This Week in Elasticsearch and Apache Lucene - October 19th 2015

Welcome to This Week in Elasticsearch and Apache Lucene! With this weekly series, we're bringing you an update on all things Elasticsearch and Apache Lucene at Elastic, including the latest on commits, releases and other learning resources.

Top News

Elasticsearch Core

Last week we released Elasticsearch 1.7.3 which contained some good bug fixes for the Tribe node, synced flushing, and snapshot restore.

Changes in 2.0:

  • Testing of 2.0.0-RC1 uncovered a serious bug with Field/Document Level Security, which caused OOMs during bulk indexing. which required some major refactoring to fix (#14070#14071#14084).
  • File/directory permissions in RPM/Deb packages have been tightened up so that config files/plugin dirs are readable by elasticsearch but writeable only by root.
  • The `default_index_analyzer` has been renamed to `default_analyzer` to be consistent with the `index_analyzer` -> `search_analyzer` mapping changes.
Changes in 2.x/3.x:

In progress:

Apache Lucene

Watch This Space

Stay tuned to this blog, where we'll share more news on the whole Elastic ecosystem including news, learning resources and cool use cases!

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