Starting Wednesday, November 12, 2014, existing clusters will be automatically upgraded to version 1.3.5. In addition, new clusters will be provisioned with version 1.4. Customers looking to upgrade their existing clusters to version 1.4 will be able to upgrade starting the following week (November 17th).
We've summarized the highlights for these releases below and the official Elasticsearch release notes can be found here: http://www.elasticsearch.org/blog/elasticsearch-1-4-0-released/.
- Bug fixes for 1.3.x
- Major theme of 1.4.0 is resiliency: making Elasticsearch more stable and reliable than ever before, with better memory management, improved discovery algorithms, and better detection of corrupted data.
Both 1.3.5 and 1.4 help us provide customers with a more resilient, faster, and more stable service.
Any customers with questions may email us at email@example.com.