When Using Alibaba Cloud SLB, You Can Set Different Weights

Multiple Choice

When using Alibaba Cloud SLB, you can set different weights for backend ECS instances. The higher the weight of a backend ECS instance, the more load will be assigned to it. If an SLB instance has 5 ECS instances in the backend server pool, all of which are healthy. Among these 5 ECS instances, the weight of ecs_inst1 is set to 100. Which of the following statements is correct?

A) We do not know the weight settings of the remaining 4 ECS instances, so we cannot tell what would happen.
B) 100% of loads will be assigned to ecs_inst1, and the rest 4 ECS instances will stay idle.
C) Based on SLB's working mechanism, approximately 20% of loads will be assigned to ecs_inst1.
D) Based on request level parameters of external requests, all requests with a request level parameter of 100 will be transferred to ecs_inst1.