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Monday, November 18 • 6:02pm - 6:07pm
Lightning Talk: Is Your Kubernetes Cluster's DNS Working? - Jonathan Perry, Flowmill

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Your Kubernetes cluster is gaining traction and more and more developers are bringing up new services. That’s great news. But you’ve been getting reports of intermittent service failures that you haven’t been able to track down. It doesn’t seem to be anything else...could it be DNS? Maybe we’re not running enough DNS pods or they are restarting too frequently?

This talk will explain how to actually measure DNS health for your Kubernetes cluster and properly plan its capacity. We will share some specific mechanisms to gather DNS traffic information per service both with some standard Linux tools and systematically with eBPF.
Speakers
avatar for Jonathan Perry

Jonathan Perry

CEO and Co-Founder, Flowmill
Jonathan is CEO at Flowmill. Jonathan was a Facebook fellow and previously worked for 7 years in communication systems R&D and HPC algorithm development in the Israeli Defense Force (IDF). Jonathan received his Ph.D. from MIT CSAIL’s Networks and Mobile Systems group, where his... Read More →

Is Your Kubernetes Cluster's DNS Working pdf
Monday November 18, 2019 6:02pm - 6:07pm PST
Exhibit Hall AB - San Diego Convention Center Ground Level
  Lightning Talk Sessions, Networking