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took_internet_yesterday [2021/10/05 20:37] – [Facebook was suffering] samertook_internet_yesterday [2021/10/06 08:17] – [Hey, but Facebook and co. is not the Internet] samer
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 ===== Since it is about DNS and BGP, this became very serious ===== ===== Since it is about DNS and BGP, this became very serious =====
  
-A great article to understand the basics https://blog.cloudflare.com/october-2021-facebook-outage/+A great article featuring a clear explanation of the basics: https://blog.cloudflare.com/october-2021-facebook-outage/.
  
 {{:fire.jpeg?400|}} {{:fire.jpeg?400|}}
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 ===== Hey, but Facebook and co. is not the Internet ===== ===== Hey, but Facebook and co. is not the Internet =====
  
-You are right, we were having online courses yesterday, sending emails, watching youtube and netflix videos, and all was fine! The internet is the infrastructure (and a very robust one). Facebook is just one service.+You are right, we were having online courses yesterday, sending emails, watching youtube and netflix videos, and all was fine! The internet is a network of networks (as such, is a very robust infrastructure). Facebook is //just one// service.
    
-Yes, but Facebook contributes to a huge part of the Internet trafic (as seen on the Amsterdam Internet Exchange Point) : Look at the drop in traffic at the right part of the graph.+Yes, but Facebook contributes to a huge part of the Internet trafic (as seen on the Amsterdam Internet Exchange Point): Look at the drop in traffic at the right part of the graph.
  
 {{:ixp.jpeg?600|}} {{:ixp.jpeg?600|}}
 +
 +Human behaviour can also be funny: with repeated tries to load the same pages, we now have a surge in DNS requests (as noted by Cloudflare servers).
 +
 +{{::image6-9.png?400|}}
 ===== What is the problem of being largely dependent on one service? ===== ===== What is the problem of being largely dependent on one service? =====
  
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 We are definitely living in a guilded age of big tech. We are definitely living in a guilded age of big tech.
-https://www.somo.nl/how-big-tech-is-becoming-the-government/ + 
-https://www.nytimes.com/2015/09/20/opinion/is-big-tech-too-powerful-ask-google.html+  * https://www.somo.nl/how-big-tech-is-becoming-the-government/ 
 +  * https://www.nytimes.com/2015/09/20/opinion/is-big-tech-too-powerful-ask-google.html 
 + 
 + 
 +===== The (day after) explanation from inside is not less hilarious ===== 
 + 
 +https://engineering.fb.com/2021/10/05/networking-traffic/outage-details/
  
 ===== Some (very) good references to understand what (technically) happened ===== ===== Some (very) good references to understand what (technically) happened =====
  
-https://radar.qrator.net/blog/giants_fall_aftershock +  * https://radar.qrator.net/blog/giants_fall_aftershock 
-https://www.bortzmeyer.org/facebook-octobre-2021.html +  * https://www.bortzmeyer.org/facebook-octobre-2021.html 
-https://arstechnica.com/information-technology/2021/10/facebook-instagram-whatsapp-and-oculus-are-down-heres-what-we-know/ +  * https://arstechnica.com/information-technology/2021/10/facebook-instagram-whatsapp-and-oculus-are-down-heres-what-we-know/ 
-https://blog.cloudflare.com/october-2021-facebook-outage/ +  * https://blog.cloudflare.com/october-2021-facebook-outage/ 
-https://engineering.fb.com/2021/10/04/networking-traffic/outage/+  * https://engineering.fb.com/2021/10/04/networking-traffic/outage/
  
took_internet_yesterday.txt · Last modified: 2021/10/06 08:18 by samer