To exploit the different service capacities of backend ECS instances, which of the following statements is correct?

The backend server pool of an Alibaba Cloud SLB contains multiple ECS instances, which may have different service capacities.

To exploit the different service capacities of backend ECS instances, which of the following statements is correct?
A . Choose Weighted Round Robin mode to set higher weights to ECS instances with higher capacities The higher the weight of the backend ECS instance the higher chance that the instance will receive requests.
B . SLB cannot assign more requests to certain ECS instances.
C . Choose Round-Robin model and ECS instances with higher capacities will surely be assigned with more requests.
D . Choose Weighted Least-Connection mode, and ECS instances with higher capacities will surely be assigned with more requests.

View Answer

Answer: A