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--- took_internet_yesterday [2021/10/05 20:36] – [What is the problem of being largely dependent on one service?] samer
+++ took_internet_yesterday [2021/10/06 08:18] (current) – [Hey, but Facebook and co. is not the Internet] samer
@@ Line 1: / Line 1: @@
 ====== Who took the Internet Yesterday? ======
-===== Well, who is not responsible? =====
+===== Well, who is NOT responsible? =====
   * Not the ministry of telecommunications, ...
@@ Line 16: / Line 16: @@
 ===== Facebook was suffering =====
-To all the people and businesses around the world who depend on us, we are sorry for the inconvenience caused by today’s outage across our platforms. (extract from https://engineering.fb.com/2021/10/04/networking-traffic/outage/)
+To all the people and businesses around the world who depend on us, we are sorry for the inconvenience caused by today’s outage across our platforms (extract from https://engineering.fb.com/2021/10/04/networking-traffic/outage/).
 ===== 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/.
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@@ Line 32: / Line 32: @@
 ===== 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.
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+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?800|}}
 ===== What is the problem of being largely dependent on one service? =====
@@ Line 42: / Line 46: @@
 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 =====
-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/