Search results for "Espresso"

  • Espresso-online-data-flow-with-Netty4

    Improving performance and capacity for Espresso with new Netty framework

    June 27, 2019

    In this blog post, we’ll share how we migrated Espresso, LinkedIn’s distributed data store, to a new Netty4-based framework and achieved a large performance and capacity gain throughout the Espresso system as a result. In the larger scheme, this is particularly important since Espresso is a master data hub that serves many important applications across LinkedIn,...

  • espresso1

    Migrating to Espresso

    August 2, 2017

    Espresso is LinkedIn's strategic distributed, fault-tolerant NoSQL database that powers many LinkedIn services. Espresso has a large production footprint at LinkedIn, with close to a hundred clusters in use, storing about 420 terabytes of Source of Truth (SoT) data and handling more than two million queries per second at peak load. This post discusses our...

  • diagram-of-espressos-architecture

    How we improved latency through projection in Espresso

    March 5, 2020

    Co-authors: Xiang Zhang and Chuck Jerian Espresso is LinkedIn’s document-oriented, highly available, and timeline-consistent distributed datastore. Clients, such as services fetching profile data, read a subset fields of whole documents from Espresso in different use cases for reasons related to performance and costs. For example, one use case is reading only a...

  • activitygraph1

    Building the Activity Graph, Part I

    June 12, 2017

    Co-authors: Val Markovic and Vivek Nelamangala Serving a feed of relevant, personalized content to 500 million members is a massive...

  • smart-replies-feature

    Building Smart Replies for Member Messages

    October 24, 2017

    Primary authors: Jeff Pasternack (Machine Learning), Nimesh Chakravarthi (Product Engineering) Coauthors: Adam Leon, Nandeesh...

  • Nuage1

    Reducing the MTTD and MTTR of LinkedIn’s Private Cloud

    October 14, 2016

    Nuage (French for “cloud”) is what we call LinkedIn’s internal cloud management portal. It allows LinkedIn developers to quickly...