Migrating Your Mattermost Server: A Step–by –Step Guide

Migrating your Mattermost server to a new home doesn't need to be challenging. Follow this step-by-step guide to securely transfer your Mattermost installation, including the database and configuration files, from your source server to the destination server.

Before proceeding, ensure you have administrative access to both servers and the necessary backups in place.

Step 1: Backup Your Source Server

First and foremost, create a backup of your current Mattermost server. Refer to the Mattermost Backup and Disaster Recovery documentation for instructions.

Step 2: Upgrade Your Source Server

To avoid compatibility issues, it's crucial to upgrade your source Mattermost server to the latest version. Consult the Upgrading Mattermost Server documentation for detailed instructions.

Step 3: Install Mattermost on Your Destination Server

Install the latest version of Mattermost on the destination server.

Step 4: Configure Your Destination Server

Make sure the new instance's configuration aligns with the source server, especially regarding the database type and version.

Step 5: Stop the Destination Server

Step 6: Back up Database and config.json on Destination

Perform a backup of the destination server's database and the config.json file. Follow best practices according to your database type (MySQL/PostgreSQL).

Step 7: Migrate the Database

Transfer the database from the source to the destination server. Here's how you can do it for PostgreSQL; adapt appropriately for MySQL or other databases.