tech blog

AppNexus is today’s most powerful, open, and customizable ad tech platform. Advertising’s largest and most innovative companies build their businesses on AppNexus.

Lessons learned in distributed systems disasters: Tech Talks @ AppNexus

| Comments

The latest installment of our ongoing Tech Talk @ AppNexus videos is now live on YouTube. Watch John Wittrock, Senior Software Engineer on the Real-Time Platform team, tell a variety of disaster stories that illustrate the challenges of and lessons learned from supporting our large-scaled distributed backend that serves millions of requests a second across thousands of servers.

We built a distributed system. By accident. Some of the decisions we made along the way turned out to be great, others not so much. Watch the video to learn about how we dug ourselves out of the desperate hole of multi-process and shared nothing, and how keeping our system topology flat has saved us a few ulcers. Featuring AppNexus Senior Software Engineer John Wittrock. Learn more about our tech talks at