Mahout 0.11.0-1604 Release Notes

Below are release notes for the Mahout component included in the MapR Distribution for Apache Hadoop. You may also be interested in the Apache Mahout home page.

Mahout Version 0.11.0
Release Date May 4, 2016
MapR Version Compatibility See Ecosystem Support Matrix
Source on GitHub https://github.com/mapr/mahout/tree/0.11.0-mapr-1604
Package Names
  • mapr-mahout-0.11.0.201604271224-1.noarch.rpm
  • mapr-mahout_0.11.0.201604271224_all.deb

New in this Release

All patches from Apache Mahout 0.11.2 have been backported into this release.

Patches

This release from MapR includes the following patches on the base Apache release. These fixes were back-ported from Mahout version 0.11.2. For complete details, refer to the commit log for this project in GitHub.

Commit Date (YYYY-MM-DD) Comment
a075065 2016-03-23 Changed Spark version from Apache to MapR (Spark 1.5.2).
e43e3b3 2016-03-09 MAHOUT-1802: The optimizer, instead of generating checkpoints, now uses the cached checkpoints if available.
14a84d4 2016-03-09 MAHOUT-1801: Improved the speed of Sparse Matrix operations using FastUtil.
fdcb104 2016-03-09 MAHOUT-1640: Improved speed in vector benchmarks through better collections.
f2e763c 2016-03-08 Upgraded dependency to Spark 1.5.2.
91a2456 2016-03-08 MAHOUT-1800: Pared down overuse of classtag.
06f5993 2016-01-16 MAHOUT-1797: Fixed typos in SPARK_ASSEMBLY_BIN.
47e46b7 2016-01-06 MAHOUT-1785: Replaced (deprecated) spark.kryoserializer.buffer.mb parameter in the Spark configuration with spark.kryoserializer.buffer.