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Optimizing Hadoop for MapReduce

You're reading from   Optimizing Hadoop for MapReduce This book is the perfect introduction to sophisticated concepts in MapReduce and will ensure you have the knowledge to optimize job performance. This is not an academic treatise; it's an example-driven tutorial for the real world.

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Product type Paperback
Published in Feb 2014
Publisher
ISBN-13 9781783285655
Length 120 pages
Edition Edition
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Author (1):
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Khaled Tannir Khaled Tannir
Author Profile Icon Khaled Tannir
Khaled Tannir
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Hadoop best practices and recommendations


In order to improve Hadoop performance, these are some configuration tips and recommendations that represent compendium of best practices for applications running on the Hadoop framework.

Deploying Hadoop

Hadoop can be installed manually by downloading its archived files from the official website and copying it to the cluster. This will work, but it is not recommended if you want to install Hadoop on more than four node clusters. Installing Hadoop manually on a large cluster can lead to issues with maintenance and troubleshooting. Any configuration changes need to be applied manually to all nodes using Secure Copy Protocol (SCP) or Secure Shell (SSH).

To deploy Hadoop on a large cluster, it is recommended (and a good practice) to use a configuration management system and/or automated deployment tools such as Cloudera (http://www.cloudera.com), Hortonworks (http://hortonworks.com), and the MapR (http://www.mapr.com) management system. For additional...

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