Tutorials
Securing a Server in the First 45 Minutes: VPS Hardening Checklist
I've shared my experiences on how to harden a new VPS with essential security steps in the first 45 minutes. SSH, firewall, and user management.
#vps
23 posts found.
Technology
One VPS Is Enough: Why More Is Usually a Waste of Resources?
With 20 years of systems architecture experience, I discuss why a single VPS is often sufficient and how adding more can be a waste of resources.
Technology
My VPS Crashed at 3 AM: A Sysadmin's Confession
Despite 20 years of experience, I'm sharing the incident of my VPS crashing in the middle of the night and the lessons I learned. As a system architect, my.
Career
Security Patching on My Own VPS: Hours Stolen from a Client Project
I explain step-by-step a security vulnerability encountered during a client project and how I patched it on my own VPS. Lessons from field experience.
Life
✍️ Hand-written
Swap Fire on My VPS: A Nightmare That Started with a Kernel CVE Patch
I detail the process that began with my VPS's swap usage suddenly spiking and the system crashing, including the kernel CVE patch and the steps I took to.
Technology
✍️ Hand-written
The Silent Death of the System: OOM Killer and My VPS Journey
A detailed look at the Out-of-Memory (OOM) Killer incidents I experienced on my VPS, the intricacies of system memory management, and the silent deaths caused.
Tutorials
7.6 GB VPS Swap Fire with Docker: A Kernel Patch Nightmare
A practical guide to swap issues encountered when using Docker on small VPS instances and kernel patch solutions. Detailed analysis with my experiences.
Tutorials
✍️ Hand-written
Swap Fire: My Kubernetes Experiment on a 7.6 GB VPS
A pragmatic analysis of swap memory issues and their solutions encountered while experimenting with Kubernetes on a small VPS.
Technology
✍️ Hand-written
Moving My GitHub Actions Runner to My Own VPS
A step-by-step guide on how I moved my GitHub Actions runner to my own VPS and reduced costs, while meeting my specific needs.
Tutorials
Docker Container Network Traffic: Monitoring and Optimization on My
I'm detailing step-by-step how I monitor and optimize network traffic for Docker containers running on my VPS. Performance tips and practical commands included.
Tutorials
Why Are My Docker Containers Slow? A Monitoring Guide for My Own VPS
A practical guide to monitoring the performance of Docker containers on your own VPS and finding the root causes of slowdowns. Systemd, cgroup, and journald…
Tutorials
Docker Deploy on VPS: Nginx Strategies for Zero Downtime
Mustafa Erbay details the technical aspects and strategies for achieving zero-downtime deployments using Nginx for Dockerized applications on a VPS.
Tutorials
Guide to Detecting and Limiting Resource-Hog Containers on a VPS
I'm sharing a step-by-step guide on how I identified resource consumption issues on my own VPS and applied limits to Docker containers.
Career
✍️ Hand-written
Docker Disk Fire: Root Cause Analysis on My 7.6 GB VPS
I deeply investigated Docker disk space issues on a small VPS, from image layers to logs, and shared practical solutions.
Life
✍️ Hand-written
Swap Fire on My 7.6GB VPS: A Nightmare That Started with a Kernel
Swap usage on my VPS suddenly spiked. I detail the root cause, solution, and lessons learned from this issue that began with a kernel CVE patch.
Tutorials
Docker Disk Storage Wars: A Guide to Data Integrity on VPS
I explain how I manage Docker disk space on my own VPS, ensure data integrity, and the problems I've encountered.
Tutorials
Nginx Reverse Proxy: Managing Multiple Docker Services on a Single VPS
A step-by-step guide on how I manage multiple Docker applications on a single VPS using Nginx reverse proxy, and the challenges I encountered.
Career
✍️ Hand-written
A Self-Running Content System: An Indie Hacker's Experience
Problems I hit, lessons I learned, and the small tweaks behind my AI-driven content pipeline. From VPS to GitHub Actions, real field experience.
Life
✍️ Hand-written
The Psychology of Running Production on a Single VPS
Deploy fear, RAM-watching, waking up at night to check 'is it up?'. Sharing the emotional cost of keeping my own products alive on a single 7.6 GB box.
Technology
I Trusted a 1 GB RAM VPS Too Much: The OOM Story and Layered Defense
How I rode out the OOM (Out of Memory) crisis while running 13 containers on a 1 GB RAM VPS, how kcompactd0 captured the CPU, and the fixes I shipped...
Technology
✍️ Hand-written
3rd OOM on the VPS: Parallel Builds and a flock Mutex Story
My blog automation collided with another project's build. RAM ran out, sshd reset. Hard reboot + flock for a global build mutex.
Technology
✍️ Hand-written
First OOM: kcompactd at 92% CPU, sshd Reset, Hard Reboot
RAM ran out on my VPS, swap filled up, sshd dropped the connection. When the Astro build triggered an OOM, I decided to put together a layered pipeline defense.
Technology
✍️ Hand-written
Docker Ate 56 GB of Disk in a Day: Building a Cleanup Automation
Disk hit 100% on my VPS and my blog couldn't publish for 5 hours. Docker build cache 33 GB, unused images 23 GB. Pruning + a systemd timer is the permanent fix.