Apache Hadoop YARN – ResourceManager by Arun Murthy
From the post:
This is the third post in the multi-part series to cover important aspects of the newly formed Apache Hadoop YARN sub-project. In our previous posts (part one, part two), we provided the background and an overview of Hadoop YARN, and then covered the key YARN concepts and walked you through how diverse user applications work within this new system.
In this post, we are going to delve deeper into the heart of the system – the ResourceManager.
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In case your data processing needs run towards the big/large end of the spectrum.