In the storage system of an Internet company, two services, A and B, are constantly competing for cache and network resources. Leading to longer waiting times for other businesses. Among them, the…

In the storage system of an Internet company, two services, A and B, are constantly competing for cache and network resources. Leading to longer waiting times for other businesses. Among them, the service is a transaction processing application program, and the B service is an analysis and query application program, which needs to ensure the immediate response of the A service. In order to solve this problem, the QOS priority level of the service A is higher than that of the service assigned by the engineer.