Hi, I’m Ahmer M, a Linux and DevOps‑focused blogger and educator based in Rawalpindi, Pakistan. I create practical, step‑by‑step tutorials that help developers, system administrators, and beginners learn Linux, Kubernetes, Docker, cloud platforms, and automation in a real‑world, hands‑on way.
My Technical Background
I have spent several years working with Linux servers, containerization, and infrastructure automation in lab and production‑like environments. My day‑to‑day work includes system administration, server hardening, CI/CD pipelines, and managing cloud‑based workloads, which directly feeds into the content on this blog.
Areas of Expertise
Here are the main topics I focus on:
- Linux system administration and server security
- Containerization with Docker
- Kubernetes cluster setup and management
- DevOps tools: Terraform, Ansible, Jenkins, Git, and shell scripting
- Cloud platforms such as AWS and related services
All tutorials on this site are written and tested by me, using real commands and configurations—not copied from other sources.
Certifications
- Certified Kubernetes Administrator (CKA)
- AWS Cloud Practitioner
- Oracle Cloud Infrastructure – Fundamentals
- ISC2 Certificate in Cybersecurity
- Red hat Certified Engineer (RHCE)
- Red hat Certified System Administrator (RHCSA)
- Oracle Certified Expert (OCE) – Performance Tuning
- Oracle Certified Professional (OCP) – DBA
- Oracle Certified Associate (OCA) – DBA
My Credly Profile: https://www.credly.com/users/ahmer-m
How I Create & Test Content
Every guide you see here starts with a lab or homelab setup using a Mini PC, where I reproduce the exact scenario described. I then break down each step, test it again, and write it in clear, beginner‑friendly language.
This process ensures that the content is practical, accurate, and safe to follow—with notes about where you should be extra cautious (e.g., production servers or security‑sensitive changes).
Why Readers Trust This Blog
This blog has grown into a go‑to resource for people who want:
- To learn Linux and DevOps from scratch
- To set up Kubernetes clusters or CI/CD pipelines
- To automate repetitive server tasks with scripts and tools
I actively respond to comments and emails, and I update posts based on reader feedback and new best practices. My goal is to publish content that puts people first and helps you solve real problems, not just chase clicks.
Contacts & Links
You’re welcome to reach out for feedback, collaboration, or corrections:
- Youtube: https://www.youtube.com/@centlinux
- Website: https://centlinux.com
- Facebook: https://www.facebook.com/centlinux1/
- Tumblr: https://www.tumblr.com/blog/centlinux
- Linkedin: https://www.linkedin.com/in/ahmer2023/
- Instagram: https://www.instagram.com/centlinux21/
- Pinterest: https://www.pinterest.com/ahmer2023/
A Note on Testing & Safety
Always test any commands or configurations from this blog in a safe, non‑production environment first. While I strive for accuracy, every system is different, and you remain responsible for changes made in your own infrastructure. When in doubt, start small, back up your data, and verify each step before moving to production.
This blog exists because I believe everyone deserves clear, honest, and practical technical guidance—especially in Linux and DevOps. If you’re here to learn, build, and grow, you’re in the right place.