The CIFS sharing of the OceanStor 9000 supports local user authentication and AD domain user authentication.
A customer has purchased a 4-node N8500 clustered NAS storage system. The enterprise-edition engine nodes have two CPUs, 10GE network ports, and 48 GB cache. The performance of an engine node reaches 700 MB/s. The back-end storage uses the S5600T, which is configured with 80 SAS disks divided into eight 9-disk RAID 5 groups. Each RAID group has one hot spare disk. The performance of each SAS disk in the 9-disk RAID 5 groups is 30 MB/s. According to the preceding information, what is the overall performance of the N8500 without considering other factors?
Which of the following statements about the software installation of the OceanStor 9000 are correct? (Select two.)
Which of the following statements about the file sharing protocols of the OceanStor 9000 are correct? (Select three)
An OceanStor 9000 storage system is deployed using the OceanStor Toolkit. Which of the following statements about the settings of the OceanStor Toolkit configuration file are correct? (Select two)
The following figure shows the ports of two CE6850 switches when the OceanStor 9000 uses GE for the front-end network and 10GE for the back-end network. If the OceanStor 9000 uses C nodes, the ports in which area of the CE6850 switch must ports AO-0 and A0-1 on all the C nodes be connected to?
In the Huawei OceanStor 9000 system, which of the following functions or parameters will affect the InfoTier function?
Regarding the performance of the hard disk under various types of nodes of Huawei Oceanstor 9000, which one is the highest order from high to low?
Which of the following statements about the oceanstor 9000 InfoLocker feature is incorrect?
When the Oceanstor 9000 (C30) shares files, the internal file copy function is added. When the client performs the following operations, it monitors the Huawei.
When I am an OceanStor 9000 client, I don't see data traffic? (multiple choice)
Which of the following descriptions about the cache in Huawei OceanStor 9000 is wrong?
(Judging) When the OceanStor 9000 is deployed through the deployment tool, the IP address entered in the IP Address Range in the DHCP Configuration area is only
Temporarily used during the deployment process. After the deployment is successful, the IP address of each node is changed to the IP address planned in the configuration file.
The customer value of the Huawei OceanStor 9000 (C30) InfoEqualizer feature is reflected in: (multiple choice)
Huawei OceanStor 9000 provides a single file system with a unified file system namespace. The following is about Oceanstor 9000.
Which one is incorrectly described in a namespace?
Which of the following options is incorrect for the Huawei OceanStor 9000 storage system metadata description?
(Judging) When planning the IP address of the back-end storage network of the OceanStor 9000 IB network deployment solution, you need to plan two back-ends for each node.
Storage IP address and 1 temporary IP address
The network connection is required before the big data system is initialized. The networking of Huawei OceanStor 9000 does not include ____.
What are the advantages of Huawei OceanStor 9000 clustered NAS technology over traditional NAS storage systems? Multiple selection
(Judgement) Huawei OceanStor 9000 does not have performance bottlenecks due to the decentralized technology.
As the number of nodes increases, the storage capacity and computing power increase linearly, eventually providing users with linearly increasing bandwidth and concurrent numbers.
The network file sharing protocol supported by the NAS system mainly includes: (multiple choice)
The Erasure code redundancy technology used by the OceanStor 9000 supports higher reliability and more flexible redundancy strategies than traditional RAID algorithms.
Which of the following is the description of the principle of Erasure code N+M?
(Multiple choices) Which node types does Huawei OceanStor 9000 (V100R001C30) support?
In the Huawei OceanStor 9000 InfoReplicator feature. Pair is a data replication relationship that describes the source and destination of data replication.
The next statement about Pair's state migration is incorrect (multiple choice)
Which of the following is the wrong description of the physical domain of the Oceanstor 9000?
(Multiple choices) Which of the following storage units does the Huawei N8000 clustered NAS system use?
Single-choice) Which of the following is the correct sequence for powering up the Huawei OceanStor 9000 Big Data Storage System?
The Oceanstor 9000 uses Erasure code technology to protect data. If a node has 7 nodes, and the customer wants disk utilization to
Less than 70%, the redundancy levels that can be used are: (multiple choice)
In the era of big data, you should also have big data thinking. Which of the following statements is incorrect?
In the Huawei OceanStor 9000 system, if the client's access storage system node is unevenly distributed, the partition is re-adjusted.
After that, you need to uninstall the shared directory in each client and remount it with the assigned domain name.
After the OceanStor 9000 is deployed, the deployment tool prompts “Connection is unsuccessful”. The possible reasons are: (multiple choice)
The Erasure code redundancy technology used by the Oceanstor 9000 supports higher reliability and more flexible redundancy than traditional RAID algorithms.
Slightly, the following describes the principle of Erasure code N+M, which one is wrong?
In which of the following situations occurs, does the Huawei OceanStor 9000 system not start load balancing?
(Optional) When the following occurs, the Huawei OceanStor 9000 system does not start load balancing?
An N8500 provides synchronous volume mirroring, which is similar to implementation of RAID 1 for the file system.
Which of the following components comprise the Storage Foundation of an N8500 clustered NASsystem? (Select two)
If homedir is enabled and a directory is specified, the OceanStor 9000 will automatically create a user directory for each user in the specified directory when local users or domain users access the OceanStor 9000 from clients for the first time. The users are authorized to read and write their own user directories. Other users, however, cannot access those user directories by default.
If an OceanStor 9000 storage system consists of four M nodes and uses 10GE for the back-end network, how many IP addresses must be planned for the back-end storage network segment?
Which of the following statements about the file system mirroring feature provided by an N8500 clustered NAS system are incorrect? (Select two)
The flexible space of the OceanStor 9000 is attributed to the scale-out architecture, scalability from 3 to 288 nodes, and support for global namespace.
Which of the following device indicator states will not appear after an OceanStor storage system powers up and operates properly?
In performance optimization of the N8500 clustered NAS storage systems, the top command is runand the following output is displayed:
top - 01: 06: 48 up 1: 22, 1 user, load average: 0.06, 0.60, 0.48 Tasks: 29 total, 1 running, 28 sleeping, 0 stopped, 0 zombie Cpu(s): 0.3% us, 1.0% sy, 0.0% ni, 98.7% id, 0.0% wa, 0.0% hi, 0.0% si Mem: 191272k total, 173656k used, 17616k free, 22052k buffers Swap: 192772k total, 0k used, 192772k free, 123988k cached
Which of the following statements is incorrect?
Which of the following statements about the DST feature of an N8500 clustered NAS system are incorrect? (Select three)
Which of the following are possible challenges facing massive data management? (Select two.)
The HUAWEI OceanStor 9000 can be managed using web browsers. If an OceanStor 9000 storage system uses default settings, which of the following entered in the browser address box is correct?
An N8500 clustered NAS engine can be connected to a SAN storage array over a Fibre Channel network and a SAS network concurrently.
The N8500 clustered NAS storage system supports bonding of multiple service network ports.
Which of the following statements about bond4 and bond6 are correct? (Select three)
The networking of an HUAWEI OceanStor 9000 big data storage system includes which of the following? (Selectthree)
Hadoop is an open-source software framework for distributed processing of massive data. Hadoop has performance and cost advantages in terms of unstructured data processing.
In an OceanStor 9000 storage system, the calculate quota is set to 50 GB for user A to access the /dir directory. When the amount of data that user A writes exceeds 50 GB in the /dir directory, the system allows user A to continue to write data in the /dir directory.
Which of the following statements about the system services of the OceanStor 9000 are correct? (Select two)
If the service disk in slot 35 on a C node of the OceanStor 9000 is faulty, you are supposed to find this disk at the front panel of the C node and then replace it.
Which of the following statements about the characteristics of the file system snapshot feature provided by an N8500 clustered NAS system are incorrect? (Select two.)
In performance optimization of the N8500 clustered NAS storage systems, which of the following issues must the maintenance personnel be aware of concerning LUNs and controllers? (Select three.)