Here is some more information regarding my cluster.
Cluster Stack Version: HDP-2.1
Service Version Description
Falcon 0.5.0.2.1 Data management and processing platform
Flume 1.4.0.2.1 A distributed service for collecting, aggregating, and moving large amounts of streaming data into HDFS
Ganglia 3.5.0 Ganglia Metrics Collection system (RRDTool will be installed too)
HBase 0.98.0.2.1 Non-relational distributed database and centralized service for configuration management & synchronization
HDFS 2.4.0.2.1 Apache Hadoop Distributed File System
Hive 0.13.0.2.1 Data warehouse system for ad-hoc queries & analysis of large datasets and table & storage management service
Nagios 3.5.0 Nagios Monitoring and Alerting system
Oozie 4.0.0.2.1 System for workflow coordination and execution of Apache Hadoop jobs. This also includes the installation of the optional Oozie Web Console which relies on and will install the ExtJS Library.
Pig 0.12.1.2.1 Scripting platform for analyzing large datasets
Sqoop 1.4.4.2.1 Tool for transferring bulk data between Apache Hadoop and structured data stores such as relational databases
Storm 0.9.1.2.1 Apache Hadoop Stream processing framework
Tez 0.4.0.2.1 Tez is the next generation Hadoop Query Processing framework written on top of YARN.
YARN + MapReduce2 2.4.0.2.1 Apache Hadoop NextGen MapReduce (YARN)
ZooKeeper 3.4.5.2.1 Centralized service which provides highly reliable distributed coordination