Hadoop Environment

What is Hadoop?

→ Hadoop HDFS

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NameNode

Secondary NameNode

Hadoop Cluster — Rack Based Architecture

HDFS Read and Write Mechanism

Datanodes

→ MapReduce

Map Phase

Reduce Phase

MapReduce Job Execution

→Hadoop YARN

Resource Manager

Application Master

Node Manager

Container

Steps to Running an application in YARN

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Lazy Kid | Security Analyst |

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