Latest Blogs
Tutorials, guides, and insights on DevOps, SRE, and Cloud technologies.
DevOps Is Not a Tool — Culture, CALMS, and the Three Ways
DevOps is a culture shift, not a toolchain. Learn the origin story, CALMS framework, The Three Ways, anti-patterns to avoid, and how DevOps compares to SRE and Platform Engineering.
Docker Images Explained — Layers, Caching, and Why Size Matters
Understand how Docker images work under the hood — layers, build caching, base image selection, and practical techniques to keep your images lean and fast.
Kubernetes Pods — Init Containers, Sidecars, and Pod Lifecycle
Go beyond basic pods. Learn multi-container patterns like sidecars and init containers, understand pod lifecycle phases, and master graceful shutdowns with preStop hooks and disruption budgets.
Linux File Permissions Explained — Who Can Do What?
Master Linux file permissions including chmod, chown, special permissions like SUID/SGID, sticky bit, umask, and ACLs. Practical guide for DevOps engineers.
Terraform State — Local vs Remote, Locking, and Why It Matters
Understand how Terraform state works, why it matters, and how to manage it properly with remote backends, locking, and best practices.
Getting Started with AWS - A Complete Beginner's Guide
Learn the fundamentals of Amazon Web Services and deploy your first cloud application with step-by-step instructions.
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