During the processing of Huawei's distributed block service IO stack, the block service of the EDS node writes the data for the write request. Into the cache, the read request is first hit in the index, if it is not hit, it is read from the cache.
A. True
B. False
How does the InfoScanner feature send the single-selected file path that needs to be checked and killed to the disease prevention?
A. Poison proxy server
B. Snapshot
C. Polling
D. Deduplication
E. Concurrency
What are the advantages of Huawei's scale-out file storage over traditional NAS storage multi-choice systems?
A. Fast failover, the failure of a single node in the cluster does not affect the business
B. Multi-node cluster, load balancing, global cache, providing strong performance
C. The engine cluster is followed by SAN storage, and the SAN storage can be heterogeneous storage
D. Scalable scale-out engine architecture
The following statements about Thin lun and multi-select Thick LUN of Huawei Oceanstor storage are wrong:
A. Both Thick LUN and Thin LUN need to be configured with initial capacity
B. Both Thick LUN and Thin LUN can be configured in the same storage pool
C. Both ThickLUN and Thin LUN can be greater than or equal to the available capacity of the storage pool where they are located
D. Both Thick Lun and Thin LUN can be created in batches
Single Choice Company A plans to adopt hyper-convergence to realize the rapidly changing information needs of the enterprise. The following items are the architectural features of hyper-convergence ()
A. Business-centric Scale-Out architecture
B. Data-centric Scale-Up architecture
C. Data-centric Scale-Out architecture
D. Computing-centric Scale-Up architecture
HDD and SSD hard drives show huge performance differences under different IO patterns Huawei.
The Append Only Plog technology in distributed storage can provide the best down-disk performance model for different hard disk types.
A. True
B. False
In the SmartQuota feature of Huawei Oceanstor hybrid flash storage, you can select the capacity quota limit or file number configuration. For the same directory, user or user group, the two quota limit methods cannot be selected at the same time.
A. True
B. False
A bank's production center and disaster recovery center use Huawei's hyper-converged storage, and replication between sites.
The link is recommended to be within 3000 KM, the minimum connection bandwidth is not less than two-way 10 Mbps, and the average write bandwidth of the replication volume is less than that of remote replication bandwidth.
A. True
B. False
Huawei's hyper-converged storage uses a distributed hash algorithm, which of the following processes occur on the server side ()
A. Write cache
B. Partition mapping OSD
C. Map the location on the disk
D. Hash calculation Partition
In the application scenario of sequential writing, for RAID10, the more single-select disks, the better.
A. True
B. False
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