Room 2 - 1 - Phạm Quang Minh - A real DevOps culture in practice
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The document discusses establishing a true DevOps culture and environment. It begins by describing the traditional battle between developers and operations staff. DevOps aims to resolve this conflict by having developers and operations work together across the entire application lifecycle. The document then outlines some of the challenges in implementing DevOps and presents steps for establishing a true DevOps environment, including having a common language, planning infrastructure and processes together, coding to DevOps best practices, coordinating deployments, and centralizing monitoring and logs. Key aspects are involving all teams early, sharing information transparently, and avoiding prioritizing specific tools over collaboration.
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Room 2 - 1 - Phạm Quang Minh - A real DevOps culture in practice
- 1. A real DevOps culture in practice PHAM QUANG MINH @MONMEN August 27, 2022 OPENINFRA DAYS VIETNAM 2022 1
- 2. About me • Pham Quang Minh ◦ @monmen • 7 years being a Dev • 7 years being an Ops • Used to be: ◦ Data Engineer ◦ Cloud Engineer ◦ Solution Architect • Well, call me a DevOps? August 27, 2022 OPENINFRA DAYS VIETNAM 2022 2
- 3. Agenda • The Dev – Ops battle • DevOps to the “rescue” • A true DevOps environment • FAQ August 27, 2022 OPENINFRA DAYS VIETNAM 2022 3
- 4. The Dev – Ops battle WITHOUT GUNS August 27, 2022 OPENINFRA DAYS VIETNAM 2022 4
- 5. Dev vs Ops • Just pull my code • Heil master branch • My local still working • My cronjob run twice • I need some-strange-db on prod tomorrow • No, dockerize it • Dev, Stg please • But prod is not! • It’s called: Cluster • Wait, what? August 27, 2022 OPENINFRA DAYS VIETNAM 2022 5
- 6. Ops vs Dev • Smth eat all db conn & I don’t know why • Resource? • Is your code alive? • I don’t know, either • 16 CPU and 32GB ram like mine? • Is your server dead? August 27, 2022 OPENINFRA DAYS VIETNAM 2022 6
- 7. Dev vs Ops battle August 27, 2022 OPENINFRA DAYS VIETNAM 2022 7
- 8. The S.W.A.T. team • Developer with Ops skills • Have access to prod system • Master in debugging • Deep knowledge about application August 27, 2022 OPENINFRA DAYS VIETNAM 2022 8
- 9. DevOps to the “rescue” IT MAKES YOU THINK SO! August 27, 2022 OPENINFRA DAYS VIETNAM 2022 9
- 10. DevOps 10 August 27, 2022 OPENINFRA DAYS VIETNAM 2022
- 11. My DevOps journey • 50 VMs, 15 micro-services ◦ Full IaC with Terraform + Ansible ◦ K8S, auto scaling, auto DNS, SSL,… ◦ CI/CD, auto testing ◦ 10 mins provisioned from scratch • Took me 6 months • No release August 27, 2022 OPENINFRA DAYS VIETNAM 2022 11
- 12. A million ways to die in DevOps August 27, 2022 OPENINFRA DAYS VIETNAM 2022 12
- 13. Challenges 13 • App runtime • Ops mindset • System integration • Docker • Language • App logic • App architecture August 27, 2022 OPENINFRA DAYS VIETNAM 2022
- 14. A lot of confusion • = Dev + Container • = Sys + CI/CD • A team or position? • A bunch of tools? August 27, 2022 OPENINFRA DAYS VIETNAM 2022 14
- 15. Lost in CNCF 15 August 27, 2022 OPENINFRA DAYS VIETNAM 2022
- 16. Should we change? 16 August 27, 2022 OPENINFRA DAYS VIETNAM 2022
- 17. A true DevOps environment IT’S HARDER THAN YOU THINK! August 27, 2022 OPENINFRA DAYS VIETNAM 2022 17
- 18. The hardest part August 27, 2022 OPENINFRA DAYS VIETNAM 2022 18
- 19. Common language • https://12factor.net • Migration rule • DevOps review ◦ Architecture ◦ Resource planning August 27, 2022 OPENINFRA DAYS VIETNAM 2022 19
- 20. The Procedure August 27, 2022 OPENINFRA DAYS VIETNAM 2022 20
- 21. Planning • Architecture • Dependencies ◦ DB, cache, message queue,… • Sizing ◦ Resource, workload plan • Git flow ◦ Branch, environment August 27, 2022 OPENINFRA DAYS VIETNAM 2022 21
- 22. Coding • The 12 factors ◦ Config: env, file,… ◦ Logging: stdout, stderr, log level,… ◦ Healthcheck ◦ Concurrency: cluster, ha,… ◦ Disposability: OS signal handling,… ◦ Tracing: error tracing,… August 27, 2022 OPENINFRA DAYS VIETNAM 2022 22
- 23. Deploying • Deploy request: what, when, where,… • Release note: changes • Affected services • Migration steps: zero downtime or not? August 27, 2022 OPENINFRA DAYS VIETNAM 2022 23
- 24. Operating • Centralize logs • Resource monitoring: CPU, RAM,… • CI/CD dashboard: Deployment info • Error tracing • Notification: deployment, downtime, warning August 27, 2022 OPENINFRA DAYS VIETNAM 2022 24
- 25. Key notes • Involve ASAP • Transparent info • Sharing • Avoid tool race August 27, 2022 OPENINFRA DAYS VIETNAM 2022 25
- 26. Q&A ASK ME ANYTHING August 27, 2022 OPENINFRA DAYS VIETNAM 2022 26
- 27. Thanks for watching August 27, 2022 OPENINFRA DAYS VIETNAM 2022 27