diff --git a/apm-collector/apm-collector-boot/src/main/resources/application.yml b/apm-collector/apm-collector-boot/src/main/resources/application.yml
index b286f0bf6dfd06d5b07400104c00d5c392146995..275e975bbabf6e510f1e19cca6b77c11497e282e 100644
--- a/apm-collector/apm-collector-boot/src/main/resources/application.yml
+++ b/apm-collector/apm-collector-boot/src/main/resources/application.yml
@@ -1,7 +1,7 @@
-cluster:
-  zookeeper:
-    hostPort: localhost:2181
-    sessionTimeout: 100000
+#cluster:
+#  zookeeper:
+#    hostPort: localhost:2181
+#    sessionTimeout: 100000
 naming:
   jetty:
     host: localhost
@@ -23,10 +23,10 @@ ui:
     host: localhost
     port: 12800
     context_path: /
-storage:
-  elasticsearch:
-    cluster_name: CollectorDBCluster
-    cluster_transport_sniffer: true
-    cluster_nodes: localhost:9300
-    index_shards_number: 2
-    index_replicas_number: 0
\ No newline at end of file
+#storage:
+#  elasticsearch:
+#    cluster_name: CollectorDBCluster
+#    cluster_transport_sniffer: true
+#    cluster_nodes: localhost:9300
+#    index_shards_number: 2
+#    index_replicas_number: 0
\ No newline at end of file
diff --git a/apm-collector/apm-collector-storage/collector-storage-h2-provider/src/main/java/org/skywalking/apm/collector/storage/h2/dao/SegmentCostH2UIDAO.java b/apm-collector/apm-collector-storage/collector-storage-h2-provider/src/main/java/org/skywalking/apm/collector/storage/h2/dao/SegmentCostH2UIDAO.java
index 34081c4f18467f17d6a37f62c2d44fb508bc6661..d1833e1dfcbf97813a522cb73215103464349fce 100644
--- a/apm-collector/apm-collector-storage/collector-storage-h2-provider/src/main/java/org/skywalking/apm/collector/storage/h2/dao/SegmentCostH2UIDAO.java
+++ b/apm-collector/apm-collector-storage/collector-storage-h2-provider/src/main/java/org/skywalking/apm/collector/storage/h2/dao/SegmentCostH2UIDAO.java
@@ -136,14 +136,6 @@ public class SegmentCostH2UIDAO extends H2DAO implements ISegmentCostUIDAO {
                 topSegmentJson.addProperty(SegmentCostTable.COLUMN_SEGMENT_ID, segmentId);
                 topSegmentJson.addProperty(SegmentCostTable.COLUMN_START_TIME, rs.getLong(SegmentCostTable.COLUMN_START_TIME));
                 topSegmentJson.addProperty(SegmentCostTable.COLUMN_END_TIME, rs.getLong(SegmentCostTable.COLUMN_END_TIME));
-
-                //TODO IGlobalTraceDAO
-//                IGlobalTraceDAO globalTraceDAO = (IGlobalTraceDAO)DAOContainer.INSTANCE.get(IGlobalTraceDAO.class.getName());
-//                List<String> globalTraces = globalTraceDAO.getGlobalTraceId(segmentId);
-//                if (CollectionUtils.isNotEmpty(globalTraces)) {
-//                    topSegmentJson.addProperty(GlobalTraceTable.COLUMN_GLOBAL_TRACE_ID, globalTraces.get(0));
-//                }
-
                 topSegmentJson.addProperty(SegmentCostTable.COLUMN_APPLICATION_ID, rs.getInt(SegmentCostTable.COLUMN_APPLICATION_ID));
                 topSegmentJson.addProperty(SegmentCostTable.COLUMN_SERVICE_NAME, rs.getString(SegmentCostTable.COLUMN_SERVICE_NAME));
                 topSegmentJson.addProperty(SegmentCostTable.COLUMN_COST, rs.getLong(SegmentCostTable.COLUMN_COST));