implementing microservices Remmelt Pit @remmelt_ remmelt@info.nl - - PowerPoint PPT Presentation

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implementing microservices Remmelt Pit @remmelt_ remmelt@info.nl - - PowerPoint PPT Presentation

Mar 15, 2024 24 likes •397 views

implementing microservices Remmelt Pit @remmelt_ remmelt@info.nl since 2003 12,000 auctions ~2M unique visitors/month modular site & admin & API trouble! scalability trouble! stability basically we wanted to go faster Rapid

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implementing microservices

Remmelt Pit @remmelt_ remmelt@info.nl

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since

2003

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12,000

auctions

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~2M unique

visitors/month

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modular

site & admin & API

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trouble!

scalability

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trouble!

stability

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basically

we wanted to go faster

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Rapid Provisioning Basic Monitoring Rapid App Deploys DevOps Culture

— Martin Fowler

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tech challenge #1

getting started

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RTFM

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RTFM

WTFM

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acceptance criteria: API endpoint: GET /highestbid → json Events: BidAcceptedEvent { ..., "bid_amount":12.34, ... }

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tech challenge #2

monolith first?

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distributed monolith

— Tareq Abedrabbo

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tech challenge #3

building things

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SLIDE 28 #! /bin/sh IMAGE=bvaauctions/auction-query TAG=$(git rev-parse --short HEAD) docker run --rm \
  • v "$PWD":/usr/src/project \
  • w /usr/src/project \
  • v "$HOME"/.m2:/root/.m2 \
maven:3.3-jdk-8 \ mvn -B clean verify docker build -t $IMAGE:$TAG . docker push $IMAGE:$TAG
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tech challenge #4

monitoring

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tech challenge #5

hidden complexity

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ls -l | grep "str" | wc -l

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services with the guts on the outside

— Gartner

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tech challenges

  • 1. getting started → start small
  • 2. monolith first? → iterate quickly
  • 3. building things → automate
  • 4. monitoring → aggregate & visualise
  • 5. hidden complexity → be aware
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TODO —chaos monkey —failure modes (simulate slow network) —mesos/coreos/kubernetes? —kpi monitoring —bulkheads, circuit breakers —e2e testing with fake data in production

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Q?

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