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Guides from the NOC

Written from running the hardware — what breaks, why, and the command that fixes it.

6 posts matching “ram” · Clear

All 6 Most read VPS 4 Hosting 1 Troubleshooting 1
VPS Choosing a VPS Plan: How Much vCPU, RAM & Disk You Need

Confused about vCPU, RAM, or disk size for your VPS? Learn how to size a plan for WordPress, WooCommerce, Node, or Docker workloads without over- or under-bu...

27 July 2026 · 7 min · 11 views Hosting Add Security Headers in cPanel: CSP, HSTS, X-Frame-Options

Missing security headers flagged in a scan? Learn how to add CSP, HSTS, X-Frame-Options, and more via .htaccess in cPanel without breaking your site.

20 July 2026 · 5 min · 6 views Troubleshooting ERR_HTTP2_PROTOCOL_ERROR: Causes and the Fix

An HTTP/2 stream was rejected as malformed. Usually a bad header, a proxy that mangles frames, or PHP emitting output after the response - here is how to find which.

31 August 2026 · 4 min · 26 views VPS IP Warmup for a New VPS Mail Server: Avoid the Spam Folder

New VPS mail server landing in spam despite correct SPF/DKIM/DMARC? Learn the IP warmup ramp-up schedule that builds sender reputation properly.

19 August 2026 · 5 min · 8 views VPS Install MongoDB on a VPS: Setup, Auth & Remote Access Fixes

Install MongoDB on an Ubuntu VPS, enable SCRAM authentication, open remote access safely, and fix the connection errors that trip people up most.

22 July 2026 · 6 min · 10 views VPS VPS Resize Won't Show New Disk Space? How to Fix It

Resized your VPS but the extra disk, RAM, or CPU still isn't showing up? Learn why partitions don't auto-grow and how to safely expand them with growpart.

16 July 2026 · 6 min · 23 views