Microservices Live
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The document discusses the concept of microservices, comparing them to the Unix philosophy of creating small tools that perform specific tasks. It highlights technologies involved, such as Docker containers, RESTful APIs, and various message queues like RabbitMQ and Apache Kafka. Additionally, it emphasizes the simplicity and composability of microservices in modern application development.
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Microservices Live
- 1. Microservices Live Glynn Bird Developer Advocate @ IBM Cloud Data Services glynn.bird@uk.ibm.com @glynn_bird www.glynnbird.com
- 2. The monolith
- 5. Unix philosophy "Write programs that do one thing and do it well. Write programs to work together. " Doug McIllroy
- 6. Command-line tools • Simple tools that do one job • Can be piped together to create streams of work • Share common data format
- 7. Command-line tools cat test.txt | grep "cake" | sort –u | wc -l
- 8. Microservices approach • Small dedicated services that do one job • Can be composed • Share common data format
- 9. The word “Microservices” • Docker containers • RESTtful APIs • Service Oriented Architecture
- 10. My definition of Microservices • Small apps that do one job • Fed by queue or API
- 11. Traditional app Metrics Collector v1 Database
- 13. Queue
- 14. PubSub
- 15. Queue/Hub/MessageBroker technologies Redis in-memory database with list and pubsub features RabbitMQ scalable message queue and pubsub hub Apache Kafka hugely scalable message hub
- 16. Demo
- 18. Database-as-a-Service • Spin up a database • Try it out • If it’s not for you, kill it • P.A.Y.G compose.io
- 21. Amazon Kinesis
- 22. OpenWhisk
- 23. Developer Advocate Glynn.bird@uk.ibm.com Thanks Glynn Bird Blog: www.glynnbird.com Twitter: @glynn_bird