{
    "Dummy.openstack": [
        {
            "args": {
                "sleep": 0.1
            },
            "runner": {
                "type": "constant",
                "times": 4,
                "concurrency": 2
            },
            "context": {
                "users": {
                    "tenants": 1,
                    "users_per_tenant": 1
                },
                "sahara_input_data_sources": {
                  "input_type": "hdfs",
                  "input_url": "/"
                },
                "sahara_output_data_sources": {
                    "output_type": "hdfs",
                    "output_url_prefix": "/out_"
                },
                "network": {}
            }
        }
    ]
}