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.
Blog
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Career
✍️ Hand-written
System Architecture is a Bit About Paranoia
From OOM scenarios on my own VPS to Docker disk fires, why system architecture is a discipline that requires constant vigilance…
Technology
✍️ Hand-written
My Own Script Killed My CI Runner: The Dark Side of Cleanup
I'm sharing how a cleanup script I wrote on my GitHub Actions runner crashed my system, and the lessons I learned from this painful experience.
Technology
VPS Swap Fire: A Nightmare Started by a Kernel CVE Patch
I recount the nightmare I experienced when swap usage on my own VPS spun out of control, and the process that began with a Kernel CVE patch.
Technology
Cloudflare Cache's Blind Spot: The Cost of Bypass Rules
I explain the unexpected effects of Cloudflare cache bypass rules and how I overcame them with Nginx to improve performance. My experiences on my own VPS.
Life
That Meaningless Stress After a Deploy
I'm intimately familiar with the inexplicable tension and the 'what if' feeling that comes after a deploy. Its reasons, symptoms, and how I cope with it...
Career
Turkey's Cost of Living: Why Can't We Really Measure It?
A personal take on inflation and data reliability. Drawing on the data problems in my own projects to explain why Turkey's cost-of-living numbers feel off.
Career
Where Do You Draw the Overengineering Line in Small Projects?
The decisions, trade-offs and experiences I rely on to avoid overengineering traps in my own indie projects.
Career
Diving Into 7 Projects at Once: Why Not To, and Why I Did It Anyway
The chaos of running multiple side projects at the same time, and the story of pushing through anyway after learning from the mess.
Technology
Trying to Solve Every Problem With Kubernetes: Unnecessary…
From small projects to enterprise systems, the operational load and cost of trying to solve every problem with Kubernetes — through my own experience.
Technology
Collecting Data Is Easy, Collecting Reliable Data Is Hell: Field...
From my own experience: pitfalls of raw data collection, anonymization, anomaly detection and operational lessons for building a reliable data pipeline.
Technology
I Defend the Monolith: Because I've Seen Production
While the microservices wind blows, my production experience shows why monolithic structures still hold value. A pragmatic perspective.
Career
Listing Price and Real Rent Are Not the Same: The Reality of Data…
Why scraped listing data doesn't reflect the real market, plus the technical challenges of data cleaning — from my own experience.
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.
Career
Why There's No Real Salary Data in Turkey
Examining how hard it is to get salary data in Turkey, in light of my personal observations and data experience.
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
Docker Logs Quietly Killing the Disk: A Log Rotation Story
How Docker logs silently filled up the disk on my VPS, and the log rotation strategies I applied to fix it.
Technology
AI Content Generation: Not as Passive as You Think — It Demands…
The operational challenges I faced while building my own AI-driven blog pipeline, and how I solved them. AI content generation, contrary to popular belief…
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.
Life
Black-Box Artificial Intelligence: An Engineer's Helplessness
The growing complexity of AI models drives engineers into the 'black box' problem. This piece explores the ethical, technical and professional weight of…
Tutorials
The Invisible Wars of Environment Variable Management: Hidden…
Discover why environment variable management is so critical, the common nightmares, and effective strategies to win these hidden wars. From application...
Career
The Idempotency Crisis in Distributed Systems: An Operational…
Explore — through Mustafa Erbay's lens — the idempotency concept and the crisis that turns into an operational nightmare in the complexity of distributed…
Career
The Lasting Cost of Quick Fixes: An Architect's Regret
An in-depth guide to the long-term costs of emergency fixes and an architect's experiences on the topic.