A company purchased a Huawei hybrid flash system. The current service information is as follows:
1. Online transaction service: random write I/Os account for 80%.
2. Online query service: sequential reading I/Os account for 90%.
3. Configured with SSD, SAS disk and NL-SAS disk.
Which of the following plans for storage engineers to plan storage services is unreasonable?

A bank enabled the SmartTier! feature for the storage space of the bill trading system. During the I/O monitoring process, it was found that the data access written by the business was very high.
Which of the following configurations can optimize performance? (Multiple Choice)

Regarding the file deduplication and compression feature of Huawei OceanStor hybrid flash storage, which of the following statements is false?

In the Huawei HyperMetro active-active solution, when the link of the active-active data center fails, the priority site can submit the arbitration first, so that the priority site wins the arbitration first and can continue to provide host services.

To prevent Hyper CDP from taking up too much storage space, which of the following capacity thresholds can an administrator set on a storage pool? (Multiple Choice)