claybrainer.comKubernetes - ConfigMapsWe have already explored Volumes in Kubernetes in the previous blog. We understood how pods can store and share data using volumes. But let’s pause and think for a moment 🤔 What if we just want to p14h ago·18 min read
claybrainer.comBlock Storage vs File Storage: The RWX TruthRWO vs RWX in Kubernetes — The Real Difference Between Block Storage and FileStorage If you’ve worked with Kubernetes volumes, you’ve probably seen this statement: “EBS (or any block storage) only supports RWO (ReadWriteOnce).For RWX (ReadWriteMany)...Feb 12·4 min read
claybrainer.comKubernetes - Volumes - Part-2👋 The "Node-Lock" Problem That "node-lock" is the biggest weakness of hostPath. If the node goes down or the Pod moves, the data is essentially "trapped" on the old node. To solve this, Kubernetes uses a system that decouples the storage from the no...Feb 5·10 min read
claybrainer.comKubernetes - Volumes - Part-1In this article we are going to explore Kubernetes Volumes together. We will discuss about what they are, why the exist and how they actually work behind the scene. If you ever wondered “Where my data go when a pod restarts“ you are in a right place....Feb 1·8 min read
claybrainer.comLinux CPU Performance Analysis with BPF Tools: A Practical RunbookRecently, I got a chance to read BPF Performance Tools to brush up on my Linux skills. During my exploration, I came across some common CPU tools used for troubleshooting performance issues. I decided to create a runbook a practical guide that I (or ...Oct 21, 2025·7 min read
