Topic

Deployment guides and tutorials

A deploy is only done when the new version is ready and serving. These posts walk through shipping, gating on health and checking the result from a script.

RSS for Deployments All guides

tutorial Oct 24, 2026 3 min read

Roll Back a Failed Docker Deploy Without Downtime

Ship a broken release on purpose, watch your users stay on the old version, then roll back with one command. Real commands, real output, self-hosted.

Docker
Deployments
Rollback

tutorial Oct 24, 2026 6 min read

Restart a Docker Container Without Downtime

Restart a Docker app with one command and zero failed requests, then see what a plain stop and start costs. Real output from a self-hosted run.

Docker
Deployments
Zero downtime

tutorial Oct 24, 2026 5 min read

Update the PHP Docker Image Security Patch, No Downtime

Move a Dockerized PHP app from 8.4.26 to the 8.4.27 security release with zero failed requests, pin the image by digest, and see a bad update get refused.

PHP
Docker
Security

tutorial Oct 24, 2026 8 min read

Node Graceful Shutdown in Docker: Handle SIGTERM on Deploy

Why docker stop takes 10 seconds on a Node app and resets in-flight requests, and the handler that fixes it. Measured exit codes, timings and deploy runs.

Node.js
Docker
SIGTERM

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