DevOps Blogs.

Velero and etcd snapshots protect different layers of a cluster, not the same thing. Here's what each covers and why production DR needs both.

Istio Ambient killed the sidecar-tax argument. The real 2026 decision is waypoint topology and Buoyant's licensing shift, not features vs simplicity.

Direct Connect vs VPN isn't really either/or for production — it's a primary-plus-failover pattern. Here's how to design it, and when either/or is right.

Ingress-nginx retired in March 2026. Here's how Traefik and the Gateway API actually compare as replacements — and why "just swap it" is the wrong frame.

BigQuery vs Redshift vs Synapse compared for 2026 - pricing units, serverless maturity, and the Fabric question every Azure team now has to answer.

OPA Gatekeeper vs Kyverno compared for 2026 - Rego vs YAML, mutation maturity, operational overhead, and which policy engine fits your cluster.

Helm vs Kustomize compared for 2026 - templating vs patching, Helm 4's new features, and why most production teams end up running both.

Prometheus, Datadog, and New Relic compared for 2026 - real pricing at scale, hidden cost drivers, and which fits a Kubernetes-heavy stack.

Cluster Autoscaler vs Karpenter compared for EKS in 2026 - provisioning speed, bin-packing, cloud support, and when each is the right default.

AWS, GCP, and Azure service names mapped side by side, plus the VPC, IAM, and serverless limit differences that break naive migrations.

Lambda vs Fargate vs EC2 Spot, at the crossover where Lambda stops being cheaper — 2026 pricing, invocation thresholds, and interruption math.

GKE, EKS, and AKS compared for 2026 - control plane pricing, Autopilot vs Karpenter vs Node Auto Provisioning, and which platform actually fits your team.

Bash, Zsh, and Fish compared for 2026 - startup time, scripting compatibility, and why the right answer usually involves using two of them.

AWS Secrets Manager, Parameter Store, and HashiCorp Vault compared for 2026 - cost math, rotation, multi-cloud fit, and the Vault-to-OpenBao fork.

HCP Terraform, Terraform Enterprise, and self-hosted backends compared for 2026 - RUM pricing, migration cost, and when self-hosting still wins.

Rsync, scp, and sftp compared for real Linux deployment workflows - speed, resumability, and which one actually fits your task.

Docker Compose vs Kubernetes for 2026 - the real signals that mean you're ready to migrate, and why staying on Compose longer is usually correct.

K3s, full Kubernetes, and MicroK8s compared for 2026 - resource footprint, production readiness, and which fits edge, homelab, or cloud workloads.

Checkov, Trivy, and Terrascan compared for Terraform IaC security scanning in 2026 - including the tfsec merger and Terrascan's archival.

Terraform, Pulumi, and OpenTofu compared for 2026 - licensing, language, provider ecosystem, and migration cost, with a real decision table.

Most cloud security incidents start with a misconfigured VPC. Here's how to harden every layer — subnets, Security Groups, NACLs, and IAM — for production.

Event-driven architecture on AWS decouples services and absorbs traffic spikes using SQS, SNS, EventBridge, and Lambda — workflows that scale themselves.

Choosing S3, RDS, or DynamoDB wrong costs you in performance, cost, and scalability. Here is a practical decision guide based on your actual access patterns.

AWS bills surprise teams every month. Here are the 8 concrete actions that cut cloud spend by 40-60% without touching your application architecture.

EC2, Lambda, or Fargate — choosing the wrong AWS compute option costs you money and performance. Here is exactly when to use each one in production.

A 1.2GB Node.js Docker image became 180MB with three changes. Here is exactly what changed, why it worked, and the 2026 benchmark numbers for other languages.

GitHub Actions, GitLab CI, and Jenkins compared for 2026 — syntax, cost, security, and which one to choose based on your team's real requirements.

The exact sequence of Linux commands to run when a production server is degraded — CPU, memory, disk, network, logs, and a real incident walkthrough.

The 2025 DORA report shows incidents per pull request rising sharply as AI coding agents ship more code. Here is what that means for your on-call rotation.

Ship to 5% of users first and auto-rollback in minutes — a hands-on guide to canary deployments with Argo Rollouts and Flagger on Kubernetes.

A blameless postmortem finds the system cause, not a culprit. Get the full template: timeline, Five Whys, action items, and meeting format.

Supply chain attacks are rising, and some scanners meant to catch them have been compromised. Here's how to add SBOM and dependency scanning safely.

Terraform state is simple solo and a nightmare when five teams share it. Here's the guide to remote backends, locking, and drift management at scale.

OpenTelemetry unifies metrics, logs, and traces under one open standard — how it works, what it replaces, and how to instrument a service in 20 minutes.

Average Kubernetes CPU utilization across production clusters is 8%. Here is the complete 2026 playbook for cutting cloud spend without touching your SLOs.

Replace scattered DevOps toolchains with a paved road — a practical guide to building an Internal Developer Platform using Backstage.

ArgoCD and FluxCD are the two dominant GitOps engines for Kubernetes in 2026 — this breakdown tells you exactly which one to pick and why.

AI SRE agents correlate metrics, logs, and deploys to name a root cause in minutes. See how they work and what to set up first.