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Reference Architecture for a High Scale Moodle Environment on Azure

GuilhermeFrança's avatar
GuilhermeFrança
Icon for Microsoft rankMicrosoft
Feb 19, 2025

This project deploys a robust infrastructure on Azure to handle a high scale moodle installation. This environment is able - and tested - to handle 400k concurrent users.

Introduction  Moodle is an open-source learning platform that was developed in 1999 by Martin Dougiamas, a computer scientist and educator from Australia. Moodle stands for Modular Object-Oriented ...
Updated Feb 20, 2025
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rafaellorente1985's avatar
rafaellorente1985
Copper Contributor
Jun 09, 2026

Hello, I have been trying a similar implementation and ran into an issue related to the lag between the Primary Database and the replica. Microsoft documents the following: https://learn.microsoft.com/en-us/azure/postgresql/read-replica/concepts-read-replicas#considerations However, a lag of up to one minute is way too high for Moodle." Could you give me some considerations regarding this?