In correlation with the end of life (EOL) date for MSR 4.0.x, Mirantis
stopped maintaining this documentation version as of July 17, 2026. The
latest MSR product documentation is available
here.
Prerequisites#
The system requirements for running Mirantis Secure Registry are presented in the following table:
Hardware#
The following hardware requirements outline the resources that must be available on the worker node to run MSR 4 services effectively.
| Resource | Minimum | Recommended |
|---|---|---|
| CPU | 2 CPU | 4 CPU |
| RAM | 4 GB | 8 GB |
| Disk | 40 GB | 160 GB |
Software#
The following software requirements must be met to run the MSR 4 workload successfully.
| Software | Version and Comment |
|---|---|
| Kubernetes | 1.21+ |
| HELM | 3.7+ |
| Redis | If remote and not a part of the deployment |
| PostgreSQL | If remote and not a part of the deployment |
Network#
Certain services will be exposed through the following ports. These ports must be accessible and configured correctly in the firewall.
| Port | Protocol | Description |
|---|---|---|
| 80 | HTTP | The Harbor portal and core API accept HTTP requests on this port. You can change this port in the configuration file. |
| 443 | HTTPS | The Harbor portal and core API accept HTTPS requests on this port. You can change this port in the configuration file. |