Explore DevOps practices, tools, and automation strategies for infrastructure management, continuous deployment, and scaling in Linux and cloud environments.
Replace static database credentials with HashiCorp Vault dynamic secrets. Automatic rotation, bounded blast radius, and audit trails. Full production guide.
Build a global CDN with Nginx for $10/month. Route traffic to edge nodes by location, cache static content faster, and save vs. Cloudflare Pro.
Master PostgreSQL autovacuum tuning to eliminate table bloat, boost query performance, and prevent transaction ID wraparound in high-write workloads.
Deploy Kafka without ZooKeeper using KRaft mode. Learn cluster sizing, configuration, and JMX metrics integration for production-ready self-hosted Kafka.
Master MySQL/MariaDB replication with GTIDs: prevent split-brain, monitor lag, and ensure consistent data across your database cluster.
Learn to centralize secrets with HashiCorp Vault. Cover KV storage, Transit encryption, and AppRole machine authentication for self-hosted setups.
Learn Helm chart development from scratch. Master templates, hooks, library charts, and stop copy-pasting manifests. Build production-ready charts properly.
Compare Drone, Woodpecker, and Gitea Actions for self-hosted CI. Learn which CI system best fits your Gitea or Forgejo forge with detailed tradeoffs.
Compare Azure Bicep vs Terraform vs ARM. Learn key differences, real gotchas, and honest recommendations for choosing the right IaC tool.
Learn to fine-tune models locally using LoRA on your GPU. Create an automated pipeline for domain-specific adaptation without per-token costs.
