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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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HBase backup and restore

In this recipe, we will look at HBase backup and restore. We have discussed in the Namenode high availability section about the importance of backup, despite having HA. We will look at ways to take snapshots and restore it.

Getting ready

For this recipe, you must have completed the Setting up multi-node Hbase cluster recipe and have a basic understanding of the backup principles.

How to do it...

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

  2. Execute the following command to take a snapshot of a particular table. In this case, the table name is test:

    $ hbase snapshot create -n test_30march -t test

  3. To list the snapshots, connect the HBase shell as shown in the following screenshot:

  4. We can restore the snapshot using the following command—the table must be disabled for the restore:

      hbase> disable 'test_30march'
  hbase> restore_snapshot 'test_30march'

  5. To clone the table, we can restore it to a new table. This is good way of testing...

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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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