Operating Global Anycast CDNs at Twitter from ThousandEyes Connect
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Transcript of Operating Global Anycast CDNs at Twitter from ThousandEyes Connect
![Page 1: Operating Global Anycast CDNs at Twitter from ThousandEyes Connect](https://reader034.fdocuments.us/reader034/viewer/2022051404/586f83ba1a28ab54768b4a9f/html5/thumbnails/1.jpg)
O P E R A T I N G G L O B A L A N Y C A S T C D N ’ S
@ m a t t l 3 3
THE GEOGRAPHY OF TWEETS
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Twitter users are mobile
D E L I V E R I N G C O N T E N T F A R A N D W I D E
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VISIBILITY CHALLENGES IN OPS
Internal service monitoring great Rich client side metrics
What about the CDN edge?
perspective matters
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TROUBLEHSOOTING BEFORE THOUSANDEYES
user complaints + provider tickets alternate monitoring services had small footprint, bad for anycast
hurry up and wait
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WHERE’S THE DATA?
HTTP headers are your friend Traceroute’s from 100 sources, visualized together
Is anycast tuned correctly?
Fix it faster!
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WHAT’S NORMAL?
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WHAT?
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WELL, CRAP Why is Moscow going through Tokyo???
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ADDITIONAL EXAMPLES
“The internet isn’t working” won’t cut it Which cache served up the request?
Methods of reducing MTTR
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ADDITIONAL EXAMPLES Methods of reducing MTTR
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@ m a t t l 3 3
T H A N K S