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)

Huawei's all-flash storage system uses the SmartMatrix architecture to achieve full interconnection between the front and back ends, and the failure of any one controller does not affect the normal operation of the business.

After the host installs the multipath software, which of the following descriptions are correct? (Multiple choice)

Which of the sequence of the overall reconstruction process is correct?
1. Query all CKG with CK falling on the faulty disk
2. Allocate hot spare CK to all these CKG
3. Update the CKG information to release the reconstructed CK
4. Write the reconstructed data to the hot standby CK
5. Through the RAID algorithm,
Calculate the data on the failed disk based on the data on the normal disk and the check disk

Which statements are true about the SAN network? (Select All that Apply)