Hadoop Amazon EC2 Tutorial

1. Amazon EMR
Amazon Elastic MapReduce (Amazon EMR), it distributes the computational work across clusters of virtual servers running in the Amazon cloud using Hadoop

2. Hadoop

  • It users a distributed processing architecture called MapReduce in which a task is mapped to a set of servers for processing. 
  • The results of the computation performed by those servers is then reduced down to a single output set. 
  • One node, designated as the master node, controls the distribution of tasks. 

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