Cluster Availability

Apache Hadoop 1.0    |    Intermediate
  • 10 videos | 1h 6m 31s
  • Includes Assessment
  • Earns a Badge
Nothing is more important than having your Hadoop cluster available for use. Discover how Hadoop leverages fault tolerance, and explore a number of the reliability features that have been designed into Hadoop.

WHAT YOU WILL LEARN

  • describe how Hadoop leverages fault tolerance
    recall the most common causes for NameNode failure
    recall the uses for the Checkpoint node
    test the availability for the NameNode
    describe the operation of the NameNode during a recovery
  • swap to a new NameNode
    recall the most common causes for DataNode failure
    test the availability for the DataNode
    describe the operation of the DataNode during a recovery
    set up the DataNode for replication

IN THIS COURSE

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