👋 Short Intro (Why I’m Writing This)
I’m currently learning DevOps and decided to learn in public by documenting my journey.
This blog is part of my DevOps 101 series, where I’m learning DevOps step by step from scratch.
This series is not written by an expert — it’s a beginner learning out loud, sharing:
- what I understand,
- what confuses me,
- and what I learn along the way.
The goal is to build consistency, clarity, and invite discussion.
📌 What This Blog Covers
In this post, I’ll cover:
- Why the traditional model started breaking down
- The shift in mindset that led to DevOps
- How automation became essential
- The influence of Agile and Continuous Delivery
- DevOps as an evolution, not an invention
- What fundamentally changed in how teams work
This blog focuses on how DevOps emerged, not tools yet.
📂 GitHub Repository
All my notes, diagrams, and learning resources for this series live here:
👉 GitHub Repo:
https://github.com/dmz-v-x/introduction-to-devops-101
This repo is updated as I continue learning.
📚 Learning Notes
1. Traditional Practices Couldn’t Scale
As software systems grew:
- more users
- more features
- more deployments
- more complexity
Manual processes that worked earlier:
- became bottlenecks
- caused frequent failures
- slowed teams down
Teams needed repeatable and reliable processes.
2. Agile Helped, But Wasn’t Enough
Agile improved:
- development speed
- collaboration inside dev teams
- faster feedback
But Agile mainly focused on:
- writing code
- planning sprints
Deployment and operations were still painful.
Agile solved how we build software,
but not how we run it.
3. The Rise of Continuous Delivery Thinking
Teams started asking:
- Why can’t we deploy more often?
- Why are releases so risky?
- Why does deploying require heroics?
This led to ideas like:
- small, frequent changes
- automated testing
- automated deployments
The goal:
Make deployments boring and safe
4. Automation Became Mandatory
Manual steps didn’t scale.
So teams began automating:
- builds
- tests
- deployments
- infrastructure setup
Automation reduced:
- human errors
- deployment time
- stress during releases
This was a key building block of DevOps.
5. Breaking Down Silos
Organizations realized:
- Dev and Ops must work together
- shared responsibility improves outcomes
- communication gaps cause failures
Instead of:
“Throwing code over the wall”
Teams moved towards:
“You build it, you run it”
Ownership became shared.
6. Feedback Loops Became Faster
DevOps emphasized:
- monitoring systems
- collecting metrics
- learning from failures
Instead of waiting weeks for feedback:
- teams learned within minutes or hours
- issues were caught early
- fixes were faster
Fast feedback changed how teams improved systems.
7. Cloud Computing Accelerated DevOps
Cloud platforms made it easier to:
- provision servers quickly
- scale systems automatically
- experiment without huge upfront cost
This supported:
- automation
- self-service infrastructure
- rapid iteration
Cloud didn’t create DevOps, but it accelerated adoption.
8. DevOps Emerged as a Set of Practices
DevOps wasn’t invented in one day.
It evolved from:
- real-world problems
- failed deployments
- scaling challenges
It combined:
- Agile ideas
- automation practices
- operational discipline
- cultural change
DevOps is an evolution, not a buzzword.
9. What Actually Changed?
The biggest change wasn’t tools.
It was:
- mindset
- collaboration
- responsibility
Teams stopped optimizing locally
and started optimizing the whole system.
10. DevOps as a Continuous Journey
DevOps is not a destination.
There is no:
- “DevOps complete” state
- perfect setup
Teams continuously:
- improve processes
- refine automation
- learn from incidents
Improvement never stops.
✅ Key Learnings & Takeaways
- Traditional practices couldn’t handle modern scale
- Agile helped, but didn’t solve operations
- Automation was necessary, not optional
- DevOps evolved from real-world pain
- The biggest shift was cultural, not technical
Understanding how DevOps emerged helps understand why it works.
💬 Feedback & Discussion
💡 I’d love your feedback!
If you notice:
- something inaccurate,
- missing context,
- or a better way to explain a concept,
please comment below. I’m here to learn.
⭐ Support the Learning Journey
If you find these notes useful:
⭐ Consider giving the GitHub repo a star —
it really motivates me to keep learning and sharing publicly.
🐦 Stay Updated (Twitter / X)
I share learning updates, notes, and progress regularly.
👉 Follow me on Twitter/X:
https://x.com/_himanshubhatt1
🔜 What’s Next
In the next post, I’ll be covering:
👉 What Problems DevOps Solves (From a Practical Perspective)
I’ll also continue updating the GitHub repo as I progress.
🙌 Final Thoughts
DevOps didn’t appear overnight.
It grew out of:
- pain
- failures
- and the need to scale better
Understanding this evolution makes DevOps feel logical,
not just another industry buzzword.
📘 Learning in public
📂 Repo: https://github.com/dmz-v-x/introduction-to-devops-101
🐦 Twitter/X: https://x.com/_himanshubhatt1
💬 Feedback welcome — please comment if anything feels off
⭐ Star the repo if you find it useful
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