~/talk

Measuring Micro-services

on YouTube 40m
Talkat Codemotion Rome 2015 · 2015-03-25..03-28· [observability, microservices]

speaker

name:Richard Rodger
bluesky:rjrodger.bsky.social

resources

video:https://youtu.be/SQYCzAWlrHU
slides:none on file

summary

Argues that risk is reducible by measuring emergent behavior rather than CPU: track message flow rates and invariant ratios (e.g., add-item vs tax messages should be 1:1) and use partial deployments to validate changes (example: five login services, 20% routed to new version). Uses formal specs like TLA+ invariants (Amazon used ~700-line spec and found a bug by exploring 35 steps), and practical tooling such as InfluxDB / Kafka / New Relic plus the Seneca Node.js framework.

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chapters (7)

  1. 0:00Introduction and health analogy
  2. 2:53What are micro-services?
  3. 10:05Message flow patterns
  4. 13:40Risk reduction with micro-services
  5. 20:08Measuring systems in production
  6. 24:32Formal methods and invariants
  7. 33:04Conclusion and future steps

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