My answer to "Could Netflix ever migrate off AWS, and at what cost?" http://qr.ae/hEuw8
@vince_riv @JoeSondow Availability is our #1 team goal. 1000s of end-to-end tests, 100s of metrics. Deploys: 1 box, then 1/51 pops at a time
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@vince_riv@JoeSondow also a 2D Infima lattice and shuffle-sharding for fault isolation: https://github.com/awslabs/route53-infima … ,http://www.youtube.com/watch?v=V7vTPlV8P3U … -
@vince_riv@JoeSondow We also bake that into our operational procedures. E.g. deployment waves are one stripe at a time, days apart. - 2 more replies
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