What server do you need for a Discourse forum?

What server do you need for a Discourse forum?

Discourse is one of the best platforms for creating modern forums. It requires proper server configuration to ensure stable and fast performance. This guide outlines the server requirements, how to install it using sudo ./discourse-setup.

Which server to choose for Discourse?

Minimum requirements:

• RAM: 2 GB (suitable for small forums with up to 100 active users daily).
• CPU: 2 cores.
• Disk: SSD with at least 10 GB.
• Operating System: Ubuntu 22.04 or 20.04 (64-bit).
• Extras: Docker, PostgreSQL.

Recommended for medium forums:

• RAM: 4–8 GB.
• CPU: 4 cores.
• Disk: SSD with at least 40 GB.
• Network: At least 100 Mbps, preferably 1 Gbps for larger communities.

For large forums:

• RAM: 16–32 GB.
• CPU: 8–16 cores.
• Disk: SSD with at least 100 GB.

How to install Discourse using sudo ./discourse-setup

1. Prepare the server: Install the latest version of Ubuntu Server (22.04 or 20.04). Ensure root access is available.
2. Install Docker:

   sudo apt update && sudo apt upgrade -y
   sudo apt install -y docker.io
   sudo systemctl start docker
   sudo systemctl enable docker

3. Download Discourse: Clone the Discourse repository to /var/discourse:

   sudo git clone https://github.com/discourse/discourse_docker.git /var/discourse
   cd /var/discourse

4. Run discourse-setup:

   sudo ./discourse-setup

   The system will prompt you to enter the domain, email server, and admin email. After completion, Discourse will be ready to use.