When the Windows copy program copies local files to the file system, the file system block size of the Huawei OceanStor V3 storage system is the default, which ensures the full use of storage space.

The composition of the backup system does not include?

An e-commerce company has configured the highest priority of I/O for the main online transaction business in the storage system, and the instant messaging and archive services are respectively low and medium priority. At this time, the I/O needs to be written in the same time period 123456 , Among which 3,5 comes from online transaction business, 2,6 comes from instant messaging, 1,4 comes from archiving business, which of the following I/O writing sequence is wrong? (Multiple Choice)

Create a Thin LUN on Huawei OceanStor V3 with a capacity of 100G and an initial allocated capacity of 10G. After the LUN is mapped to the Windows 2012 host, the corresponding disk is scanned on the host. The displayed capacity of the disk should be 10G.

Which of the following two descriptions is correct?
Description 1: Synchronous remote replication. When the primary storage fails, the amount of data loss can be zero.
Description 2: When the host is a Linux-based file system, asynchronous remote replication must be used.