This Week in Elastic: Costin Leau discusses Elasticsearch in the Apache Hadoop ecosystem

By Leslie Hawthorn

Welcome to This Week in Elastic! In this weekly round up post, we bring you news on all aspects of the ELK Stack, including updates on Elasticsearch, Logstash and Kibana development, tips and tricks and upcoming events.

Elastic News

Useful blog posts, how tos, tutorials and articles from the wide world of all the ELK stack ecosystem.

Slides and Videos

Costin Leau of Elastic discusses Elasticsearch in the Apache Hadoop ecosystem

Irina Kaprizkina of iHeartRadio shares how her organization uses Chef and Marvel to deploy and manage more than 20 Elasticsearch clusters

From yesterday's Austin Puppet Meetup

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 about the ELK stack or hosting a meetup, let us know!

This Week's Featured Meetups - Both on Tonight!


Join us for the April Sydney ELK Meetup on April 22 for some pretty amazing talks on Docker and ELK plus Elasticsearch + Cassandra + Kafka + Spark in a Windows Environment. Sign up now to save your seat. 

Plus you should look for these fine folks from Elastic in the hallway track near you!


The Vienna Elasticsearch Meetup will convene on May 12 to hear from Alexander Reelsen on Elasticsearch Under the Hood. Register now to save your seat.


The EU edition of Hadoop Summit will be held this year in Brussels April 15-16. Costin Leau, lead developer of Elasticsearch for Apache Hadoop, gave his presentation Real Insights, Real-time: Bridging Batch and Real-time Systems for Anomaly Detection already today, but you can still say hello to him in the hallway track.


Join the Elasticsearch Toronto User Group on April 21 to talk about Zero Downtime for Elasticsearch in Production. Register now to save your seat.


The Copenhagen .NET User Group will get together on May 12 to talk Serilog and Elasticsearch in .NET. Register now to save your seat.


The Toulouse DevOps meetup will get together on April 20 to talk about Transforming Your Logs into Insights with the ELK stack. Register now to save your seat.


  • Alexander Reelsen will be one of the stalwart folks organizing the Developer Camp Munich unconference, coming up on April 18-19. Make sure to say hello to Alex during the sessions, and check out the Developer Camp website for information on registration and volunteer opportunities for folks who'd like to help organize.
  • If you will be attending JAX Mainz, you can get a demo of ELK from our Solutions Architect team. They'll be hanging out with our partner, Inovex, at their booth. JAX Mainz runs April 20-24.
  • The Open Source Data Center Conference returns to Berlin this year from April 21-23. Please join Pere Urbon, Logstash developer, for his presentation Scaling Logstash: A Collection of War Stories
  • Our partner firm, Trifork, has organized a Berlin GOTO Night with our very own Pere Urbon addressing Making Sense of Your Data. The GOTO Night takes place on May 13 and registration is free of charge.


The Craft Conference will be held April 22-24 in Budapest. If you're heading to the conference, make sure to catch Alexander Reelsen's talk Speed is key: Elasticsearch Under the Hood.


The Madras Java User Group will be holding their Developer Day on April 21. The schedule updates are still in progress, but you'll be treated to a talk on Elasticsearch and Kibana as part of the event program. Register now to attend the event, which is free of charge for all attendees.


The Java Israel User Group of Tel-Aviv Yafo will convene on April 19 to discuss Real World Data Pipeline Technologies, including Elasticsearch. The meetup is nearly full, so register now to save one of the few remaining seats.


The Merge Lisbon Meetup Group will get together on May 14 to talk about the ELK stack. Register now to hear from our very own Logstash engineering team member João Duarte.

South Africa


If you're heading to the Spring I/O Conference in Barcelona, make sure to catch Clinton Gormley's talk Scaling Real-Time Search and Analytics with Elasticsearch. The conference runs April 29-30.



Voxxed Days Istanbul is coming up on May 9. Join David Pilato to learn all about Advanced Search for Your Legacy Application Using Elasticsearch. David takes the stage at 11:30 AM.

United Kingdom

  • The London Elasticsearch Meetup will next convene on April 29 for casual drinks and Q&A with the Elastic developer team. Register now to let us know you're coming!
  • Attending Strata + Hadoop World in London? Excellent, so are we! You can get your questions answered at Booth 408 in the exhibits hall, and make sure to catch Costin Leau on Search Evolved: Unraveling Your Data on Thursday, May 7 at 10:55 AM.

Not heading to Strata London? You can still see Costin speak!

United States - East

  • For our fans in New York City, our two .NET developers, Greg Marzouka and Martijn Laarman will be visiting tonight, April 15, and will be presenting Elasticsearch for .NET Developers at the Elasticsearch New York City Meetup. Register now to save your seat - we still have a few seats left!
  • The Minneapolis DevOps Meetup will host a series of lightning talks at their April 20 meeting. Amongst several talks, you will hear from Vern Burton on The ELK Stack: How? When? Why? Register now to join the festivities, and don't forget they're still looking for more lightning talk submissions!
  • The Human Language Technology Conference is coming up in Herndon, Virginia on April 28. If you're attending the conference, make sure to see Steve Kearns' presentation Elasticsearch & Kibana - Interactive Analysis of Multisource Data.
  • The Detroit Python User Group will convene on April 29 to talk Python and Elasticsearch. Register now to attend.

United States - West

There's two seats left for our 1st ever Salt Lake City Meetup!

  • If you're planning to be at ApacheCon North America in Austin, April 13-16, be sure to say hello to Apache Lucene developer Areek Zillur in the hallway track!
  • In Silicon Valley? Please join us for an office warming party and meetup at Elastic's new offices on April 15. In addition to fun, food and beverage, we'll hear from Reltio's Chief Architect on Illuminating Enterprise Data-driven Applications with Elasticsearch. Our very own Shay Banon will be on hand to MC and for Q&A. Register now to save your seat - we're filling up lightning fast!
  • The Seattle Elasticsearch User Group will meet on April 21 to talk Docker and the ELK stack. This meetup always fills up quickly, so register now to save your seat.
  • The Los Angeles Elasticsearch Meetup will convene on April 22. They're still looking for speakers, so head on over to RSVP and volunteer to share your story. 2 minute lightning talks to 1 hour deep dives welcome!
  • The Enterprise Search and Analytics Meetup group in Silicon Valley will get together on April 23 to talk Exploring Real-Time Aggregations and an Introduction to Elasticsearch and the ELK stack. The speakers for the evening will be two Elastic folks, Andrew Selden, Software Engineer, and Krijn Mossel, Solutions Architect. Register now to save your seat.
  • The Dallas Elasticsearch Meetup has been rebooted! Join the next meetup on April 23 for an Introduction to Elasticsearch. Register now to save your seat.
  • Join the folks from LinkedIn for a meetup on their use of the ELK stack on April 29, which they are kindly hosting in their Mountain View, California office. Tal Levy of Elastic will also be speaking about Logstash and Apache Kafka. Register now to save your space.
  • Attending the Open West Conference? You can hear from our very own Aaron Mildenstein and Tyler Langlois on various topics, from starting your career in open source to all things ELK stack. Plus, we'll have a booth on the show floor so you can get all of your questions answered. Open West runs May 7-9 in Orem, Utah.
  • The Orange County MongoDB Users Group will get together on May 7 to talk Elasticsearch and MongoDB. Register now to save your seat.

Where to Find You

PSST! If you're a regular reader, you're thinking of skipping this section. You may even be thinking to yourself, yes of course I will drop a note on Twitter when I am giving a talk on all things ELK. That's awesome, because we'd like to showcase every meetup, conference presentation and workshop on Elasticsearch, Logstash, and Kibana happening worldwide. And now, we've made it even easier for you to get support for your meetup!

Head on over to  our meetups page! (And we'll still totally send you swag if you're giving a talk on anything ELKy at a conference.)

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:

  • Bangalore - April 27, 2015 (Hands-On Workshop)
  • Bangalore - April 28, 2015 (Core Elasticsearch)
  • Tel Aviv - April 29, 2015 (Core Elasticsearch)
  • Copenhagen - May 6, 2015 (Core Elasticsearch)
  • Vienna - May 12, 2015 (Hands-On Workshop)
  • Mountain View - May 12, 2015 (Hands-On Workshop)
  • Mountain View - May 13, 2015 (Core Elasticsearch)
  • Denver - May 18, 2015 (Core Elasticsearch)
  • Hamburg - May 19, 2015 (Core Elasticsearch)
  • Herndon - May 19, 2015 (Core Elasticsearch)
  • Vancouver - May 20, 2015 (Core Elasticsearch)
  • Paris - May 26, 2015 (Hands-On Workshop)
  • Miami - May 27, 2015 (Core Elasticsearch)
  • Bangalore - May 26, 2015 (Core Elasticsearch)
  • Sao Paulo - June 2, 2015 (Hands-On Workshop)
  • Sao Paulo - June 3, 2015 (Core Elasticsearch)
  • Manchester - June 23, 2015 (Hands-On Workshop)
  • Toronto - June 23, 2015 (Hands-On Workshop)
  • Manchester - June 24, 2015 (Core Elasticsearch)
  • Toronto - June 24, 2015 (Core Elasticsearch)
  • Chicago - June 24, 2015 (Core Elasticsearch)