Servers & OS
AHCI vs RAID: How BIOS Storage Modes Affect SATA, NVMe, and Windows
Choose AHCI or RAID mode in BIOS for SATA, Intel RST, and NVMe, and learn how to switch storage modes without breaking Windows.
Samer 11 min read
The Cloudzy Blog
Notes from the independent cloud.
VPS, AI hosting, Linux, Windows, self-hosted tools, written by builders who run the servers behind the words.
AI & Machine Learning
What Is Privacy-Preserving Machine Learning?
Privacy-preserving machine learning protects sensitive data with federated learning, differential privacy, FHE, and SMPC. Learn what each can and can't do.
Bruce 17 min read
Cloud Architecture & IT
RTX 4090 vs. A100 for CAD: Which GPU VPS Do You Actually Need?
RTX 4090 vs A100 for CAD: choose RTX 4090 for viewport work, A100 for FEA/CFD compute, RTX PRO 6000 Blackwell for professional CAD production.
Samer 18 min read
Security & Networking 
Nick Silver 9 min read
How to Secure a Windows VPS: The Hardening Checklist
How to secure a Windows VPS: patch it, harden RDP with NLA and lockouts, tighten firewall rules, enable Defender, and test backups.
Nick Silver 9 min read 
Developer Tools & DevOps
How to Set Up Uptime Kuma on a VPS
Follow this Uptime Kuma VPS setup with Docker Compose, Caddy HTTPS, Telegram, Discord and Slack alerts, a public status page and independent monitoring.
Chike 10 min read
Remote Access & Workspace 
Rexa Cyrus 13 min read
What Is RDP: Remote Desktop Protocol and RDP Servers
RDP can mean Microsoft's Remote Desktop Protocol or, on hosting sites, a Windows server with RDP enabled. Learn how each works and which one you need.
Rexa Cyrus 13 min read 
Remote Access & Workspace Nick Silver 12 min read
What Is PC Over IP? PCoIP Technology Explained
PCoIP is a display protocol that streams a whole desktop as pixels. HP, Omnissa, and AWS have set end dates for it. Here's what it is and what replaces it.
Nick Silver 12 min read 
Web & Business Apps
I Replaced My Social Media Scheduler With a Self-Hosted n8n Workflow
I swapped a paid social scheduler for a self-hosted n8n workflow across X, LinkedIn and Instagram. Here's the cost, what broke, and who shouldn't bother.
Leister 10 min read
Security & Networking 
Pius Bodenmann 12 min read
How to Set Up WireGuard VPN on a VPS
Learn how to set up WireGuard VPN on an Ubuntu VPS with secure keys, IPv4 routing, firewall rules, client configs, QR import, and clear troubleshooting steps.
Pius Bodenmann 12 min read 
Developer Tools & DevOps
Setting Up a Grafana + Prometheus Monitoring Stack on Your VPS (Docker Compose Guide)
Prometheus + Grafana Docker Compose setup for one VPS, with Node Exporter, Caddy HTTPS, dashboard 1860, and secure multi-server monitoring.
Chike 14 min read
Cloud Architecture & IT
VPS vs. Dedicated Server: Which One Actually Fits Your Workload
VPS vs dedicated server, decided by workload: the utilization, steal-time, and cost-crossover thresholds that tell you when a VPS stops being enough.
Jonas 15 min read
Developer Tools & DevOps
The Self-Hosted Developer Productivity Stack: Replacing GitHub, Vercel, and Sentry on One VPS in 2026
Build a self-hosted developer stack. Compare Forgejo, Coolify, GlitchTip, VPS sizing, costs, and security trade-offs.
Samer 18 min read
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