Engineering a Content Delivery Network. Bruce Maggs. COMPSCI 290.2 Computer Security. Current Installations. Network Deployment. 160000 + Servers. 1200+ Networks. 85+ Countries. Akamai Statistics. Peak bit rate: 13.1 Tbps on 3/13/2013
Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author.While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server.
akEmbedded Image Delivery (e.g., Amazon)
<title>Welcome to xyz.com!</title>
<h1>Welcome to our Web site!</h1>
<a href=“page2.html”>Click here to enter</a>
Akamai High-Level DNS Servers
Akamai Low-Level DNS Servers
Local Name Server
OSAkamai DNS Resolution
select servers within cluster
Linux boxes with large RAM and disk capacity, Windows servers
E.g., congestion at public and private peering points, misconfigured routers, inaccessible networks, etc., etc., etc.
90,000 core points
7,000 account for 95% end-user load
MTU adjustment problem in Linux 2.0.38 kernel
Linux 2.0.38 crashes when TCP connection forces it to reduce MTU to approximately 570 bytes.
Someone in Malaysia configured a router to use this value as its MTU.
Client connecting through the router caused a cascade of Akamai servers to fail.