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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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Tuning HBase

In this recipe, we will look at HBase tuning and some things to keep in mind. This is not an exclusive list of things to do, but it is a good starting point.

You are recommended to read through Chapter 8, Performance Tuning, before going through the tuning aspects of HBase cluster. It will give you a better insight into tuning the operating system, network, disk, and so on.

Getting ready

Make sure that you have completed the Setting up multi-node HBase cluster recipe for this section and understand the basic Linux commands.

How to do it...

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

  2. Edit the hbase-env.sh file and add the following lines to it to tune the heap as per the work load:

    export HBASE_HEAPSIZE=1G
export HBASE_OFFHEAPSIZE=1G

  3. We can tune the Java GC algorithm. The default is marked sweep and if the GC times is high, this should be changed to Parallel GC:

    export HBASE_OPTS="-XX:+UseConcMarkSweepGC"

  4. If we are using Java 8, then the PermSize option...

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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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