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Introduction Kubernetes has won the container orchestration war. In fact, it's the standard for running containerized applications at scale. The ecosystem is massive: Helm charts, operators, service meshes, observability tools - everything runs on Ku...

Introduction Upgrading Kubernetes should be boring. This one wasn’t. I recently upgraded a production Amazon EKS cluster from 1.32 to 1.33, expecting a routine change. Instead, it triggered a cascading failure: Nodes went NotReady Add-ons stalled i...

This blog post covers the real issues I ran into while upgrading Karpenter from v0.25.0 → v1.5.0 in production, why they happened, and the exact fixes. If you're planning this upgrade, this guide will save you hours of debugging. Background Upgrading...

How Riot Games Went from Lag to Legend: The $10M AWS Migration That Changed Gaming Forever Ever wondered how 180 million players worldwide can battle it out in VALORANT without rage-quitting over lag? Here's the story behind one of gaming's biggest i...

Managing node capacity in Kubernetes clusters has always been a challenge. Traditional autoscalers like Cluster Autoscaler work, but they can be slow, rigid, and not cost-optimized. That’s where Karpenter comes in. It’s a modern, high-performance Kub...

In modern cloud-native environments, scalability isn’t a luxury — it’s a survival skill. Kubernetes makes scaling workloads and infrastructure seamless, but the real magic happens when you combine pod-level and node-level autoscaling strategies. In t...

My work environment just introduced Karpenter as an Alternative to Cluster Autoscaler, and I had no Idea what Cluster Autoscaler itself was, so I went on a one-day rampage to learn about Karpenter and how it is better than Cluster Autoscaler, and how...

This blog post reviews the EKS workshop that was held on AWS Community Day Central Asia Conference in Almaty 22-23 August 2025. Workshop titled as “EKS. Optimization and FinOps. How to optimize resource usage and cut the costs in EKS.” was performed ...
