Huawei H13-624 Practice Test - Questions Answers, Page 66
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After testing, the bandwidth of the two data centers of the customer is 155Mbit/s, the peak write bandwidth of an application is 9.8MB/s, and the average The write bandwidth is 300KB/s, the average write I/O size is 4KB., and the bandwidth utilization rate is 70%. Colleagues choose active and standby synchronous remote replication for disaster recovery Scheme, the scheme:
Which of the following is the correct sequence of steps in the design of a disaster tolerance solution?
Storage capacity and disaster tolerance bandwidth calculation. B. Compatibility recognize. C. Selection of disaster recovery plan. D. Network design. E. Design of disaster tolerance function.
In the Huawei backup solution, Server-Free backup networking involves snapshot technology, which component initiates the snapshot creation Build order.
The backup situation of an enterprise application was that on February 1 (Feb 1), a single-selected full backup of all files and directories was performed, and 2 Cumulative incremental backup was performed on February 2 (Feb 2), February 3 (Feb 3), and February 4 (Feb 4).
The service disk fails, and now I want to restore to the February 4th version, what backup files are needed?
The LUN size relationship between production storage and disaster recovery storage configuration remote replication is: the capacity of the secondary LUN is greater than or equal to the capacity of the primary LUN.
In a backup structure with a primary backup domain and multiple branch backup domains, the following description is wrong:
Colleagues customized Huawei dual-active disaster recovery solutions for customers. Customers already have a set of OceanStor S5500TV2 and a set of third-party systems.
In the storage system, the two sets of equipment are placed in two data centers to implement activeactive disaster recovery. The solution:
The disadvantage of physical tape libraries is that the hardware and mechanical failure rate is relatively high, and the single-selection tape media itself is relatively fragile and vulnerable to external environments.
Environment (temperature, humidity, dust, etc.), it is prone to failure.
File-level deduplication is also called single-instance storage (SIS). It checks the attributes of the files to be stored according to the index and compares them with the stored files.
For comparison, if there is no identical file, store it and update the index, otherwise only store the pointer to the existing file.
The backup plan design process is divided into multiple stages. Which of the following stages is in the correct order?
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