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infraestrutura

21 posts

Managed Hosting vs. VPS: Who's Responsible When Your Site Goes Down?

Managed Hosting vs. VPS: Who's Responsible When Your Site Goes Down?

Your site crashed at 2 AM. With a VPS, it's your problem; with managed hosting, it's a team's. See the real division of labor and costs.

Cleverson GouvêaCleverson Gouvêa
Upgrading Moodle 4.5 to 5: A Real-World Checklist

Upgrading Moodle 4.5 to 5: A Real-World Checklist

Moodle 5.3 LTS is out, and 4.5 loses security in October 2027. Database, /public folder, plugins, and rollback: practical roadblocks to your upgrade.

Cleverson GouvêaCleverson Gouvêa
Moodle Concurrent Users: Your Server's Real Capacity

Moodle Concurrent Users: Your Server's Real Capacity

Enrolled doesn't mean concurrent. Discover the calculations, metrics, and load testing methods to reveal your Moodle's true capacity before online exams.

Cleverson GouvêaCleverson Gouvêa
Protecting Your Web Server from Attacks: WAF, fail2ban, and Rate Limiting

Protecting Your Web Server from Attacks: WAF, fail2ban, and Rate Limiting

94% of logins on the Cloudflare network are bots. Learn how WAF, rate limiting, and fail2ban block attacks before they take down your site.

Cleverson GouvêaCleverson Gouvêa
Linux Server Hardening: Checklist for Web Servers

Linux Server Hardening: Checklist for Web Servers

Is your website running on your own VPS with no dedicated sysadmin? This checklist covers the hardening steps we apply to every inherited server, including common pitfalls that can lock you out.

Cleverson GouvêaCleverson Gouvêa
Moodle on AWS vs. Managed Hosting: The True Cost

Moodle on AWS vs. Managed Hosting: The True Cost

Your EC2 bill is just the starting point, not the total price. Egress, NAT Gateway, and staff time are the real cost drivers — and often overlooked.

Cleverson GouvêaCleverson Gouvêa
Slow Moodle: Real Causes and How to Diagnose

Slow Moodle: Real Causes and How to Diagnose

Before upgrading your Moodle server, measure. The most common causes of slowness are configuration issues—and cost nothing to fix.

Cleverson GouvêaCleverson Gouvêa
Moodle Hosting: Requirements, Costs, and Pitfalls in 2026

Moodle Hosting: Requirements, Costs, and Pitfalls in 2026

PHP 8.3, minute-by-minute cron, and moodledata outside the public folder: discover what separates a Moodle hosting plan that survives exam week from one that crashes.

Cleverson GouvêaCleverson Gouvêa