Practical guides to Git, CI/CD, Ollama, and Azure
Cilium mTLS ztunnel doesn’t need a SPIRE server — and that’s actually the second-biggest news here. The bigger story: Cilium’s older, SPIRE-based “Mutual Authentication” feature is now officially deprecated, with removal targeted for v1.21. If you adopted it, you’re migrating… Read moreCilium mTLS ztunnel: Sidecar-Free Encryption Explained
Kubernetes OOMKilled with exit code 137 means the Linux kernel killed your container’s process for using more memory than it was allowed. Sometimes that’s the container’s own memory limit. Sometimes the whole node ran out of memory and your container… Read moreKubernetes OOMKilled (Exit Code 137): Causes and Fixes
ECS vs EKS comparisons usually stop at “ECS is simpler, EKS is more portable.” That’s true, but it skips the number that actually shows up on your AWS bill. ECS charges nothing to run the control plane. EKS charges $0.10… Read moreECS vs EKS: What Each One Actually Costs You
Three Kubernetes certifications exist, and each one tests a different job. The CKA is for people who run clusters. The CKAD is for people who deploy apps onto them. Securing those clusters is what the CKS covers. When you are… Read moreCKA vs CKAD vs CKS: Which Cert to Take First
We earn commissions when you shop through the links on this page, at no extra cost to you. Kubernetes runs the container workloads behind most production systems built since 2018, and running it well in 2026 means owning a lot… Read moreKubernetes in 2026: The Complete Guide for DevOps Teams
If your terraform plan started throwing schema errors after a routine provider update, you’re probably looking at the Terraform Helm provider migration from v2 to v3. HashiCorp rewrote the provider on top of the Terraform Plugin Framework in v3.0.0, and… Read moreTerraform Helm Provider Migration: v3 Breaking Changes
Kubernetes 1.36 shipped on April 22, 2026, and it’s a security-and-hardware release more than a feature release. Eighteen enhancements graduated to stable, 25 moved to beta, and the two changes most teams will actually notice are User Namespaces going GA… Read moreKubernetes 1.36: What’s New and What Breaks
Most Kubernetes security tools scan for misconfigurations — pods running as root, missing network policies, RBAC roles that are too permissive. Those checks matter, but they don’t tell you what’s actually happening at runtime. A container could be perfectly configured… Read moreFalco on Kubernetes: Runtime Security with eBPF
Helm 4 shipped in November 2025. Eight months later, most teams are still running Helm 3 in production CI/CD because it works. But Helm 3’s final feature release lands September 9, 2026, and security patches stop completely on February 10,… Read moreHelm 4 Migration Guide: What Breaks and How to Fix It Before EOL
Running PostgreSQL in Kubernetes used to be a bad idea. StatefulSets were tricky, persistent volumes were unreliable, and failover meant data loss. Most teams defaulted to managed cloud databases and called it done. That calculus has changed. CloudNativePG — the… Read morePostgreSQL on Kubernetes — Complete Setup Guide with CloudNativePG