In the following statement about the features of Huawei SmartQuota, which options are correct to choose ()

Possible causes of common business failures of the Huawei OceanStor 9000 storage system include:

A company deployed multiple block service applications on the same Huawei distributed storage device, including daily backups, database organization, and ticketing.
According to periodic settlement, the administrator finds that these services will extremely consume system resources during a certain period of time. If it occurs during working hours, it will affect Affect other interactive businesses. Administrators use QoS features to limit the consumption of storage resources by these services according to their occurrence time period.
Avoid affecting production business or interactive business. Administrators should consider which resources to restrict ()

When planning and designing storage solutions, if customers pay attention to the satisfaction of performance, which of the following aspects should be planned and designed ()

During the offline upgrade of Huawei Oceanstor 9000 software version, there will be a single selection of interrupt service operation, and the service interruption time depends on the upgrade.
execution time