diff --git hadoop-project/pom.xml hadoop-project/pom.xml
index c3881e8..672c001 100644
--- hadoop-project/pom.xml
+++ hadoop-project/pom.xml
@@ -260,6 +260,18 @@
test-jar
+
+ org.apache.hadoop
+ hadoop-yarn-server-applicationhistoryservice
+ ${project.version}
+
+
+
+ org.apache.hadoop
+ hadoop-yarn-server-timelineservice
+ ${project.version}
+
+
org.apache.hadoop
hadoop-yarn-applications-distributedshell
diff --git hadoop-yarn-project/CHANGES.txt hadoop-yarn-project/CHANGES.txt
index 0afc4cf..3992278 100644
--- hadoop-yarn-project/CHANGES.txt
+++ hadoop-yarn-project/CHANGES.txt
@@ -1,5 +1,17 @@
Hadoop YARN Change Log
+Branch YARN-2928: Timeline Server Next Generation: Phase 1
+
+ INCOMPATIBLE CHANGES
+
+ NEW FEATURES
+
+ IMPROVEMENTS
+
+ OPTIMIZATIONS
+
+ BUG FIXES
+
Trunk - Unreleased
INCOMPATIBLE CHANGES
diff --git hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-timelineservice/pom.xml hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-timelineservice/pom.xml
new file mode 100644
index 0000000..b3fbc3e
--- /dev/null
+++ hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-timelineservice/pom.xml
@@ -0,0 +1,69 @@
+
+
+
+
+ hadoop-yarn-server
+ org.apache.hadoop
+ 3.0.0-SNAPSHOT
+
+ 4.0.0
+ org.apache.hadoop
+ hadoop-yarn-server-timelineservice
+ 3.0.0-SNAPSHOT
+ Apache Hadoop YARN Timeline Service
+
+
+
+ ${project.parent.parent.basedir}
+
+
+
+
+ org.apache.hadoop
+ hadoop-common
+
+
+
+ org.apache.hadoop
+ hadoop-yarn-api
+
+
+
+ org.apache.hadoop
+ hadoop-yarn-common
+
+
+
+ org.apache.hadoop
+ hadoop-yarn-server-common
+
+
+
+ org.apache.hadoop
+ hadoop-yarn-server-applicationhistoryservice
+
+
+
+
+
+
+
+
diff --git hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-timelineservice/src/main/java/org/apache/hadoop/yarn/server/timelineservice/TimelineAggregator.java hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-timelineservice/src/main/java/org/apache/hadoop/yarn/server/timelineservice/TimelineAggregator.java
new file mode 100644
index 0000000..955aad5
--- /dev/null
+++ hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-timelineservice/src/main/java/org/apache/hadoop/yarn/server/timelineservice/TimelineAggregator.java
@@ -0,0 +1,23 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.apache.hadoop.yarn.server.timelineservice;
+
+public class TimelineAggregator {
+
+}
\ No newline at end of file
diff --git hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-timelineservice/src/test/java/org/apache/hadoop/yarn/server/timelineservice/TestTimelineAggregator.java hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-timelineservice/src/test/java/org/apache/hadoop/yarn/server/timelineservice/TestTimelineAggregator.java
new file mode 100644
index 0000000..7e0b775
--- /dev/null
+++ hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-timelineservice/src/test/java/org/apache/hadoop/yarn/server/timelineservice/TestTimelineAggregator.java
@@ -0,0 +1,23 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.apache.hadoop.yarn.server.timelineservice;
+
+public class TestTimelineAggregator {
+
+}
diff --git hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/pom.xml hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/pom.xml
index 886773a..a57f3ee 100644
--- hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/pom.xml
+++ hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/pom.xml
@@ -42,5 +42,6 @@
hadoop-yarn-server-sharedcachemanager
hadoop-yarn-server-tests
hadoop-yarn-server-applicationhistoryservice
+ hadoop-yarn-server-timelineservice