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Oct 2021
43m 57s

Detailed analysis on the facebook outage

Hussein Nasser
About this episode

In this episode, I go through the Facebook detailed article regarding their October 4th, 2021 outage and discuss it in length. enjoy


Facebook blog: https://engineering.fb.com/2021/10/05/networking-traffic/outage-details/


0:00 Introduction on Facebook Networking Architecture

12:00 The Cause of the Outage

17:00 What’s DNS

23:00 DNS Servers disabled BGP ads

27:00 Could the outage have been prevented?

32:00 Why did it take so long?

38:00 Why you can’t just flip everything on

41:30 Summary


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