Concevoir une architecture mondiale et redondante sur plusieurs régions. (slides in English)

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S U M M I T P a ri s

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© 2019, Amazon Web Services, Inc. or its affiliates. All rights reserved. S U M M I T Concevoir une architecture mondiale et redondante sur plusieurs régions. Adrian Hornsby Sr. Technical Evangelist Amazon Web Services Joris Andrade Software Engineer FrontApp @Zambka N E T 3 0 2

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© 2019, Amazon Web Services, Inc. or its affiliates. All rights reserved. S U M M I T Improve availability and disaster recovery Applications in US West Applications in US East Users from San Francisco Users from New York Service 1 Service 2 Service 3 Service 4 Service 1 Service 2 Service 3 Service 4

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© 2019, Amazon Web Services, Inc. or its affiliates. All rights reserved. S U M M I T Build high performance, globally distributed applications Low latency reads & writes to locally available tables Disaster proof with multi-region redundancy Easy to set up and no application rewrites required Globally dispersed users Replica (N. America) Replica (Europe) Replica (Asia) Global App Global Table Amazon DynamoDB Global Tables Fully managed, multi-master, multi-region database

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© 2019, Amazon Web Services, Inc. or its affiliates. All rights reserved. S U M M I T Region us-east-1 Region us-west-2 https://globalddb.adhorn.me Regional API Endpoint Custom Domain Name Regional API Endpoint Custom Domain Name API Gateway

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© 2019, Amazon Web Services, Inc. or its affiliates. All rights reserved. S U M M I T Write Once, Run Lambda Functions Globally N Virginia AWS Location AWS Location AWS Location AWS Location AWS Location AWS Location

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© 2019, Amazon Web Services, Inc. or its affiliates. All rights reserved. S U M M I T Lambda@Edge Programming Model exports.handler = (event, context, callback) => { /* viewer-request and origin-request events * have the request as input */ const request = event.Records[0].cf.request; /* viewer-response and origin-response events * have the response as input */ const response = event.Records[0].cf.response; /* Do the processing – say add a header */ /* When I am done I let CloudFront what to do next */ callback(null, request); }

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© 2019, Amazon Web Services, Inc. or its affiliates. All rights reserved. S U M M I T #awssummit Move to AWS Managed Services Infra as Code 1st Infra engineer Multi- region Horizontal sharding Kubernete s Lambda @Edge

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© 2019, Amazon Web Services, Inc. or its affiliates. All rights reserved. S U M M I T #awssummit Multi-region setup • Data from a customer in only 1 region • US-West-1 ! / EU-West-1 " • Dynamic routing with DynamoDB • VPC Peering

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© 2019, Amazon Web Services, Inc. or its affiliates. All rights reserved. S U M M I T #awssummit High Latency for global teams Customers with global teams experience very high latencies when their API traffic is routed to their “home” region through a different intermediate region.

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Live Demo

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© 2019, Amazon Web Services, Inc. or its affiliates. All rights reserved. S U M M I T #awssummit Takeaways Great impact for our global customers : up to 50% latency reduction ! 0 0.5 1 1.5 2 2.5 AVG P50 P95 P99