Data

51 articles
  • January 27, 2016

    SDN Internet Router – Part 2

    Introduction In the previous post we talked about how the Internet finds its way to reach content and users; how Internet relations [...]

    Published by dbarrosop
  • January 26, 2016

    SDN Internet Router – Part 1

    Introduction This is the first part of a series of posts about a project we have been working with for [...]

    Published by dbarrosop
  • December 9, 2015

    ELS: a latency-based load balancer, part 2

    What to Measure? In part 1, we already mentioned a few metrics that should be considered by the load balancer. Success [...]

    Published by Lukáš Poláček
  • December 8, 2015

    ELS: latency based load balancer, part 1

    Load Balancing Most Spotify clients connect to our back-end via accesspoint which forwards client requests to other servers. In the picture below, the accesspoint has [...]

    Published by Lukáš Poláček
  • November 17, 2015

    Monitoring at Spotify: Introducing Heroic

    This is the second part in a series about Monitoring at Spotify. In the previous post I discussed our history of operational [...]

    Published by John-John Tedro
  • November 16, 2015

    Monitoring at Spotify: The Story So Far

    This is the first in a two-part series about Monitoring at Spotify. In this, I’ll be discussing our history, the [...]

    Published by John-John Tedro
  • September 21, 2015

    Cassandra: Data-Driven Configuration

    Spotify currently runs over 100 production-level Cassandra clusters. We use Cassandra across user-facing features, in our internal monitoring and analytics [...]

    Published by Noel Cody
  • August 27, 2015

    Underflow bug

    All of us are familiar with overflow bugs. However, sometimes you write code that counts on overflow. This is a [...]

    Published by Lukáš Poláček
  • March 9, 2015

    Understanding the Spotify Web API

    Six months ago, when we launched our Web API, we provided twelve endpoints through which developers could retrieve Spotify catalog [...]

    Published by Chris Hughes
  • January 9, 2015

    Personalization at Spotify using Cassandra

    At Spotify we have have over 60 million active users who have access to a vast music catalog of over 30 million [...]

    Published by Kinshuk Mishra and Matt Brown
  • January 5, 2015

    How Spotify Scales Apache Storm

    Spotify has built several real-time pipelines using Apache Storm for use cases like ad targeting, music recommendation, and data visualization. Each of these [...]

    Published by Kinshuk Mishra
  • December 18, 2014

    Date-Tiered Compaction in Apache Cassandra

    For my master’s thesis, I developed and benchmarked an Apache Cassandra compaction strategy optimized for time series. The result, the [...]

    Published by Björn Hegerfors
  • February 28, 2014

    How to shuffle songs?

    At Spotify we take user feedback seriously. We noticed some users complaining about our shuffling algorithm playing a few songs [...]

    Published by Lukáš Poláček
  • June 4, 2013

    Incident Management at Spotify

    A few weeks ago Spotify had one of the biggest incidents in the last few years. It caused a major [...]

    Published by David Poblador i Garcia
  • May 13, 2013

    Analytics at Spotify

    At the heart of Spotify lives a massive and growing data-set. Most data is user-centric and allows us to provide [...]

    Published by Jason Palmer
  • April 11, 2013

    sthlm.js #7 @ Spotify

    We recently hosted the seventh sthlm.js meetup at our office and Paul Lewis of Google Chrome, Robert Nyman of Mozilla and our [...]

    Published by Gabriel Bonander
  • March 20, 2013

    How we use Python at Spotify

    The most frequent question we heard at PyCon this weekend, was how do we use Python at Spotify. Hopefully this post answers [...]

    Published by Geoff van der Meer