Tag: devops

Automate a full WordPress stack deployment, Docker, nginx, and MySQL, using Ansible playbooks instead of clicking through wizards.

Ansible, Puppet, Salt, and Chef all do configuration management, but they're very different. Pick the right one before you commit.

Speed up Ansible playbooks with pipelining, forks, fact caching, and async tasks, stop watching the spinning wheel on every play.

Automate Docker container deployment with shell scripts, cron, and Ansible, stop SSHing in and restarting things by hand.

Logs, metrics, and traces for Docker containers, Prometheus, Loki, Grafana, and OpenTelemetry to know what's happening inside your stack.

Docker needs a daemon; Podman doesn't. Compare architecture, rootless support, Compose compatibility, and which one belongs in your workflow.

Decode the postgresql:// connection string, host, port, database, SSL mode, and the gotchas that cause connection refused at deploy time.

Zabbix is enterprise-grade monitoring that you can self-host, agents, templates, triggers, and dashboards for your entire home lab.

Talos OS is an immutable, API-driven OS designed purely for running Kubernetes, no SSH, no package manager, pure GitOps.

Monitor Linux servers with htop, iostat, netstat, vmstat, and Prometheus, pick the right tool for CPU, memory, disk, and network issues.

Your logs are in journald, not /var/log. journalctl queries that work, awk patterns that hold up, and five popular one-liners that quietly return nothing.

Move beyond single containers, Docker Compose lets you define and run multi-service apps with one YAML file and one command.