A company uses the CIFS protocol for file sharing, and uses the Homedir sharing method according to the security policy.
All users access the folder and write space.
When the disk is not accessible, what kind of reconstruction method is used when writing to the disk?
The NAS engine and the storage unit are interconnected by Ethernet switches.
Regarding the traditional model and cloud computing model, high reliability in the data center and cross-data center disaster recovery methods, the following says
What is wrong?
When UltraPath is installed on the application server, the operating system can automatically identify the LUN mapped to the host, and
There is no need to restart the host.
The dual-controller storage system generally contains a mirror channel, and data written to the storage system cache will be written through the mirror channel
Into the peer controller.
The steps of asynchronous remote replication multi-point technology, is the following statement correct?
(1) A new time slice (T2, P2) is generated in the cache of the master LUN and the slave LUN at the start of each replication cycle
(2) The newly written data of the host is cached in the time slice T2 of the main LUN Cache, responding to the completion of the host
(3) The master and slave LUNs each release the received data
(4) Copy the data of time slice T1 directly to the slave LUN and write it to the time slice P2 of the slave LUN
Regarding HUAWEI OceanStor storage dynamic tiered storage technology, which of the following descriptions is incorrect?
In the FC protocol, which of the following layers is responsible for encoding and decoding?
A, FC-0
B, FC-1
C, FC-2
D, FC-3
The SATA connector can support both SATA and SAS hard drives.
Backup is concerned with data recoverability, and disaster recovery is concerned with business continuity.
The number of erasable times of the storage medium cell of the SSD disk is limited. Multiple erasing causes the wear of the SSD, which also makes the SSD
Has a limited period of use, which is related to the number of specific erasures.
A, yes
B, wrong
What are the challenges facing traditional data centers? (Multiple choice)
Regarding the advantages of DAS, the following description is correct: (multiple choice)
What are the application scenarios of the SAN solution? (Multiple choice)
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