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Apache Hadoop HDFS - Hadoop Open Source Code

Apache Hadoop HDFS

  • It is written in Java and supports all major platforms

  • It is a primary distributed storage used by Hadoop applications for storing a large amount of data

  • HDFS and YARN build the data management layer of Apache Hadoop

  • It employs a NameNode and DataNode architecture to implement a distributed file system that provides high-performance access to data across highly scalable Hadoop clusters.


  • Highly configurable with a default configuration well suited for many installations

  • Rack awareness

  • File permissions and authentication

  • Safe mode

  • Minimal data motion

  • Upgrade and Rollback

  • Operability