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Kevin Springborn: High Performance Networking @ Google

Event Details

Wednesday, November 20, 2019
4-5 p.m.


This talk is an introduction to high performance networking concepts. We start with a quick discussion of the OS implications of ever increasing network speeds. Next, we describe a typical Google datacenter, as motivation for thinking about networking challenges at scale. We provide a brief overview of Linux’s general purpose network stack to highlight some opportunities for different tradeoffs. Finally, Remote Direct Memory Access (RDMA) is discussed in detail. libibverbs examples are used as exemplars for common concepts (out of band establishment, RMA, messaging, etc.).


Kevin Springborn has been a member Google Madison's host networking team since 2015. That team's mission is to help to make billions of lives incrementally better by getting bytes where they need to be as fast and efficiently as possible. Before Google, Kevin was pat of a couple Madison-based startups and a high frequency trading firm. He is a proud graduate of the UW Computer Science department.