A shopping mall has deployed a video security system with more than 100 high-definition cameras installed to monitor the security of important places such as entrances and exits. The backend…

A shopping mall has deployed a video security system with more than 100 high-definition cameras installed to monitor the security of important places such as entrances and exits. The backend application of this system is deployed on the ECS instance of Huawei Cloud, and the data disk mounted on the ECS is used to store video data. One week after the system went online, it was discovered that the data disk capacity was insufficient. Which of the following services can the user use to quickly solve the problem of insufficient storage?