Technology
PostgreSQL WAL Bloat Management: Reclaiming Disk Space in 4 Steps
How I tackled WAL bloat in PostgreSQL, the practical 4 steps I implemented to reclaim disk space, and critical optimization strategies...
#performans
20 posts found.
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.
Life
Using ORMs in Side Projects: Is Control Sacrificed for Speed?
I explore my personal trade-offs between speed and control when using ORMs in my side projects. When I choose ORM, when raw SQL, and why...
Technology
PostgreSQL MVCC: Common Mistakes in Application Development
Understanding PostgreSQL's MVCC mechanism is critical for performance and data consistency. Common mistakes and their solutions when developing applications...
Tutorials
Build Cache Strategies: The Operational Burden of Speed
My experiences with the operational challenges I faced while shortening software build times and the trade-offs of different build cache strategies…
Life
Metric Cardinality: High or Low? 4 Steps to Making the Right Choice
Learn the impact of metric cardinality on system performance, its cost, and how to set it right in 4 steps. Explained through my own experiences.
Tutorials
App Size Optimization in Mobile Apps: Practical Approaches
Practical methods and trade-offs I use to reduce mobile app size. How I optimized code, resources, and distribution processes.
Technology
Pragmatic Optimization in Mobile App Size: 3 Misconceptions
I address 3 common misconceptions often encountered in mobile app size optimization, drawing from my experiences and concrete examples.
Technology
Database Replication Lag: The Invisible Disaster
Dive deep into the causes, impacts, and strategies to prevent database replication lag, an 'invisible disaster.' Ensure data consistency and...
Life
Midnight 'Swap Storm': An SRE's Memory Nightmare
Through an SRE's eyes, look at the 'Swap Storm' nightmare that paralyzes systems and causes sleepless nights — and how I made it through.
Tutorials
The Prometheus High Cardinality Crisis: A Silent Metric Invasion
A guide to understanding, detecting, and managing the high cardinality crisis in Prometheus. Optimize your metrics to keep system performance and costs under…
Tutorials
Virtual Server Hardware Overcommit: The Hidden Threat to Performance
Learn how hardware overcommit on virtual servers quietly tanks performance — and how to keep your infrastructure out of that hidden swamp.
Tutorials
The Thundering Herd Problem in System Architecture: Crisis Management
Get a deep understanding of the thundering herd problem in system architecture — what it is, why it happens, and how to solve it. Keep your systems stable…
Technology
The Silent Disaster of Database Read Replicas: The Stale Data…
The performance and scalability gains read replicas offer come hand-in-hand with the stale data problem — examine this nightmare and how to wrestle it under…
Tutorials
Storage I/O Latency Battles in Legacy Virtualization
Take a detailed look at the Storage I/O Latency problems you run into with legacy virtualization infrastructure, their causes, and the strategies for fixing…
Tutorials
RAM Exhaustion and the OOM Killer: How to Prevent Sudden Crashes…
Take a deep look at RAM exhaustion and the Linux OOM Killer mechanism that causes sudden crashes in production. Diagnosis, prevention, and resolution…
Technology
Concurrent Deployment Stress Testing on Cloud-Native Infrastructure
Why concurrent deployments matter on cloud-native platforms, and the role stress testing plays in keeping them from becoming incidents.
Tutorials
PostgreSQL Performance Optimization
A guide to speeding up PostgreSQL in production by measuring slow queries, finding root causes with EXPLAIN, designing the right indexes, and maintaining…
Technology
I Locked Up the Server Because of Docker: A Lesson in Trust and
I'm sharing the moment Docker completely locked up my server and the valuable lessons I learned from that mistake. How a wrong assumption can lead to a big...
Technology
I Paid the Bill for AI-Written Code Months Later
A personal experience about the cost of using AI-generated code without questioning it, and the lessons I learned in the process.