单选题A customer is planning on establishing a Global Mirror between two Storwize V7000 storagearrays. The customer is planning to lease an IP WAN connection between sites for the tasks andis running a SAP (database) application on Oracle. Which of the follo
题目
单选题
A customer is planning on establishing a Global Mirror between two Storwize V7000 storagearrays. The customer is planning to lease an IP WAN connection between sites for the tasks andis running a SAP (database) application on Oracle. Which of the following planning considerationsis most important?()
A
the distance between sites needs to be less than 100 kilometers
B
consistency groups should be created to maintain write order on the remote mirror
C
ensure sufficient bandwidth exists on the link based on average application workloads
D
ensuring a low round trip latency of less than 30ms on the WAN connection is required