How does a Hadoop administrator handle data replication and distribution across the cluster?

  • Automatic Balancing
  • Block Placement Policies
  • Compression Techniques
  • Manual Configuration
Hadoop administrators manage data replication and distribution through block placement policies. These policies determine how Hadoop places and replicates data blocks across the cluster, optimizing for fault tolerance, performance, and data locality. Manual configurations, automatic balancing, and compression techniques are also essential aspects of data management in Hadoop.
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