JSJean Silgainjeansilga.hashnode.dev·2d ago · 12 min readMy journey to master Kubernetes and Cloud NativeI failed my first kubernetes certification. 53%. I needed 66%. Then I paused for 4 months. Here is what happened. I have been actively in contact with kubernetes since 2019. At first, I found it very 00
YRYash Raj Shuklainyashrajshuklaaa.hashnode.dev·3d ago · 5 min readWho Actually Starts a Pod? Understanding Kubernetes Architecture Like an EngineerYou wrote your first Deployment. You ran kubectl apply -f deployment.yaml A few seconds later... pod/nginx-79f8b7c8f5-abcde Running Nice. But have you ever stopped and wondered... Who actually start00
CVChosen Vincentinfreecodecamp.org·5d ago · 16 min readHow OpenTelemetry Works: A Complete GuideIf you’re a software developer or DevOps engineer, you've probably come across OpenTelemetry. It comes up a lot, especially when talking about observability, monitoring, or debugging distributed syste00
GFGuilherme Ferreiraingferreir.hashnode.dev·Aug 28 · 12 min readOpenShift application Day-2: 7 guardrails that refuse the bad state in GitThe problem that troubleshooting does not solve Part 2 delivered a runbook of ten commands. The team knows how to diagnose a CrashLoop, how to tell a 503 from a 502 on the Route, and that oc logs --pr00
GFGuilherme Ferreiraingferreir.hashnode.dev·Aug 27 · 12 min readApplication troubleshooting on OpenShift: 10 commands before blaming the clusterThe problem that the first wrong command amplifies The API Route stops responding at 2 PM on a Wednesday. The incident reaches the team channel and the first reflex is oc get nodes. The nodes are Read00
CECloudLink Editorialincloudlink-engineering.hashnode.dev·Aug 25 · 8 min readProduction OpenTelemetry Collector on Kubernetes: A Hardened Gateway Pattern You Can Roll Back SafelyIf your Kubernetes observability story still starts with "we deployed a collector and it seemed fine," you probably have two hidden risks: weak runtime defaults and painful rollbacks. The OpenTelemetr10
TDTechBro Devinstillfreddie.hashnode.dev·Aug 23 · 10 min readHow to Connect Claude Code to Amazon Bedrock and Bill Usage to Your AWS Credits.Introduction. Many developers love Claude Code because of how powerful it is for coding, architecture, and DevOps work. The problem is that continuous usage can become expensive when you pay Anthropic00
PUPurity Udehinfreecodecamp.org·Aug 22 · 10 min readHow to Convert Prometheus Histograms to OTLP with the OpenTelemetry CollectorModern applications often expose metrics at a /metrics endpoint using the Prometheus format. Among these metrics, histograms are particularly useful. They show how often values fall into different ran00
PSPrateek Srivastavainprateeksrivastav598.hashnode.dev·Aug 20 · 9 min readOur EKS Node Crashed and Four Auto-Recovery Mechanisms All Failed. Here's Why.⚡ TL;DR: An EKS worker node running 30+ pods crashed at 08:43 IST on Aug 16. EC2 Auto Scaling didn't act. EKS Node Auto Repair was never enabled. Cluster Autoscaler had no headroom (Min=Max=6). Our me00
APAmaresh Pelletiindevtoolhub.hashnode.dev·Aug 18 · 4 min readKubernetes in 2026: The Complete Guide for DevOps TeamsOriginally published on DevToolHub. Kubernetes runs the container workloads behind most production systems built since 2018, and running it well in 2026 means owning a lot more than the base API. Thi00
