22 April 2015

This Week in Elastic: The True Story Behind Elasticsearch Storage Requirements

Von 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.

  • Check out our weekly deep dive into the latest developments in Elasticsearch and Apache Lucene.
  • We've also got the latest on Logstash, including details on work going into the 1.5 RC3 release.
  • Curious about fixes and new features going into the Kibana 4.1 release? Read on: Kurrently in Kibana.
  • Wondering about what servers you should buy when deploying your ELK clusters? System specs? Look no further than this excellent article, The True Story Behind Elasticsearch Storage Requirements, from Christian Dahlqvist and Peter Kim
  • Checking out Elasticsearch for the analytics backend for your e-commerce site? Thanks to Nikos Fertakis from the Skroutz engineering team, we've got some great tips and tricks on scaling up and out. Excellent walk through including how Skroutz migrated from their previous solution and how Elasticsearch's aggregations features allows them better serve their customers.
  • Just getting started with the ELK stack for data analysis? Christopher Möller's excellent how to is a great resource for folks tired of unwieldy spreadsheets and includes easy to follow examples using data from Yahoo's historical stock database. 
  • Building a logging forensics platform using the ELK stack? Check out David Vassallo's excellent tutorial, complete with configs, before you get started. Looks like this article is the first in a series, so we'll be keeping an eye on David's blog for more!
  • Curious about monitoring your network data using ELK? Mark Read authored a useful how to on getting your sFlow data into Logstash.
  • Drupalista and Elasticsearch fan? Daniel Sipos recently authored a two part series on creating a Silex and Elasticsearch application for Drupal 7. Excellent walk through of integrating Drupal, Elasticsearch and Silex, including code samples.

Slides and Videos

Alexander Reelsen explores Elasticsearch Under the Hood

Costin Leau's recent presentation from the Spark Summit East conference

From last week's Enterprise Search Warsaw 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!


Samir Bennacer will take the stage at Voxxed Days Algiers to present An Introduction to the ELK Stack. This first ever conference takes place May 23, and Samir's talk is on for 2:00 PM.



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.


If you're attending the upcoming Open Stack Summit in Vancouver, make sure to catch the In Search of OpenStack Logs: A Hands-On Workshop session. OpenStack Summit runs May 18-22.



  • 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.
  • And because we know you can't get enough of Pere, check out his talk at the May Berlin DevOps Meetup on May 20, where he'll talk Scaling Logstash: A Collection of War Stories. Register now to save your seat.
  • The Stuttgart Elasticsearch Meetup will get together on May 21 to talk Shield: Securing Elasticsearch. Register now to save your seat.


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.


Ruslan Zavacky will present on all things Elasticsearch at LatCraft's NoSQL and Data event on May 5. Register now to save your seat and get introduce to Elasticsearch!


Our partner firm, Comperio Search, will host a breakfast learning session on all things Elasticsearch on May 6. You'll hear from Elastic's Solutions Architect Christian Dahlqvist amongst other speakers. Attendance is free of charge, but registration is required.


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!
  • The DevOps London Exchange meetup will welcome Richard Pijnenburg, creator of Elastic's Puppet Modules for Elasticsearch and Logstash, to talk using Puppet to setup and manage your Elasticsearch Prod/QA/Dev/Testing/Staging clusters. Register now to save your seat - at time of writing, there were only 6 left!
  • 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

  • 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

  • The Los Angeles Elasticsearch Meetup is getting together tonight, April 22. Head on over to meetup.com to RSVP!
  • 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.
  • Does your whale need an ELK buddy? Join the Seattle User Group on May 18 to hear all about using Docker together with the ELK stack. Register now to save your seat.
  • Heading to Gluecon? Great, so are we! You can visit us in the exhibits hall to get questions answered throughout the conference, and make sure to check our Aaron Mildenstein's talk: An Introduction to the ELK stack. Gluecon runs May 20-21 in Broomfield, Colorado.
  • 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)
    • Mountain View - May 12, 2015 (Hands-On Workshop)
    • 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)
    • Paris - May 27, 2015 (Core Elasticsearch)
    • Sao Paulo - June 2, 2015 (Hands-On Workshop)
    • Sao Paulo - June 3, 2015 (Core Elasticsearch)
    • Bangalore - June 22, 2015 (Hands-On Workshop)
    • Bangalore - June 23, 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)