After four alpha releases and one beta release, 3.0.0 is generally available. 3.0.0 consists of 302 bug fixes, improvements, and other enhancements since 3.0.0-beta1. All together, 6242 issues were fixed as part of the 3.0.0 release series since 2.7.0.
This is the next release of Apache Hadoop 3.0 line. It contains 49 bug fixes, improvements and enhancements since 3.0.0.
Please note: 3.0.0 is deprecated after 3.0.1 because HDFS-12990 changes NameNode default RPC port back to 8020.
Users are encouraged to read the overview of major changes since 3.0.0. For details of 49 bug fixes, improvements, and other enhancements since the previous 3.0.0 release, please check release notes and changelog detail the changes since 18.104.22.1688 Mar 25