MSR 4.0 reaches End of Life (EOL) on July 17, 2026. To maintain support and receive updates, Mirantis recommends upgrading to the latest version.

Reference Architecture

The diagram shown below is the high-level architecture of the MSR 4 solution.

As per the diagram, the MSR 4 solution contains:

• Consumers Layer
• Fundamental Services Layer
• Data Access Layer

MSR can also be integrated with various auxiliary services, for more information refer to integration.