H13-629 : HCIE-Storage : Part 08
-
Customers set up a vio server environment on an IBM server, and the storage devices connected to the server through vio server provide storage space to a virtual partition in the server. Customers buy Huawei Oceanstor18000 deposit Storage and plan to replace the original storage device. What is the recommended best practice?
- Connect Huawei storage to the original vio server and perform data migration on the vio server system layer.
- Connect Huawei storage to the original vio server and migrate data in the virtual partition system layer.
- Create a new vio server for Huawei storage and migrate data in the virtual partition system layer.
- Create a new vio server for Huawei storage and migrate data on the vio server system layer.
-
In a customer environment with SuSE 10SP3, HBA QLogic QLE2562, using the operating system comes with HBA card driver. The storage array is Huawei OceanStor V3 storage. When storing the FC host port on the system and the HBA on the host. When the card port mode is inconsistent, it is usually recommended to modify the FC host port mode on the storage side to solve the problem.
- True
- False
-
Which description of OceanStor V3 storage system tuning process is incorrect?
- Need to understand the business (applications and data, etc.), clear the goal of tuning.
- After tuning all the system configuration parameters related to performance bottlenecks, judge whether the tuning goal is completed.
- Back up business systems and data before tuning.
- Monitor and analyze performance data by business processes, identify performance bottlenecks and analyze root cause.
-
When you install the Simpana backup client on a virtual machine and perform a backup, the backup job status becomes pending and reports an error message “Cannot decode packet header: invalid start signature “, which of the following may be the cause of this problem?
- VM NIC adapter error
- The media server backup service is abnormal
- The backup client service is abnormal
- Virtual machine disk class behavior IDE
-
The peak write bandwidth for an application is 10MB / S, with an average write latency of 200KB / s and an average write IO size of 4KB (bandwidth utilization of 70%).
If you need to use OceanStor V3 storage array to implement data disaster recovery and set it as asynchronous replication mode, you need the minimum network-wide bandwidth of which of the following?
- 3.2Mbps
- 128Mbps
- 114 Mbps
- 18 Mbps
-
When the storage controller BBU is damaged, the controller automatically sets the IO write policy to transparent and is locked to ensure data reliability. Before the fault is recovered, it can be forced to write back.
- True
- False
-
VMware’s storage resources can be provided through VMFS, native direct-attached storage via ESXi host-FC / FCOE or iSCSI link of the shared storage. You can also share the file system over the NFS network to support third-party NAS storage.
- True
- False
-
The OceanStor 18500 uses the RAID 2.0 virtualization architecture. When planning to configure storage, which of the following is incorrect?
- A storage pool can create two types of LUNs, Thick LUN and Thin LUN
- When creating a storage pool, the minimum number of SAS disks in the hard disk domain where the storage pool is located is 9 disks when the performance layer RAID policy is selected as 8D + 1P
- In the RAID 2.0 virtualization architecture, the hot spare space in the storage pool is distributed on each member disk in the storage pool
- RAID 2.0 virtualization architecture, the storage pool can contain three storage tiers, and each tier can be configured with a number of different RAID strategies
-
OceanStor V3 does not start up normally within 15 minutes after the system is powered on. What can you use to log in to the storage system in order to locate this fault? (Multiple choice.)
- Sys status view system status
- Through the dev status view system status
- Through the dev status view device management started
- Through dev status view device management started
-
The figure shows an N8500 (V200R001) NAS engine chassis. The two NAS engine nodes in the chassis form a two-node N8500 NAS cluster. Which description of the front-end and back-end network planning of the cluster is correct. (Multiple choice.)
- On the slots of the same position on both nodes, such as A3 and B3, you must insert the same type of interface card.
- A5 and B5, A6 and B6 can be chosen to be networked, the key is how to make the network connections.
- If the back end of the engine cluster is to be directly connected to four control enclosures, add one FC HBA card in slots A2 and B2 for the controller enclosure of direct connection.
- A2, A3, A4 and B2, B3, B4 can be plugged into a 1Gb iSCSI or 8Gb FC interface module to connect with the business network.
-
SQL Server database administrator found that SQL Server is running out of space, you want to delete unnecessary databases to get more space.
Which of the following databases will be deleted once the database engine is abnormal or the upper business interruption?
- pubs
- master
- msdb
- tempdb
-
OceanStor V 3 storage SmartPatition can allocate independent cache space for different LUNs. The capacity of the cache space is read and write.
use.
- Correct
- mistakes
-
Which of the following is incorrect regarding the VTL6900 data deduplication featuree?
- The SIR cluster of the VTL6900 supports global deduplication
- The deduplication start time of the VTL6900 can be controlled automatically according to the policy
- VTL6900 on the specified tape deduplication and remote replication is recommended at the same time
- VTL6900 deduplicated tape to do data archiving, the physical tape library in the NC is still non-deduplicated data
-
You are building out a large-scale FC storage network where all switches are cascaded. When multiple FC switches are cascaded, which of the following scenarios will cause the switch to isolate E_prot port? (multiple choice)
- FC switch Zone conflict
- FC switch IP address conflict
- FC Switch Switch Name conflict
- FC switch domain ID conflict
-
Using Oracle backup, which must be backed?(multiple choice)
- Data files
- archive log
- Control Documents
- operating environment (listener tns pfile or spfil, etc.)
-
The OceanStor 9000 log analysis tool is used to analyze the results of information collected and propose solutions to problems using on-site product maintenance tools. Which of the following statements are wrong regarding the use of log analysis tools? (Multiple choice)
- Log analysis tools can run on any PC, do not need to interoperate with the storage system, the analysis process time according to the amount of the log may be, may it takes a long time
- Log Analysis Tools After starting the analysis, the analysis tasks need to be stopped due to other reasons. Click on the analysis tool to abort this analysis
- Engineer A deleted the original compression of the results of the collection, then the results will be collected to re-catalog the contents of all documents compressed into zip format for the day
Chi analysis tools for analysis - After the analysis is completed, all the problems caused by the log analysis will be presented in the list of problems, and “View Details” contains the approximate cause of the problem and processing advice
-
The system status indicator on controller B of an OceanStor V3 storage system is steady red. Which is the correct way to handle the fault?
- Log in to the management software or CLI and check whether controller B is online. If controller B is offline, restart it on the CLI. Observe the startup status on the CLI and record the startup exception page and error.
- Log in to the management software or CLI and check whether controller B is online. If controller B is offline, reinsert it. Observe the startup status on the CLI and record the startup exception page and error.
- Connect to the serial port of controller B. If port COM1 does not respond, controller B is faulty and needs to be replaced.
- Log in to the management software or CLI and check whether controller B is online. If controller B is offline, run the resetsys command to restart controller B. Observe the startup status on the CLI and record the startup exception page and error.
-
Which of the following statements about the Oceanstor V3 file system deduplication features are correct? (multiple choice)
- can only be opened when creating a file object, business can not be opened or closed during data deduplication and compression function
- Using online processing to deduplicate data before it is written to disk
- When both deduplication and compression are turned on, the data will be deduplicated and then compressed
- Use smart cache can accelerate the search performance of fingerprints deleted
-
What kind of technology in an active-active disaster recovery solution can realize the traffic distribution between servers in different regions on the wide area network (including the Internet), keeping access quality with the best server from your nearest customer?
- GSLB
- VIP
- SLB
- GLB
-
Which of the following statements are a correct description of the CIFS agreement? (multiple choice)
- CIFS does not allow multiple clients to access
- The CIFS client writes the shared file and does not write to the storage system immediately. Instead, the file is saved in the local cache and can be read again
Improve read rate, improve performance - CIFS does not support anonymous transmission and shared authentication access
- CIFS supports a variety of character sets to ensure CIFS can be used in all language systems
Subscribe
0 Comments
Newest