name : create-system-instance.rst **To create a system instance** The following ``create-system-instance`` example creates a system instance. The value of ``MySystemInstanceDefinition`` is the GraphQL that models the system instance. :: aws iotthingsgraph create-system-instance -\ -definition language=GRAPHQL,text="MySystemInstanceDefinition" \ --target CLOUD \ --flow-actions-role-arn myRoleARN Output:: { "summary": { "id": "urn:tdm:us-west-2/123456789012/default:Deployment:Room218", "arn": "arn:aws:iotthingsgraph:us-west-2:123456789012:Deployment/default/Room218", "status": "NOT_DEPLOYED", "target": "CLOUD", "createdAt": 1559249315.208, "updatedAt": 1559249315.208 } } For more information, see `Working with Systems and Flow Configurations <https://docs.aws.amazon.com/thingsgraph/latest/ug/iot-tg-sysdeploy.html>`__ in the *AWS IoT Things Graph User Guide*.