DevOps – Page 4 – ITFROMZERO

Build Your Own Git Server & CI/CD with Gitea: Lightweight, Fast, and Completely Private

By admin May 30, 2026

A guide to building your own private Git Server and CI/CD system using Gitea Actions on Ubuntu. An optimized, lightweight solution for low-resource VPS.

Git

Don’t Let ‘Cable Breaks’ Disrupt Your Progress: A Guide to Automated Repository Mirroring from GitHub to GitLab and Bitbucket

By admin May 30, 2026

Learn how to automate source code synchronization between GitHub, GitLab, and Bitbucket. Secure your data, avoid downtime risks, and optimize dev team workflows.

Database

Installing FerretDB: How to Run MongoDB on PostgreSQL to Simplify Your Infrastructure

By admin May 30, 2026

Install FerretDB to run MongoDB on PostgreSQL: The perfect solution to save resources, simplify DevOps workflows, and escape MongoDB SSPL licensing hurdles.

Monitoring

Prometheus Recording Rules and Alerting Rules: Optimize Queries and Build Reliable Alerts for Production

By admin May 29, 2026

Prometheus Recording Rules speed up Grafana dashboards by pre-computing complex metrics on a schedule. Combined with properly configured Alerting Rules — using the `for` parameter appropriately — you eliminate alert flapping and build a reliable alerting system for production environments.

Docker

How to Set Up Nginx Proxy Manager with Docker Compose: Reverse Proxy and Automatic SSL via Web UI

By admin May 29, 2026

Nginx Proxy Manager lets you manage reverse proxies and automatic SSL through a web interface, running entirely inside Docker. This article compares popular proxy solutions, weighs their trade-offs, and walks you through a real-world deployment with Docker Compose step by step.

Virtualization

QEMU ARM64 Emulation on Linux: Running Raspberry Pi OS and Android for IoT Development

By admin May 29, 2026

A practical guide to installing QEMU and emulating ARM64 on Linux to run Raspberry Pi OS and Android without real hardware. Covers real-world IoT development workflows: cross-compilation, Docker buildx for ARM64, snapshots, and shared folders.

Git

Git Maintenance: Boosting Performance for Repositories with Thousands of Commits

By admin May 29, 2026

Is your Git repository slowing down? Use git maintenance to automatically optimize, reducing git status and fetch times for large projects effectively.

Virtualization

How to Install and Use gVisor to Secure Containers: Running Docker with an Isolated Kernel

By admin May 28, 2026

gVisor is a sandbox runtime for Docker that places a virtual kernel layer (Sentry) between the container and the host kernel to prevent container escape. This guide covers installing runsc, configuring Docker, and verifying the sandbox with practical command examples.

Database

Percona Monitoring and Management (PMM) Setup Guide: Advanced MySQL and PostgreSQL Monitoring

By admin May 28, 2026

PMM is a tool that gives you deep visibility into MySQL and PostgreSQL performance. This guide covers quick setup and real-world Query Analytics optimization tips.

Database

Optimizing PostgreSQL with pgpool-II: Real-world Pooling, Load Balancing, and Caching Solutions

By admin May 28, 2026

Is your PostgreSQL system overloaded with connections? Discover how pgpool-II solves connection pooling, load balancing, and query acceleration in this practical guide.