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You're reading from  Hadoop 2.x Administration Cookbook

Product typeBook
Published inMay 2017
PublisherPackt
ISBN-139781787126732
Edition1st Edition
Tools
Hadoop
Concepts
System Administration
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Author (1)
Aman Singh
Aman Singh
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Aman Singh

Gurmukh Singh is a seasoned technology professional with 14+ years of industry experience in infrastructure design, distributed systems, performance optimization, and networks. He has worked in big data domain for the last 5 years and provides consultancy and training on various technologies. He has worked with companies such as HP, JP Morgan, and Yahoo. He has authored Monitoring Hadoop by Packt Publishing
Read more about Aman Singh

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YARN SLS

In this recipe, we will take a look at YARN simulator, which is useful to test and determine the load of YARN under various test conditions.

The YARN Scheduler Load Simulator (SLS) is such a tool, which can simulate large-scale YARN clusters and application loads in a single machine within a single JVM.

Getting ready

For this recipe, you will need a single machine with Hadoop installed. For this, readers can refer to the first chapter, where we have covered a single node cluster setup.

How to do it...

  1. Connect to the master1.cyrus.com single node and switch as user hadoop.

  2. The SLS is located at $HADOOP_HOME/share/hadoop/tools/sls/.

  3. The SLS runs the simulator using the sls-runner.xml configuration file under $HADOOP_HOME/etc/hadoop.

  4. A sample file is located at $HADOOP_HOME/share/hadoop/tools/sls/sample-conf/sls-runner.xml.

  5. The sls-runner.xml file contains parameters to tune a number of threads, container memory, NM threads, and many other parameters or the choice of scheduler you want.

  6. The...

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Hadoop 2.x Administration Cookbook
Published in: May 2017Publisher: PacktISBN-13: 9781787126732
© 2017 Packt Publishing Limited All Rights Reserved

Author (1)

author image
Aman Singh

Gurmukh Singh is a seasoned technology professional with 14+ years of industry experience in infrastructure design, distributed systems, performance optimization, and networks. He has worked in big data domain for the last 5 years and provides consultancy and training on various technologies. He has worked with companies such as HP, JP Morgan, and Yahoo. He has authored Monitoring Hadoop by Packt Publishing
Read more about Aman Singh

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