This week in Elasticsearch - September 10, 2014

Welcome to This Week in Elasticsearch. In this roundup, we try to inform you about the latest and greatest changes in Elasticsearch. We cover what happened in the GitHub repositories, as well as many Elasticsearch events happening worldwide, and give you a small peek into the future of the project.

Elasticsearch core

  • Packaging: Add default oracle jdk 7 (x64) path in debian init script (#7132, master and 1.4)
  • Java api: change base class for GetIndexedScriptRequest and improve its javadocs (#7553, master and 1.4)
  • Mapping: Fix index setting in _boost field (#7557, master, 1.4, 1.3 and 1.2)
  • Aggregations: Fixes resize bug in Geo bounds Aggregator (#7556, master, 1.4 and 1.3)
  • Core: Remove unused class DocSetCache (#7582, master)
  • Internal: deduplicate useful headers that get copied from REST to transport requests (#7590, master and 1.4)
  • Indexed scripts: make sure headers are handed over to internal requests and streamline versioning support (#7569, master and 1.4)
  • Dependencies: Upgrade Guava to 18.0 (#7593, master and 1.4)
  • Term Vectors: Support for artificial documents (#7530, master and 1.4)
  • TransportClient: Mark transport client as such when instantiating (#7552, master and 1.4)
  • Dependencies: Upgrade to Lucene 4.10 (#7584, master and 1.4)
  • Internal: Simplify reading / writing from and to BlobContainer (#7551, master and 1.4)
  • REST API: Add explicit error when PUT mapping API is given an empty request body (#7618, master and 1.4)
  • Internal: Change LZFCompressedStreamOutput to use buffer recycler when allocating encoder (#7613, master and 1.4)
  • REST API: Change validation exceptions to respond with 400 status instead of 500 (#7619, master and 1.4)
  • Core: remove built-in support for Lucene's experimental codecs (#7604, master, 1.4 and 1.3)
  • Search API: Execute search reduce phase on the search threadpool (#, master, 1.4 and 1.3)
  • Mapping API: Enable mapper properties merging for _timestamp field (#7614, master and 1.4)
  • Packaging: Make .zip and .tar.gz release artifacts contain same files (#2793, master and 1.4)
  • Stats: Update action returns before updating stats for NONE operations (#7639, master and 1.4)
  • Snapshot/Restore: Write Snapshots directly to the blobstore stream (#7637, master and 1.4)
  • HTTP: Disable CORS by default (#7151, master and 1.4)
  • Internal: Fix ordering of Regex.simpleMatch() parameters (#7651, master and 1.4)
  • Internal: Ensure the request context is always copied from REST to transport layer (#7610, master and 1.4)
  • Transaction Log: Clean up translog interface (#7564, master and 1.4)
  • ThreadPool: Use DirectExecutor instead of deprecated API (#7636, master and 1.4)

Elasticsearch Ecosystem

Here's some more information about what is happening in the ecosystem we are maintaining around the ELK stack - that's Elasticsearch plus Logstash and Kibana - including plugin and driver releases.

Slides & Videos

At last night's Elasticsearch Boston Meetup, EverTrue shared their use case

All things Elasticsearch & Python from last week's DjangoCon US An Introduction to Elasticsearch and Kibana (日本語で) From last week's DevOps Ireland Meetup: Making sense of your data using the ELK stack

Where to find Us

We'd love to feature all the great Elasticsearch, Logstash, and Kibana presentations and meetups happening worldwide in this section. If you're speaking or hosting a meetup, let our Community Manager, Leslie Hawthorn, know!

Thursday, September 11th from 10:00 - 17:00 CEST


The Vienna Elasticsearch User Group will convene on October 2nd at 7 PM. This next meetup will focus on Elasticsearch use cases. You can register now for the meetup.



  • Heading to JUG SummerCamp 2014? Great! So is our wonderful Developer Advocate, David Pilato. David will cover Advanced Search for Your Legacy Application, and JUG SummerCamp is on September 19th.
  • The next Elasticsearch France Meetup will take place September 25th in Paris. We have limited space for this meetup, so registration will only be open for a short time. You can register to attend starting tomorrow on


The code.talks conference is back in Hamburg this year on October 9th and 10th, though with a new name. (We had a great time there last year when this conference was known simply as Developer Conference EU.) Alexander Reelsen will be speaking once again, along with Isabel Drost-Fromm.

Here's all the Elasticsearch and ELK stack information on offer at code.talks:


The Netherlands

We're also super excited that this year's DrupalCon EU will be in our hometown of Amsterdam on Sept. 29th - Oct. 3rd. Leslie Hawthorn will be out and about in the hallway track, so make sure to say hello to her! There are also some great talks on all things Elasticsearch and the ELK stack on offer from these Drupalistas:

  • Steven Merill of Phase2 Technology will teach you all about using open source logging and monitoring tools. The best part? He'll share all about how the ELK stack powers log management for (think billions of logs). Steve speaks on Wednesday at 2:15 PM.
  • Nikolay Ignatov and Welin Welchev from Propeople will present on Elasticsearch, the New School Search Engine for Drupal. Join them on Thursday at 10:45 AM to learn all about the Elasticsearch Connector module!

New Zealand

New Meetup: The Auckland Continuous Delivery Meetup will be hosting a series of Lightning Talks on Tuesday, September 16th. You'll be treated to fast but awesome explorations of Elasticsearch and Logstash, as well as Docker, AWS, Azure, and DevOps. Doors open at 6:00 PM. Register now to attend!


The next Elasticsearch Oslo Meetup is on for October 7th at 6 PM. Register now to save your seat. We'll get back to you with more details as soon as the meeting agenda is finalized.


Patrick Peschlow from our partner firm codecentric AG will take the stage at the 2nd Annual Coding Serbia Conference on September 25th. Join him at 8:00 PM to learn how you can go from Elasticsearch Novice to Expert in just 90 minutes.


The first ever Elasticsearch Meetup in Madrid has been scheduled! The meetup will take place on September 29th from 7:00 - 8:30 PM,and the agenda is still being finalized. You can register now to save your place.


The fifth Elasticsearch Stockholm Meetup is on for October 1st at 5:30 PM. The agenda will be posted shortly, but in the meantime register now to ensure there's a seat for you.

United Kingdom

Please join the folks from the Enterprise Search Cambridge group for a full day Elasticsearch hackathon on September 26th! You can register now to attend.

United States

  • New Meetup: Join us for the latest and greatest Elasticsearch Austin Meetup on Thursday, September 18th from 6-8 PM. Agenda is still being finalized, but you can register now!
  • Attending the first ever FOSSETCON this week? Join our very own Jordan Sissel for a Keynote Address on Open Source is More than Code. You can also see another of our stalwart Logstash developers, Aaron Mildenstein, on an introduction to the ELK stack. FOSSETCON runs September 11-13th in Orlando.
  • Join several of our core developers for the latest Denver Meetup on September 15th. We're still finalizing the agenda, but our hosts, Sendgrid, will be discussing their Elasticsearch use case. Register now for updates on timing and location.
  • PuppetConf is around the corner! If you find yourself in the San Francisco area join us in listening to Jordan Sissel's talk on Got Logs? Get answers with Elasticsearch ELK, Wednesday 24th, 5:10 PM. The conference runs September 20-24th.
  • In or around Bellevue, WA on October 2nd? Cool, so are we! Please join Steve Mayzak to learn all about the ELK stack: what it is, what you can do with it and how it can provide actionable insights into your data. You can register now to attend the CloudTalk Meetup, and many thanks to these fine folks for hosting us!

Where to Find You

Our Community Manager, Leslie Hawthorn, is hard at work to help folks create more Elasticsearch meetup groups and to help meetup organizers find more speakers. If you are interested in either effort, take a moment to let her know.

Oh yeah, we're also hiring. If you'd like us to find you for employment purposes, just drop us a note.  We care more about your skill set and passion for Elasticsearch, Kibana, and Logstash than where you rest your head.


If you are interested in Elasticsearch training we have courses taught by our core developers coming up in:

  • Paris - September 25, 2014 (Getting started with Elasticsearch & the ELK stack)
  • Stockholm - October 7, 2014 (core Elasticsearch training)
  • Madrid - October 7, 2014 (core Elasticsearch training)
  • Amsterdam - October 14, 2014 (core Elasticsearch training)
  • Los Angeles - October 21, 2014 (core Elasticsearch training)
  • We're hiring

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