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Learning Hbase

You're reading from   Learning Hbase Learn the fundamentals of HBase administration and development with the help of real-time scenarios

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Product type Paperback
Published in Nov 2014
Publisher
ISBN-13 9781783985944
Length 326 pages
Edition 1st Edition
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Author (1):
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Shashwat Shriparv Shashwat Shriparv
Author Profile Icon Shashwat Shriparv
Shashwat Shriparv
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Table of Contents (12) Chapters Close

Preface 1. Understanding the HBase Ecosystem FREE CHAPTER 2. Let's Begin with HBase 3. Let's Start Building It 4. Optimizing the HBase/Hadoop Cluster 5. The Storage, Structure Layout, and Data Model of HBase 6. HBase Cluster Maintenance and Troubleshooting 7. Scripting in HBase 8. Coding HBase in Java 9. Advance Coding in Java for HBase 10. HBase Use Cases Index

Considering host configurations

Host and DNS configurations play a very import role in communication among the components of Hadoop and HBase. So, we need to have the host domain name forward and backward resolvable. This section will cover the different methods to consider for host configurations.

Host file based

First, we set a hostname for the machine; we change the hostname of the node by changing it into a hostname file, which is found in the /etc/ directory. We can use a command or edit the hostname file.

Command based

The following command sets the new hostname for the system, but if we want to make it persistent, we need to open the hostname file from the /etc/ directory and change it in the file:

sudo hostname <name we need to give for the system>

Have a look at the following example:

sudo hostname slave1.infinity.com

File based

Open the file with the following command:

vi /etc/hostname

Alternatively, you can directly use the following command to give a hostname we want to set, for...

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