How to Migrate Docker Compose to a New VPS Without Downtime: Preparing the Server, Migrating Docker Volumes, Databases, and Files, Testing the Project, and Safely Switching DNS.
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Configuring Automatic Updates for Ubuntu Server Using unattended-upgrades and Canonical Livepatch. Automatic installation of security updates, checking for the need to reboot, and best practices.
Configuring Rate Limiting in Nginx: How to Limit the Number of Requests and Protect Your Server from Simple DDoS Attacks, Bots, and Brute-Force Attacks. Configuration Examples and Tips.
How to Disable IPv6 on Ubuntu Server 22.04 and 24.04: Step-by-Step Instructions Using sysctl, Netplan, and GRUB, Checking Settings, and Recommendations for VPS and Dedicated Servers.
Configuring the time zone and NTP on a Linux server: verifying the time, selecting a time zone, synchronizing via Chrony and systemd-timesyncd, Docker operation, and troubleshooting common issues.
Netdata lets you quickly set up VPS monitoring without complicated configuration. We’ll walk you through the installation, key metrics, Docker monitoring, notifications, and a comparison with Grafana.
What is reverse DNS (PTR), why is it needed, and why does the lack of it cause email delivery issues? We’ll walk you through setting up PTR records, verifying them, and common mistakes made by administrators.
Learn how to migrate a WordPress site to a VPS without Docker or Kubernetes. Step-by-step guide with Nginx, MariaDB, HTTPS, optimization tips and common migration mistakes.
Find out what the HTTP 504 Gateway Timeout error means, why it occurs in Nginx, Cloudflare, Docker, and Kubernetes, and how to properly diagnose and resolve the issue.
SFTP for secure file transfer: setup on Linux, SSH keys, commands, and best practices. Learn how to configure, use, and protect file transfers on your server.
