According to the physical location of the NAS engine and storage device, NAS is divided into ____. (Multiple choice)

Which one of the following operations is a daily maintenance item in the data center storage?

In a 30 TB storage resource pool, an enterprise created three 10 TB Thin LUN for the online transaction system, mail system and backup system. Since the company has just started, there is very little data on the online transaction system and mail system. The amount of old data that the backup system needs to import is about 20 TB, and the amount of data exceeds the size of the Thin LUN, causing write failure.

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

A bank purchased 1,000 servers, deployed in a distributed architecture, created multiple storage pools using the server's local hard disks, and bound storage resources with the business network, so as to ensure the elastic expansion of storage resources and improve utilization.