Yarn - Architecture / Topology / Components

Yarn Hortonworks


The Yarn (ie MapReduce) framework consists of three topology level:



Federation allow multiple independent clusters to be used together for very large jobs, or for tenants who have capacity across all of them.


On a cluster level, Yarn consists of:

More … see Yarn - Cluster


On a application level, Yarn consists of:

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Yarn Hortonworks
Yarn (Yet Another Resource Negotiator) - Hadoop Operating System

Yarn can be seen as the distributed operating system of Hadoop where all apps are build on top of it. Image comes from Hortonworks YARN was originally proposed...

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