Warning: In correlation with the end of life (EOL) date for MSR 3.1.x, Mirantis stopped maintaining this documentation version as of 2025-09-27. The latest MSR product documentation is available here.

System requirements on Swarm

Herein, we offer detail for both a minimum resource allotment as well as guidelines for an optimum resource allotment.

Minimum resource allotment

Verify that at a minimum your system can allocate the following resources solely to the running of MSR:

Component	Requirement
Nodes	One Linux/AMD64 worker node, running Docker Swarm: 16 GB RAM 4 vCPUs
Docker Swarm command line tool	docker swarm
Storage	One cloud storage bucket, such as Amazon S3, with at least 88 GB of space reserved.

Recommended resource allotment

For optimal performance, Mirantis recommends that you allocate the following resources solely to MSR:

Component	Requirement
Nodes	Three Linux/AMD64 worker nodes, running Docker Swarm, each with: 16 GB RAM 4 vCPUs
Docker Swarm command line tool	docker swarm
Storage	One cloud storage bucket, such as Amazon S3, with at least 113 - 188 GB of space reserved.