DevOps & Linux
Moving to a new server usually comes with downtime, missing mail or half-broken sites. Done properly, the migration carries everything across with minimal interruption and keeps both mail and SEO inta..
A server that feels slow is often not short of hardware — it is short of sensible settings. Tuning Linux around your actual load extracts more from what you already pay for.
What gets analysed
CPU lo..
Backups are what people remember once it is already too late. A reliable backup system protects against data loss from failure, mistake or compromise — provided it is automated, offsite and verified b..
Without monitoring you find out about a problem when the site is already down. Prometheus and Grafana give you the full picture in real time — and alerts before something fails outright.
What gets mon..
The database is often a site’s main bottleneck. The default MariaDB/MySQL settings know nothing about your data volume or your RAM. Tuning speeds up queries and makes the database stable under load.
T..
Let's Encrypt issues free 90-day certificates with automatic renewal. Here is how to set it up on Nginx.
Installing Certbot
apt install certbot python3-certbot-nginx
certbot --nginx -d yourdomain.com..
HestiaCP is a free alternative to cPanel for a VPS. Here is how to install and configure it in 2025.
Requirements
Ubuntu 22.04 or Debian 12 (recommended)
RAM: 1 GB minimum, 2 GB+ recommended
A clean..
GitHub Actions lets you automate testing and deployment on every push. Here is a ready-made workflow for a PHP project.
Workflow structure
.github/workflows/deploy.yml
The full workflow
name: Deploy..
fail2ban is the first line of defence against automated attacks. Configured properly, it stops 99% of brute-force traffic.
Installation
apt install fail2ban
systemctl enable --now fail2ban
Base conf..
Docker lets you run the same stack locally and on the server. Here is a minimal configuration for a PHP project (OpenCart or WordPress).
Project layout
project/
├── docker-compose.yml
├── .docker/
│ ..
Cloudflare Free gives you CDN, WAF, SSL and DDoS protection at no cost. Most sites see a real improvement in both speed and security.
Connecting the domain
Sign up at cloudflare.com
Add a Site → ent..
Getting Nginx and PHP-FPM right is the foundation of a fast e-commerce server. Here is a practical checklist drawn from real production work.
PHP-FPM: choosing the PM mode
On a VPS with fixed RAM, use..
Cloudflare WAF is the first line of defence for any online store. This guide covers the practical side: custom rules, rate limiting and bot protection.
Baseline custom rules
Start by blocking suspicio..
The question of whether it is time to move from shared hosting to a VPS usually arises from a symptom rather than from theory: the store started slowing down at peak hours, or the host sent an email a..
Most stores are maintained on a "when it breaks, find someone" basis. That works right up until it breaks on a Friday evening before a sale.
What should be under watch
Availability. An automated ext..