Why Was Facebook Down for Five Hours?

Facebook was down for five hours last week. What happened and what do DNS and BGP have to do with it?

Time stamps:

  • 0:00 DNS
  • 7:13 Caching DNS
  • 10:34 Hop-by-hop routing
  • 14:07 Default-free routing
  • 18:28 Peering
  • 19:50 BGP
  • 26:08 The outage

Frank

#DataScientist, #DataEngineer, Blogger, Vlogger, Podcaster at http://DataDriven.tv . Back @Microsoft to help customers leverage #AI Opinions mine. #武當派 fan. I blog to help you become a better data scientist/ML engineer Opinions are mine. All mine.

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