You need to create a new OLAP backup database for batch import of online database data at night, and the database software is SQL server 2008. The database file size is 20TB and the storage array is OceanStor v3, which requires a stable write bandwidth of 1800MB / s.
What kind of allocation set is the most suitable to meet these requirements?
Which of the following describes the correct process of disaster recovery and Huawei disaster recovery solution?
Assuming a customer's initial backup capacity of 1TB, the average daily data increment of 10G, with a backup strategy of once a week for all the equipment once a day from Tuesday to Sunday.
All reserve and additional backup data are stored for 4 weeks, regardless of deduplication / redundancy ratio / replication, etc. Calculate the required back-end.
The capacity should not be less than ______. This 1TB is calculated according to 1000G.
Which of the following is not a disaster recovery manual restart configuration necessary to restore the production system (Multiple choice.)
Which of the following is correct about Huawei OceanStor v3 unified storage system? (Multiple choice.)
When planning an OceanStore Unified Storage Array synchronization remote replication, which of the following description is correct. (Multiple choice.)
In a manual recovery process, which of the following operations is not required? (Multiple choice.)
Huawei Oceanstor 9000 provides a single file system to the outside through the unified file system namespace management. Which of the following description is correct? (Multiple choice.)
In the OceanStor 18000 storage system, a 15K RPM SAS disk is used. Assuming that the average seek latency of this type of disk is 6 ms. which type of disk can provide a single disk IOPS?
Which of the following statements about multi-plane system design of the Huawei Oceanstor unified storage system is correct?
Huawei Oceanstor 900 adopts erasure code technology to protect the data. If an office has six nodes, and the customer wants to have one office, what redundancy model protection level can be used? (Multiple choice.)
What are the design information research activities in a backup solution? (Multiple choice.)
Which of the following VMWARE virtual machine scenarios can use VADP backup?
HPUX system has two user volume groups: VG01 and VG02. If you execute the following commands:
vgexport-v-s-p -m /tmp/vg01.map / dev / vg01 and vgexport-v -s -m /tmp/vg01.map / dev / vg02.
What will be available using vglist to view the volume?
During the migration of SAN storage by LVM from AIX, the data migration designer is in a very important stage. Prior to accessing new devices, there are a number of issues that needs to be considered to help with data migration design, including: (Multiple choice.)
In a Huawei disaster preparedness plan using production site deployment with an oracle RAC cluster, to ensure that the disaster recovery database provides normal service should the production site fail, which of the following statements is correct?
An Engineer installed a OceanStor 9000 for a customer (a total of 5 OceanStor 9000 C Node, front and rear ends are 10GE TOE networking, on-site installation TOE network card). Then connected the signal lines, power lines, and debugged the software. During the installation there were issues. Which of the following description of these issues are correct? (Multiple choice.)
Which of the following is correct about the InfoStamper feature of an OceanStor 9000 storage system: (multiple choice)
Which of the following is correct about the Huawei storage Oceanstor V3 storage system?
Using Simpana to achieve a complete Exchange backup requires at least which of the following components? (Multiple choice)
When the data migration solution based on remote replication is used, services must be suspended at least once.
Which backup agents in WMware VADP Data Backup Reads the model of backup data through TCP / IP network
In the main backup and disaster recovery solution of Huawei a VIS6600T 4-node local high-availability cluster is deplyed. In the production site networking, each node of the VIS6000T needs to cooperate with at least how many connections each FC switch
After the Cache mirror function between two controllers in the Ocenanstro T series storage array is enabled, the data of the two controllers and the cache are completely the same and a single controller failure does not affect data availability.
Which statements are true about Huawei OceanStor V3 WORM feature? (Multiple Choice)
HPUX operating system Mirrordisk / UX software must be installed before it can be mirrored by LVM.
A computer center plans to purchase a set of Huawei Oceanstor 9000 products as a follow-up storage system. The requirements are as follows:
(1) The minimum storage system needs to provide a total bandwidth of 3-4GB / s
(2) storage space can reach 1PB, to meet a single file GB storage
(3) computer center room requires control deployed in a cabinet use
(4) Internal computer cluster nodes are now all InfiniBand network
Based on the above information, which of the following configuration suggestions do you think is more suitable for this project?
Create LUNs on an OceanStor V3 storage system. Set the initial space allocation policy to be automatic. Create LUN 1, and 80% of its space comes from the capacity tier. Create LUN 2 in the same storage pool. It can be concluded that 0% of LUN 2's space comes from the performance tier.
Which documents must be read for an Oralce database normal start? (Multiple choice)
An application's peak write throughput is 10 MB/s, average write throughput is 280 KB/s, average write I/O size is 4 KB, and the network bandwidth utilization rate is 70%. If OceanStor V3 storage systems are used to implement data disaster recovery based on asynchronous replication, Synchronization Method is set to Timed wait when synchronization begins, and the value of Interval is 4 hours, the expected duration to synchronize data is no more than 1 hour. So the minimum network throughput should be (_).
Which of the following scenarios will cause the OceanStor 18000 to start local reconfiguration? (multiple selection)
Engineers in strict accordance with the Oceanstor 9000 software installation and operation guide are to complete the pre-inspection and configuration, the software deployment process displayed ome exceptions, the following treatment is appropriate (multiple choice)
DAV (Distributed Authoring and Versioning) can solve issues that the HTTP protocol can not such as? (multiple choice)
On the command line of the N8500 (V200R001) clustered NAS system, you run the NFS> share add rw, no_root_squas / vx / xscmfs command. Which of the following is correct regarding this?
Which of the following statements are a correct description of the CIFS agreement? (multiple choice)
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?
OceanStor V3 storage resources are mapped to the bare devices on the host. The host creates a dedicated file system on the host. The test tool is used in the file system. The system produces a large number of 13KB size files, you randomly read these files to test the response time. Changing the prefetch length of 16KB can improve system performance in this case.
A company IT system administrator is responsible for the configuration management of OceanStor V3 storage system in Huawei. In the scenario described, which of the following is the correct configuration of Smart Migration:
What is the correct description of the Huawei Oceanstor 9000 read and write process?
True or False, all OceanStor Unified Storage Array disks have the ability to store dirty data after a sudden power failure
When using lvm to create a mirrored logical volume, you should choose what kind of log file to save in order not to impact performance and quickly recover from a single drive failure?
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.)
To cluster the server's public IP address in an Oracle RAC deployment process, a private IP address is written to the / etc / hosts file, along with the Virtual IP address, cluster unique access IP address and public IP. Which of the following configuration is correct? (all subnet masks are 255.255.255.0)
Which of the following descriptions about the InfoEqualizer features of the OceanStor 9000 storage system are incorrect. (Multiple Selections)
How can you view the WWN HBA card that is in a Windows2008 R2 system?
Existing set customer of database uses a raw device, due to the large amount of data in the database. The customer plans to replace the old storage with new storage devices.
In the process of environmental inspection lvcb engineers found the following:
#getlvcb -TA sjklv
Intrapolicy =
copies = 0
interpolicy =
lvid =
lvname =
label =
machine id =
number Ips = 0
relocatable =
strict =
stripe width = 0
stripe size in exponent = 0
type =
upperbound = 0
fs =
time created = time modified =
As the vg is too large, the expansion of vg is impossible. As the service window is very short, and customers do not want to avoid the risk of large adjustments of the whole original environment, what is the recommended approach?
Simpana storage strategy is an important parameter is data retention rules to determine the need to back up the contents of the backup time and backup methods. Each copy has an independent data retention period, each copy can be set using______. (Multiple choice.)
In the Huawei OceanStor system, the size of the file system block is a measure of the size of the accessed file system block. The size of the block is designed according to the size of the data block. Different size of the file system block selects the corresponding file system block, according to the size of the data block. If the business scenario is the media, for large file archiving or stagger I / O backup scenarios, it is recommended to choose the default 64KB disk block size.
A customer’s OceanStor V3 controller B is red and the system status indicator is red. The correct way for engineers to deal with this problem is:
The InfoEqualizer DNS IP address needs to be the same as the OceanStor 9000 front-end network and customer application network for network interoperability
RAC is a typical "multi-instance, single-database" architecture that is shared by all nodes, accessed in parallel, including database data files, control files, parameter files, online reorganization log files, and even archived log files are placed on shared storage and guaranteed to be simultaneously accessible by all nodes
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