache.skywalking.apm.collector.storage.dao.amp.IApplicationMinuteMetricPersistenceDAO;
diff --git a/apm-collector/apm-collector-storage/collector-storage-h2-provider/src/main/java/org/apache/skywalking/apm/collector/storage/h2/dao/ApplicationAlarmH2PersistenceDAO.java b/apm-collector/apm-collector-storage/collector-storage-h2-provider/src/main/java/org/apache/skywalking/apm/collector/storage/h2/dao/ApplicationAlarmH2PersistenceDAO.java
index e1816065d..bd31913ca 100644
--- a/apm-collector/apm-collector-storage/collector-storage-h2-provider/src/main/java/org/apache/skywalking/apm/collector/storage/h2/dao/ApplicationAlarmH2PersistenceDAO.java
+++ b/apm-collector/apm-collector-storage/collector-storage-h2-provider/src/main/java/org/apache/skywalking/apm/collector/storage/h2/dao/ApplicationAlarmH2PersistenceDAO.java
@@ -19,7 +19,7 @@
 package org.apache.skywalking.apm.collector.storage.h2.dao;
 
 import org.apache.skywalking.apm.collector.client.h2.H2Client;
-import org.apache.skywalking.apm.collector.storage.dao.IApplicationAlarmPersistenceDAO;
+import org.apache.skywalking.apm.collector.storage.dao.alarm.IApplicationAlarmPersistenceDAO;
 import org.apache.skywalking.apm.collector.storage.h2.base.dao.H2DAO;
 import org.apache.skywalking.apm.collector.storage.h2.base.define.H2SqlEntity;
 import org.apache.skywalking.apm.collector.storage.table.alarm.ApplicationAlarm;
diff --git a/apm-collector/apm-collector-storage/collector-storage-h2-provider/src/main/java/org/apache/skywalking/apm/collector/storage/h2/dao/ApplicationAlarmListH2PersistenceDAO.java b/apm-collector/apm-collector-storage/collector-storage-h2-provider/src/main/java/org/apache/skywalking/apm/collector/storage/h2/dao/ApplicationAlarmListH2PersistenceDAO.java
index 6dc2d3947..9d9a85045 100644
--- a/apm-collector/apm-collector-storage/collector-storage-h2-provider/src/main/java/org/apache/skywalking/apm/collector/storage/h2/dao/ApplicationAlarmListH2PersistenceDAO.java
+++ b/apm-collector/apm-collector-storage/collector-storage-h2-provider/src/main/java/org/apache/skywalking/apm/collector/storage/h2/dao/ApplicationAlarmListH2PersistenceDAO.java
@@ -19,7 +19,7 @@
 package org.apache.skywalking.apm.collector.storage.h2.dao;
 
 import org.apache.skywalking.apm.collector.client.h2.H2Client;
-import org.apache.skywalking.apm.collector.storage.dao.IApplicationAlarmListPersistenceDAO;
+import org.apache.skywalking.apm.collector.storage.dao.alarm.IApplicationAlarmListPersistenceDAO;
 import org.apache.skywalking.apm.collector.storage.h2.base.dao.H2DAO;
 import org.apache.skywalking.apm.collector.storage.h2.base.define.H2SqlEntity;
 import org.apache.skywalking.apm.collector.storage.table.alarm.ApplicationAlarmList;
diff --git a/apm-collector/apm-collector-storage/collector-storage-h2-provider/src/main/java/org/apache/skywalking/apm/collector/storage/h2/dao/ApplicationH2CacheDAO.java b/apm-collector/apm-collector-storage/collector-storage-h2-provider/src/main/java/org/apache/skywalking/apm/collector/storage/h2/dao/ApplicationH2CacheDAO.java
index e05590702..c94863ee8 100644
--- a/apm-collector/apm-collector-storage/collector-storage-h2-provider/src/main/java/org/apache/skywalking/apm/collector/storage/h2/dao/ApplicationH2CacheDAO.java
+++ b/apm-collector/apm-collector-storage/collector-storage-h2-provider/src/main/java/org/apache/skywalking/apm/collector/storage/h2/dao/ApplicationH2CacheDAO.java
@@ -24,7 +24,7 @@ import org.apache.skywalking.apm.collector.client.h2.H2Client;
 import org.apache.skywalking.apm.collector.client.h2.H2ClientException;
 import org.apache.skywalking.apm.collector.core.util.Const;
 import org.apache.skywalking.apm.collector.storage.base.sql.SqlBuilder;
-import org.apache.skywalking.apm.collector.storage.dao.IApplicationCacheDAO;
+import org.apache.skywalking.apm.collector.storage.dao.cache.IApplicationCacheDAO;
 import org.apache.skywalking.apm.collector.storage.h2.base.dao.H2DAO;
 import org.apache.skywalking.apm.collector.storage.table.register.ApplicationTable;
 import org.slf4j.Logger;
diff --git a/apm-collector/apm-collector-storage/collector-storage-h2-provider/src/main/java/org/apache/skywalking/apm/collector/storage/h2/dao/ApplicationReferenceAlarmH2PersistenceDAO.java b/apm-collector/apm-collector-storage/collector-storage-h2-provider/src/main/java/org/apache/skywalking/apm/collector/storage/h2/dao/ApplicationReferenceAlarmH2PersistenceDAO.java
index 2cff6774e..92bed74fa 100644
--- a/apm-collector/apm-collector-storage/collector-storage-h2-provider/src/main/java/org/apache/skywalking/apm/collector/storage/h2/dao/ApplicationReferenceAlarmH2PersistenceDAO.java
+++ b/apm-collector/apm-collector-storage/collector-storage-h2-provider/src/main/java/org/apache/skywalking/apm/collector/storage/h2/dao/ApplicationReferenceAlarmH2PersistenceDAO.java
@@ -19,7 +19,7 @@
 package org.apache.skywalking.apm.collector.storage.h2.dao;
 
 import org.apache.skywalking.apm.collector.client.h2.H2Client;
-import org.apache.skywalking.apm.collector.storage.dao.IApplicationReferenceAlarmPersistenceDAO;
+import org.apache.skywalking.apm.collector.storage.dao.alarm.IApplicationReferenceAlarmPersistenceDAO;
 import org.apache.skywalking.apm.collector.storage.h2.base.dao.H2DAO;
 import org.apache.skywalking.apm.collector.storage.h2.base.define.H2SqlEntity;
 import org.apache.skywalking.apm.collector.storage.table.alarm.ApplicationReferenceAlarm;
diff --git a/apm-collector/apm-collector-storage/collector-storage-h2-provider/src/main/java/org/apache/skywalking/apm/collector/storage/h2/dao/ApplicationReferenceAlarmListH2PersistenceDAO.java b/apm-collector/apm-collector-storage/collector-storage-h2-provider/src/main/java/org/apache/skywalking/apm/collector/storage/h2/dao/ApplicationReferenceAlarmListH2PersistenceDAO.java
index 4c7a76b22..25c21724c 100644
--- a/apm-collector/apm-collector-storage/collector-storage-h2-provider/src/main/java/org/apache/skywalking/apm/collector/storage/h2/dao/ApplicationReferenceAlarmListH2PersistenceDAO.java
+++ b/apm-collector/apm-collector-storage/collector-storage-h2-provider/src/main/java/org/apache/skywalking/apm/collector/storage/h2/dao/ApplicationReferenceAlarmListH2PersistenceDAO.java
@@ -19,7 +19,7 @@
 package org.apache.skywalking.apm.collector.storage.h2.dao;
 
 import org.apache.skywalking.apm.collector.client.h2.H2Client;
-import org.apache.skywalking.apm.collector.storage.dao.IApplicationReferenceAlarmListPersistenceDAO;
+import org.apache.skywalking.apm.collector.storage.dao.alarm.IApplicationReferenceAlarmListPersistenceDAO;
 import org.apache.skywalking.apm.collector.storage.h2.base.dao.H2DAO;
 import org.apache.skywalking.apm.collector.storage.h2.base.define.H2SqlEntity;
 import org.apache.skywalking.apm.collector.storage.table.alarm.ApplicationReferenceAlarmList;
diff --git a/apm-collector/apm-collector-storage/collector-storage-h2-provider/src/main/java/org/apache/skywalking/apm/collector/storage/h2/dao/InstanceAlarmH2PersistenceDAO.java b/apm-collector/apm-collector-storage/collector-storage-h2-provider/src/main/java/org/apache/skywalking/apm/collector/storage/h2/dao/InstanceAlarmH2PersistenceDAO.java
index 8d2b12874..b807b76e7 100644
--- a/apm-collector/apm-collector-storage/collector-storage-h2-provider/src/main/java/org/apache/skywalking/apm/collector/storage/h2/dao/InstanceAlarmH2PersistenceDAO.java
+++ b/apm-collector/apm-collector-storage/collector-storage-h2-provider/src/main/java/org/apache/skywalking/apm/collector/storage/h2/dao/InstanceAlarmH2PersistenceDAO.java
@@ -19,7 +19,7 @@
 package org.apache.skywalking.apm.collector.storage.h2.dao;
 
 import org.apache.skywalking.apm.collector.client.h2.H2Client;
-import org.apache.skywalking.apm.collector.storage.dao.IInstanceAlarmPersistenceDAO;
+import org.apache.skywalking.apm.collector.storage.dao.alarm.IInstanceAlarmPersistenceDAO;
 import org.apache.skywalking.apm.collector.storage.h2.base.dao.H2DAO;
 import org.apache.skywalking.apm.collector.storage.h2.base.define.H2SqlEntity;
 import org.apache.skywalking.apm.collector.storage.table.alarm.InstanceAlarm;
diff --git a/apm-collector/apm-collector-storage/collector-storage-h2-provider/src/main/java/org/apache/skywalking/apm/collector/storage/h2/dao/InstanceAlarmListH2PersistenceDAO.java b/apm-collector/apm-collector-storage/collector-storage-h2-provider/src/main/java/org/apache/skywalking/apm/collector/storage/h2/dao/InstanceAlarmListH2PersistenceDAO.java
index acad1c6c8..ccf739a47 100644
--- a/apm-collector/apm-collector-storage/collector-storage-h2-provider/src/main/java/org/apache/skywalking/apm/collector/storage/h2/dao/InstanceAlarmListH2PersistenceDAO.java
+++ b/apm-collector/apm-collector-storage/collector-storage-h2-provider/src/main/java/org/apache/skywalking/apm/collector/storage/h2/dao/InstanceAlarmListH2PersistenceDAO.java
@@ -19,7 +19,7 @@
 package org.apache.skywalking.apm.collector.storage.h2.dao;
 
 import org.apache.skywalking.apm.collector.client.h2.H2Client;
-import org.apache.skywalking.apm.collector.storage.dao.IInstanceAlarmListPersistenceDAO;
+import org.apache.skywalking.apm.collector.storage.dao.alarm.IInstanceAlarmListPersistenceDAO;
 import org.apache.skywalking.apm.collector.storage.h2.base.dao.H2DAO;
 import org.apache.skywalking.apm.collector.storage.h2.base.define.H2SqlEntity;
 import org.apache.skywalking.apm.collector.storage.table.alarm.InstanceAlarmList;
diff --git a/apm-collector/apm-collector-storage/collector-storage-h2-provider/src/main/java/org/apache/skywalking/apm/collector/storage/h2/dao/InstanceH2CacheDAO.java b/apm-collector/apm-collector-storage/collector-storage-h2-provider/src/main/java/org/apache/skywalking/apm/collector/storage/h2/dao/InstanceH2CacheDAO.java
index 6348b50f1..e02b4f738 100644
--- a/apm-collector/apm-collector-storage/collector-storage-h2-provider/src/main/java/org/apache/skywalking/apm/collector/storage/h2/dao/InstanceH2CacheDAO.java
+++ b/apm-collector/apm-collector-storage/collector-storage-h2-provider/src/main/java/org/apache/skywalking/apm/collector/storage/h2/dao/InstanceH2CacheDAO.java
@@ -23,7 +23,7 @@ import java.sql.SQLException;
 import org.apache.skywalking.apm.collector.client.h2.H2Client;
 import org.apache.skywalking.apm.collector.client.h2.H2ClientException;
 import org.apache.skywalking.apm.collector.storage.base.sql.SqlBuilder;
-import org.apache.skywalking.apm.collector.storage.dao.IInstanceCacheDAO;
+import org.apache.skywalking.apm.collector.storage.dao.cache.IInstanceCacheDAO;
 import org.apache.skywalking.apm.collector.storage.h2.base.dao.H2DAO;
 import org.apache.skywalking.apm.collector.storage.table.register.InstanceTable;
 import org.slf4j.Logger;
diff --git a/apm-collector/apm-collector-storage/collector-storage-h2-provider/src/main/java/org/apache/skywalking/apm/collector/storage/h2/dao/InstanceReferenceAlarmH2PersistenceDAO.java b/apm-collector/apm-collector-storage/collector-storage-h2-provider/src/main/java/org/apache/skywalking/apm/collector/storage/h2/dao/InstanceReferenceAlarmH2PersistenceDAO.java
index ad81f7a8e..7e67a9aee 100644
--- a/apm-collector/apm-collector-storage/collector-storage-h2-provider/src/main/java/org/apache/skywalking/apm/collector/storage/h2/dao/InstanceReferenceAlarmH2PersistenceDAO.java
+++ b/apm-collector/apm-collector-storage/collector-storage-h2-provider/src/main/java/org/apache/skywalking/apm/collector/storage/h2/dao/InstanceReferenceAlarmH2PersistenceDAO.java
@@ -19,7 +19,7 @@
 package org.apache.skywalking.apm.collector.storage.h2.dao;
 
 import org.apache.skywalking.apm.collector.client.h2.H2Client;
-import org.apache.skywalking.apm.collector.storage.dao.IInstanceReferenceAlarmPersistenceDAO;
+import org.apache.skywalking.apm.collector.storage.dao.alarm.IInstanceReferenceAlarmPersistenceDAO;
 import org.apache.skywalking.apm.collector.storage.h2.base.dao.H2DAO;
 import org.apache.skywalking.apm.collector.storage.h2.base.define.H2SqlEntity;
 import org.apache.skywalking.apm.collector.storage.table.alarm.InstanceReferenceAlarm;
diff --git a/apm-collector/apm-collector-storage/collector-storage-h2-provider/src/main/java/org/apache/skywalking/apm/collector/storage/h2/dao/InstanceReferenceAlarmListH2PersistenceDAO.java b/apm-collector/apm-collector-storage/collector-storage-h2-provider/src/main/java/org/apache/skywalking/apm/collector/storage/h2/dao/InstanceReferenceAlarmListH2PersistenceDAO.java
index 3c8321071..1ea9c3227 100644
--- a/apm-collector/apm-collector-storage/collector-storage-h2-provider/src/main/java/org/apache/skywalking/apm/collector/storage/h2/dao/InstanceReferenceAlarmListH2PersistenceDAO.java
+++ b/apm-collector/apm-collector-storage/collector-storage-h2-provider/src/main/java/org/apache/skywalking/apm/collector/storage/h2/dao/InstanceReferenceAlarmListH2PersistenceDAO.java
@@ -19,7 +19,7 @@
 package org.apache.skywalking.apm.collector.storage.h2.dao;
 
 import org.apache.skywalking.apm.collector.client.h2.H2Client;
-import org.apache.skywalking.apm.collector.storage.dao.IInstanceReferenceAlarmListPersistenceDAO;
+import org.apache.skywalking.apm.collector.storage.dao.alarm.IInstanceReferenceAlarmListPersistenceDAO;
 import org.apache.skywalking.apm.collector.storage.h2.base.dao.H2DAO;
 import org.apache.skywalking.apm.collector.storage.h2.base.define.H2SqlEntity;
 import org.apache.skywalking.apm.collector.storage.table.alarm.InstanceReferenceAlarmList;
diff --git a/apm-collector/apm-collector-storage/collector-storage-h2-provider/src/main/java/org/apache/skywalking/apm/collector/storage/h2/dao/NetworkAddressH2CacheDAO.java b/apm-collector/apm-collector-storage/collector-storage-h2-provider/src/main/java/org/apache/skywalking/apm/collector/storage/h2/dao/NetworkAddressH2CacheDAO.java
index 6c36cfadd..336e191cd 100644
--- a/apm-collector/apm-collector-storage/collector-storage-h2-provider/src/main/java/org/apache/skywalking/apm/collector/storage/h2/dao/NetworkAddressH2CacheDAO.java
+++ b/apm-collector/apm-collector-storage/collector-storage-h2-provider/src/main/java/org/apache/skywalking/apm/collector/storage/h2/dao/NetworkAddressH2CacheDAO.java
@@ -24,7 +24,7 @@ import org.apache.skywalking.apm.collector.client.h2.H2Client;
 import org.apache.skywalking.apm.collector.client.h2.H2ClientException;
 import org.apache.skywalking.apm.collector.core.util.Const;
 import org.apache.skywalking.apm.collector.storage.base.sql.SqlBuilder;
-import org.apache.skywalking.apm.collector.storage.dao.INetworkAddressCacheDAO;
+import org.apache.skywalking.apm.collector.storage.dao.cache.INetworkAddressCacheDAO;
 import org.apache.skywalking.apm.collector.storage.h2.base.dao.H2DAO;
 import org.apache.skywalking.apm.collector.storage.table.register.NetworkAddressTable;
 import org.slf4j.Logger;
diff --git a/apm-collector/apm-collector-storage/collector-storage-h2-provider/src/main/java/org/apache/skywalking/apm/collector/storage/h2/dao/ServiceAlarmH2PersistenceDAO.java b/apm-collector/apm-collector-storage/collector-storage-h2-provider/src/main/java/org/apache/skywalking/apm/collector/storage/h2/dao/ServiceAlarmH2PersistenceDAO.java
index 12b2a0e19..05df9059e 100644
--- a/apm-collector/apm-collector-storage/collector-storage-h2-provider/src/main/java/org/apache/skywalking/apm/collector/storage/h2/dao/ServiceAlarmH2PersistenceDAO.java
+++ b/apm-collector/apm-collector-storage/collector-storage-h2-provider/src/main/java/org/apache/skywalking/apm/collector/storage/h2/dao/ServiceAlarmH2PersistenceDAO.java
@@ -19,7 +19,7 @@
 package org.apache.skywalking.apm.collector.storage.h2.dao;
 
 import org.apache.skywalking.apm.collector.client.h2.H2Client;
-import org.apache.skywalking.apm.collector.storage.dao.IServiceAlarmPersistenceDAO;
+import org.apache.skywalking.apm.collector.storage.dao.alarm.IServiceAlarmPersistenceDAO;
 import org.apache.skywalking.apm.collector.storage.h2.base.dao.H2DAO;
 import org.apache.skywalking.apm.collector.storage.h2.base.define.H2SqlEntity;
 import org.apache.skywalking.apm.collector.storage.table.alarm.ServiceAlarm;
diff --git a/apm-collector/apm-collector-storage/collector-storage-h2-provider/src/main/java/org/apache/skywalking/apm/collector/storage/h2/dao/ServiceAlarmListH2PersistenceDAO.java b/apm-collector/apm-collector-storage/collector-storage-h2-provider/src/main/java/org/apache/skywalking/apm/collector/storage/h2/dao/ServiceAlarmListH2PersistenceDAO.java
index e171825d9..88b3d2a61 100644
--- a/apm-collector/apm-collector-storage/collector-storage-h2-provider/src/main/java/org/apache/skywalking/apm/collector/storage/h2/dao/ServiceAlarmListH2PersistenceDAO.java
+++ b/apm-collector/apm-collector-storage/collector-storage-h2-provider/src/main/java/org/apache/skywalking/apm/collector/storage/h2/dao/ServiceAlarmListH2PersistenceDAO.java
@@ -19,7 +19,7 @@
 package org.apache.skywalking.apm.collector.storage.h2.dao;
 
 import org.apache.skywalking.apm.collector.client.h2.H2Client;
-import org.apache.skywalking.apm.collector.storage.dao.IServiceAlarmListPersistenceDAO;
+import org.apache.skywalking.apm.collector.storage.dao.alarm.IServiceAlarmListPersistenceDAO;
 import org.apache.skywalking.apm.collector.storage.h2.base.dao.H2DAO;
 import org.apache.skywalking.apm.collector.storage.h2.base.define.H2SqlEntity;
 import org.apache.skywalking.apm.collector.storage.table.alarm.ServiceAlarmList;
diff --git a/apm-collector/apm-collector-storage/collector-storage-h2-provider/src/main/java/org/apache/skywalking/apm/collector/storage/h2/dao/ServiceNameH2CacheDAO.java b/apm-collector/apm-collector-storage/collector-storage-h2-provider/src/main/java/org/apache/skywalking/apm/collector/storage/h2/dao/ServiceNameH2CacheDAO.java
index 1520d2217..2db433d1e 100644
--- a/apm-collector/apm-collector-storage/collector-storage-h2-provider/src/main/java/org/apache/skywalking/apm/collector/storage/h2/dao/ServiceNameH2CacheDAO.java
+++ b/apm-collector/apm-collector-storage/collector-storage-h2-provider/src/main/java/org/apache/skywalking/apm/collector/storage/h2/dao/ServiceNameH2CacheDAO.java
@@ -25,7 +25,7 @@ import org.apache.skywalking.apm.collector.core.util.Const;
 import org.apache.skywalking.apm.collector.storage.base.sql.SqlBuilder;
 import org.apache.skywalking.apm.collector.client.h2.H2Client;
 import org.apache.skywalking.apm.collector.client.h2.H2ClientException;
-import org.apache.skywalking.apm.collector.storage.dao.IServiceNameCacheDAO;
+import org.apache.skywalking.apm.collector.storage.dao.cache.IServiceNameCacheDAO;
 import org.apache.skywalking.apm.collector.storage.h2.base.dao.H2DAO;
 import org.apache.skywalking.apm.collector.storage.table.register.ServiceNameTable;
 import org.slf4j.Logger;
diff --git a/apm-collector/apm-collector-storage/collector-storage-h2-provider/src/main/java/org/apache/skywalking/apm/collector/storage/h2/dao/ServiceReferenceAlarmH2PersistenceDAO.java b/apm-collector/apm-collector-storage/collector-storage-h2-provider/src/main/java/org/apache/skywalking/apm/collector/storage/h2/dao/ServiceReferenceAlarmH2PersistenceDAO.java
index 65b14365a..0625a185b 100644
--- a/apm-collector/apm-collector-storage/collector-storage-h2-provider/src/main/java/org/apache/skywalking/apm/collector/storage/h2/dao/ServiceReferenceAlarmH2PersistenceDAO.java
+++ b/apm-collector/apm-collector-storage/collector-storage-h2-provider/src/main/java/org/apache/skywalking/apm/collector/storage/h2/dao/ServiceReferenceAlarmH2PersistenceDAO.java
@@ -19,7 +19,7 @@
 package org.apache.skywalking.apm.collector.storage.h2.dao;
 
 import org.apache.skywalking.apm.collector.client.h2.H2Client;
-import org.apache.skywalking.apm.collector.storage.dao.IServiceReferenceAlarmPersistenceDAO;
+import org.apache.skywalking.apm.collector.storage.dao.alarm.IServiceReferenceAlarmPersistenceDAO;
 import org.apache.skywalking.apm.collector.storage.h2.base.dao.H2DAO;
 import org.apache.skywalking.apm.collector.storage.h2.base.define.H2SqlEntity;
 import org.apache.skywalking.apm.collector.storage.table.alarm.ServiceReferenceAlarm;
diff --git a/apm-collector/apm-collector-storage/collector-storage-h2-provider/src/main/java/org/apache/skywalking/apm/collector/storage/h2/dao/ServiceReferenceAlarmListH2PersistenceDAO.java b/apm-collector/apm-collector-storage/collector-storage-h2-provider/src/main/java/org/apache/skywalking/apm/collector/storage/h2/dao/ServiceReferenceAlarmListH2PersistenceDAO.java
index cb6bfbb1b..6b0b329b5 100644
--- a/apm-collector/apm-collector-storage/collector-storage-h2-provider/src/main/java/org/apache/skywalking/apm/collector/storage/h2/dao/ServiceReferenceAlarmListH2PersistenceDAO.java
+++ b/apm-collector/apm-collector-storage/collector-storage-h2-provider/src/main/java/org/apache/skywalking/apm/collector/storage/h2/dao/ServiceReferenceAlarmListH2PersistenceDAO.java
@@ -19,7 +19,7 @@
 package org.apache.skywalking.apm.collector.storage.h2.dao;
 
 import org.apache.skywalking.apm.collector.client.h2.H2Client;
-import org.apache.skywalking.apm.collector.storage.dao.IServiceReferenceAlarmListPersistenceDAO;
+import org.apache.skywalking.apm.collector.storage.dao.alarm.IServiceReferenceAlarmListPersistenceDAO;
 import org.apache.skywalking.apm.collector.storage.h2.base.dao.H2DAO;
 import org.apache.skywalking.apm.collector.storage.h2.base.define.H2SqlEntity;
 import org.apache.skywalking.apm.collector.storage.table.alarm.ServiceReferenceAlarmList;