{ "CinderVolumes.create_and_delete_volume": [ { "args": { "size": 1, "image": { "name": "^cirros.*uec$" } }, "runner": { "type": "constant", "times": 2, "concurrency": 2 }, "context": { "users": { "tenants": 2, "users_per_tenant": 2 } } } ] }