Technology
Monolith is Still Not Dead: Why I Returned from the Microservices
A bitter truth from 20 years of field experience for those who jumped on the microservices bandwagon and overcomplicated their systems: Monolith is not dead.
Blog
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Technology
Log Level Strategy: Is Debug Mode Always Necessary?
What you need to know to strike a balance between performance and debugging capabilities by correctly defining the log level strategy in your applications.
Technology
Why Cardinality Explosion is Always a Problem?
I examine the problems of cardinality explosion in metric systems, with storage, performance, and cost impacts, using examples from my own experience.
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.
Technology
Read Before Moving to Cloud: The Bitter Truths of 20 Years of
A bold analysis of the costs, risks, and missed opportunities behind the move to cloud, based on 20 years of system architecture experience.
Technology
How High‑Traffic Systems Fail
The collapse stories of high‑traffic systems usually stem from small overlooked details rather than major architectural mistakes.
Life
Mobile Push Notification Reliability: The Cost of Building on Updates…
I'm exploring the reliability of push notifications in mobile apps through update strategies. The risks of updates and more robust approaches.
Tutorials
Are Grafana UI Alerts Insufficient? Alertmanager Installation and Why
Why does Grafana's built-in alerting system fall short? A deep dive into Alertmanager installation, its advantages, and the ideal system architecture.
Tutorials
My Favorite Linux Commands: My Silent Heroes in the Console
As a system architect for 20 years, I'm sharing the Linux commands that have saved me the most time, helped me solve the deepest problems, and are always at my.
Tutorials
Monorepo Build Processes: Makefiles or Modern Build Tools?
Should monorepo build processes be managed with Makefiles or modern tools? A detailed comparison and experiences.
Career
Prioritizing Monitoring and Alerting: My 3-Step Pragmatic Guide
Striking the right balance between monitoring and alerting in system and application operations has always been challenging. In this post, I'll explain my.
Career
How the BurnCPU Idea Came About: A Career Story
I'm sharing candidly how the 'BurnCPU' idea, one of the turning points in my career, was born, the problems I faced, and what it taught me.
Career
Why I Built My Own Social Network
One of the biggest decisions in my career was to build my own social network. I'm sharing why I embarked on this journey, my expectations, and what I learned.
Technology
Mobile Offline-First Synchronization: 3 Practical Challenges and
Mustafa Erbay's experiences with 3 practical synchronization challenges encountered when building an offline-first architecture in mobile applications, along.
Technology
Being a System Architect in the Age of AI: Tools Change, But the
How is the artificial intelligence revolution affecting system architecture? With 20 years of experience, I evaluate AI's promises and the unchanging.
Technology
Error Handling: Return Codes or Exceptions? 3 Critical Differences
Two fundamental approaches to error management in software: return codes and exceptions. With 20 years of experience, I'll explain 3 critical differences and.
Technology
Traced Logging vs. Metric-Based Monitoring: A Practical Comparison
Should I use Traced Logging or Metric-Based Monitoring when observing my systems? My field experiences reveal the differences and trade-offs of both approaches…
Technology
If I Rewrote Social Media from Scratch
With 20 years of system and network experience, what would I do differently if I designed social media architecture from the ground up? From algorithms to.
Technology
ACID Properties: Are They Absolutely Essential for Every Project?
I examine the role of ACID in database transactions, when it can be compromised, and in which situations it is critical, based on my own experiences.
Technology
Mobile App Size: Compile-Time Optimization or Dynamic Packaging?
Should you optimize mobile app size at the compilation level or with dynamic packaging methods? Pros, cons, and more of both approaches…
Technology
AI Generates Code, Who Takes Responsibility?
With the rise of AI in code generation, the most critical question for system architects and developers is: Who is responsible for the errors that occur?
Life
Network Architecture Anatomy: The Real Cost of VLAN Segmentation
VLAN segmentation may seem like a cornerstone of network architecture, but the hidden costs and operational complexity it brings, based on my own experiences…
Life
Switch Hardening: Why It Always Takes a Backseat in Side Projects?
Why is switch hardening overlooked in my side projects and small-scale systems? The pressure for rapid production and cost concerns often push basic network.
Career
BGP Route Flap: The Cost of Stability in Scalable Networks
I explore BGP route flap issues, their impact on network stability, and how I've managed such incidents in my own operations, drawing from my experiences.