Introduction to HDFS Erasure Coding in Apache Hadoop

As cited in DDIA

Andrew Wang, Zhe Zhang, Kai Zheng, Uma Maheswara G., and Vinayakumar B. "Introduction to HDFS Erasure Coding in Apache Hadoop." blog.cloudera.com, September 2015. Archived at archive.org

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Introduction to HDFS Erasure Coding in Apache Hadoop | Blog | Cloudera

Erasure coding, a new feature in HDFS, can reduce storage overhead by approximately 50% compared to replication while maintaining the same durability guarantees. This post explains how it works.

From the page's own metadata at cloudera.com, 2026-08-29.

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