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News
How Docker Image will be created from Docker file?
8+ hour, 41+ min ago (31+ words) A Docker image is created from a Dockerfile by the Docker build process. Docker reads the Dockerfile during docker build, processes each …...
I Moved Everything to Kubernetes, Then Moved It Back
14+ hour, 47+ min ago (612+ words) One rule kept the migration honest: external domains and ports never change, and the reverse proxy stays the anchor. Move a service in, get it working on k3s, then repoint the proxy rule. The public surface never moved while the backend…...
🚀 Kubernetes: From YAML to Running Pods
14+ hour, 28+ min ago (259+ words) Kubernetes may look complicated at first, but the basic process becomes much easier to understand when we break it into five stages: We start by writing YAML manifests that describe what we want Kubernetes to create. After we submit the…...
Docker vs. Kubernetes: Which Should You Learn First?
16+ hour, 16+ min ago (640+ words) This question comes up constantly, and the honest answer is that it's not really a choice between two competing tools — it's a question of sequence. Docker and Kubernetes solve different, related problems, and one is a genuine prerequisite for the…...
Harden & Lockdown RKE2 Cluster with a 4-Layer DevSecOps Stack
18+ hour, 23+ min ago (1308+ words) Introduction Before you move furniture into a new house, you install the locks, the... Tagged with kubernetes, security, devsecops, devops....
Building a Production-Style CI/CD Pipeline with Azure DevOps, ACR, Helm, AKS and PostgreSQL
18+ hour, 58+ min ago (1313+ words) Introduction After learning Docker, Kubernetes, Helm, Azure and Azure DevOps separately, I... Tagged with cicd, azure, aks, devops....
[Lab Notes] Kubernetes the Hard Way, For Real This Time (Step 04)
21+ hour, 58+ min ago (170+ words) Continuing my Kubernetes the Hard Way homelab build on Proxmox. Steps 01-03 are already done, this covers step 04. Before the actual step though, here are some stuff I learned or was thinking about along the way: Anyways, here's Step 04: Generated the…...
Fargate vs Cloud Run vs Container Apps: $30/Mo Gap [2026]
22+ hour, 4+ min ago (1494+ words) The practical difference shows up the moment traffic stops. Fargate tasks keep running (and billing) until you stop them. Cloud Run and Container Apps on their Consumption plans can drop to zero running instances and zero cost, then cold-start back…...
How We Cut Our Docker Image Sizes by 80% and Saved $2,000/Month on AWS
23+ hour, 1+ min ago (15+ words) Multi-stage builds, minimal base images, and runtime optimization techniques for C, Java, and Python deployments....
Two Nodes Can Preserve Availability. They Can't Preserve N+1 Capacity.
1+ day, 6+ hour ago (143+ words) Two-node edge deployment no longer means what it meant two years ago. Red Hat now has two... Tagged with virtualization, openshift, kubernetes, devops....