devops Archives - Page 19 of 47

Beyond 100% Uptime: A No-Nonsense Guide to Error Budgets

June 14, 2026

Error Budgets aren't just metrics—they are a social contract between Dev and Ops. Learn how to calculate SLOs, track burn rates, and implement a policy that balances feature speed with system reliability.

Networking

Active Network Service Monitoring with Prometheus Blackbox Exporter: HTTP, TCP, DNS, and ICMP Without Agents

June 13, 2026

Prometheus Blackbox Exporter lets you actively monitor HTTP endpoints, TCP ports, DNS records, and ICMP connectivity from the outside — no agents or code changes required. This guide covers setup, all four probe types, Prometheus relabeling configuration, and practical production tips from six months of real-world usage.

Linux

Linux Locale, Encoding, and Timezone: UTF-8 and Multi-Region Server Configuration Guide

June 13, 2026

Misconfigured locale and timezone are behind countless production bugs — from garbled non-ASCII characters to log timestamps that are hours off. This guide walks through setting up UTF-8 locale, system timezone, and correct encoding for Python scripts and systemd services on Ubuntu, RHEL, and inside Docker containers.

DevOps

Deploying to Google Kubernetes Engine: GKE Autopilot vs Standard, CI/CD Setup, and Real Cost Numbers

June 13, 2026

After 6 months running production workloads on GKE, here's an honest comparison of Autopilot vs Standard mode with real cost numbers, a working CI/CD pipeline using Cloud Build, and three specific optimizations that cut our bill by 38%.

DevOps

AWS CDK with TypeScript: Build Cloud Infrastructure Without Writing a Single Line of YAML

June 12, 2026

CloudFormation YAML gets unmanageable fast. AWS CDK lets you define AWS infrastructure in TypeScript — with type safety, loops, and reusable constructs that generate the CloudFormation template automatically. This guide walks through building a real S3 + Lambda + API Gateway stack from scratch.

DevOps

Docker Swarm: The Pragmatic Orchestrator for Small to Medium Projects

June 11, 2026

Docker Swarm offers a powerful, lightweight alternative to Kubernetes. Learn how to set up a cluster, deploy scalable stacks, and manage production workloads with ease.

DevOps

Stop Manual Versioning: Automate Your Releases with Semantic Release

June 8, 2026

Tired of manual versioning? Learn how to use Semantic Release and Conventional Commits to automate your software releases, generate changelogs, and improve CI/CD consistency.

DevOps

Kubernetes Compliance at Scale: Mastering OPA Gatekeeper

June 8, 2026

Secure your Kubernetes clusters with OPA Gatekeeper. This guide moves you from manual reviews to automated Policy as Code with practical examples for infrastructure compliance.

DevOps

Scaling Monitoring with VictoriaMetrics: A Practical Guide to Moving Beyond Prometheus

June 8, 2026

Tired of Prometheus OOM kills? This guide shows you how to scale your monitoring using VictoriaMetrics for better performance and 10x better disk compression.

Linux

Custom Linux Kernels: Stripping the Bloat for Speed and Security

June 6, 2026

Compiling a custom Linux kernel allows you to strip away unnecessary drivers and optimize for specific CPU architectures, leading to a faster, more secure server.