Hadoop MapReduce is a software framework for easily writing applications which process vast amounts of data (multi-terabyte data-sets) in-parallel on large clusters (thousands of nodes) of commodity hardware in a reliable, fault-tolerant manner.Ī MapReduce job usually splits the input data-set into independent chunks which are processed by the map tasks in a completely parallel manner. More details:Ĭluster Setup for large, distributed clusters. PrerequisitesĮnsure that Hadoop is installed, configured and is running. This document comprehensively describes all user-facing facets of the Hadoop MapReduce framework and serves as a tutorial. Running Applications in runC Containers.Running Applications in Docker Containers.
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