Hadoop 2 Technology Specific Details

Technology specific details section covers summary of nodes, HDFS, Jobs along with installed Hadoop and ecosystem details. Refer to the below given individual sections for more information.

Node Summary

Nodes summary section provides summary of nodes that includes information about ResourceManager, ActiveNameNode, StandBy NameNode, Live DataNodes and Active NodeManagers.

![] (https://raw.githubusercontent.com/wiki/impetus-opensource/ankush/images/hadoop/Image21.png) Figure 21: Nodes Summary

HDFS Summary

HDFS usage section provides summary of HDFS usage that includes information about DFS used, DFS remaining, Non-DFS used, configured capacity and timestamp when the namenode was started.

![] (https://raw.githubusercontent.com/wiki/impetus-opensource/ankush/images/hadoop/Image22.png) Figure 22: HDFS Usage

Jobs Summary

Jobs Summary section provides summary of jobs that includes information about running applications, completed applications, available memory, total memory and timestamp when the resource manager was started.

![] (https://raw.githubusercontent.com/wiki/impetus-opensource/ankush/images/hadoop/Image23.png) Figure 23: Jobs Summary

Hadoop Details

Hadoop Details section provides those Hadoop related configuration details like vendor, version and DFS replication with which the cluster was deployed.

![] (https://raw.githubusercontent.com/wiki/impetus-opensource/ankush/images/hadoop/Image24.png) Figure 24: Hadoop Details

Hadoop Ecosystem Details

Hadoop Ecosystem section lists all the Hadoop ecosystem components that are a part of the given cluster.

![] (https://raw.githubusercontent.com/wiki/impetus-opensource/ankush/images/hadoop/Image25.png) Figure 25: Hadoop Ecosystem

![] (https://raw.githubusercontent.com/wiki/impetus-opensource/ankush/images/hadoop/Image26.png) Figure 26: Hadoop Ecosystem (Zookeeper) Details