In the HyperMetro active-active solution, it is recommended that UltraPath be installed on the host.
Both HDD and SSD hard disks show huge performance differences under different IO patterns. The Append Only Plog technology in Huawei's distributed storage can provide the best down-disk performance model for different hard disk types.
Before a customer purchases Huawei storage devices for video surveillance, backup, and archiving, what factors do they need to consider?
An enterprise customer plans to purchase Huawei Oceanstor 9000 to meet its 10PB data storage needs. The customer chooses Oceanstor 9000 C36 nodes, which are equipped with 4T SATA disks, and 4+2 distributed RAID storage methods are used between nodes.
Assuming that the system loss (including the possession of metadata and system data, hard disk loss, etc.) is 10%, in theory, how many C36 nodes does the customer need to purchase at least to meet its business data storage requirements?
A remote replication consistency group is in normal state.
Before initiating a primary/secondary switchover for that consistency group, which operation must be performed?
