site speed Articles

  • sitespeed1

    Fixing the Plumbing: How We Identify and Stop Slow Latency Leaks at LinkedIn

    October 31, 2017

    At LinkedIn, we pay attention to site speed at every step of the release process, from code development to production ramp. But inevitably, the performance of our pages degrades over time (we use the word “pages” to denote webpages as well as mobile apps). In this post, we go over the tools and processes we use to catch and fix these degradations. While this is...

  • Pemberly-logo

    Sleek and Fast: Speeding Up your Fat Web Client

    October 19, 2017

    Editor’s Note: This post is based on Sarah’s talk “Sleek and Fast: Weight Management for your Fat Web Client” given at the Grace Hopper Conference this year in the Software Engineering track. The need for speed In the fall of 2016, our flagship engineering team completed an initial feature build-out for the new LinkedIn desktop site built on our new Pemberly...

  • TCP1

    The TCP Tortoise: Optimizations for Emerging Markets

    August 11, 2017

    Serving fast pages is a core aspiration at LinkedIn. As part of this initiative, we continuously experiment and study the various layers of our stack and identify optimizations to ensure that we use the most optimal protocols and configurations at every layer. As LinkedIn migrated to serving its pages on HTTP/2 earlier this year, it became imperative that we...

  • sitespeedAB1

    Site Speed Monitoring in A/B Testing and Feature Ramp-up

    June 21, 2017

    Co-authors: Jiahui Qi and David He   Everyday, LinkedIn serves hundreds of millions of pageviews to our members, from job searches to...

  • brotli2

    Boosting Site Speed Using Brotli Compression

    May 2, 2017

    Site speed is one of LinkedIn’s major engineering priorities, as faster site speed directly correlates with higher engagement. There...

  • instant_job2

    Implementing Instant Job Listing Pages

    April 20, 2017

    In early February, we reduced our 90th percentile U.S. subsequent page load time by 46% on our Job Details page. We achieved this by...