Scaling Cloud Apps
- 1. Scaling Cloud Apps w/ Azure Houssem Dellai Microsoft MVP
- 3. Agenda Scale Up Scale Out Load Balancer/Traffic Manager CDN Cache ElasticSearch Separate Web App & Web API Microservices & Containers Serverless Apps API Management Push Tasks to the client HTTP Cache Cache Data Queries Indexing Stored procedures/ORM RW/W Partitioning Sharding DDD NoSQL
- 4. Scale Up 512GB RAM 64 Processors 8GB RAM 4 Processors Scale Up
- 5. Scale Out 3 VMs 3x8GB RAM 3x4 Processors 1 VM 8GB RAM 4 Processors Scale Out
- 6. Request Load Balancer Round Robin Least Connection Chained Failover: redirects to the next server only if the previous one cannot accept any further requests. Weighted Response Time: redirects to the server with the current fastest response. Load Balancer / Traffic Manager
- 7. 1 2 3 4 5 6 CDN Server Content Delivery Network (CDN)
- 8. 1 2 3 4 5 6 Cache Server Cache: RedisCache, MemCached
- 9. Optimizing Search • Elastic Search • Algolia
- 10. Separate Web App and Web API • SPA apps • Angular/React/Vue frameworks
- 11. Component 1 Payment API Component 2 Authentication API Component 3 Recommendation API Container 1 Microservice 1 Payment API Container 2 Container 3 Microservice 2 Authentication API Microservice 3 Recommendation API Microservices & Containers
- 17. Serverless Applications • Azure Functions • Amazon Lambda
- 18. Container 1 Microservice 1 Payment API Container 2 Container 3 Microservice 2 Authentication API Microservice 3 Recommendation API Request API Management API Management
- 20. Queues: Azure Queue Storage
- 23. Pushing tasks to the client side • Resizing images…
- 24. Caching repeatable HTTP requests & responses • Browsers supports this • TTL (time To Live)
- 26. Cache Data Queries • In-memory caching
- 27. Database index
- 28. Stored Procedures over/and/or ORM • Hibernate • NHibernate • Entity Framework
- 29. Replicate database (RW/R) • One Database for Write • One Database for Read
- 30. ID Fullname Email Date of Birth Phone ID Date of Birth Phone ID Fullname Email Date of Birth Phone 9999 Adam Doe adam@doe.com 01/01/1980 +999999999 ID Fullname Email 9999 Adam Doe adam@doe.com ID Date of Birth Phone 9999 01/01/1980 +999999999 ID Fullname Email Split Vertically (Partitioning)
- 31. ID Fullname Email Date of Birth Phone 9999 Adam Doe adam@doe.com 01/01/1980 +999999999 8888 Sam Smith sam@smith.com 01/01/1970 +888888888 ID Fullname Email Date of Birth Phone 9999 Adam Doe adam@doe.com 01/01/1980 +999999999 ID Fullname Email Date of Birth Phone 8888 Sam Smith sam@smith.com 01/01/1970 +888888888 Split Horizontally (Sharding)
- 32. Domain Driven Design (DDD)
- 33. NoSql database • Azure Cosmos DB and Azure Tables