Possible causes are as follows:
- The service is not interconnected with Cloud Eye. To check whether a service has been interconnected with Cloud Eye, see Services Interconnected with Cloud Eye.
- The service has been interconnected with Cloud Eye. However, the collection and monitoring frequency for each service varies. The data may have just not been collected yet.
- The ECS or BMS has been stopped for more than 1 hour.
- The EVS disk has not been attached to an ECS or BMS.
- No backend server is bound to the elastic load balancer or all of the backend servers are shut down.
- It has been less than 10 minutes since the resource was created.