When the data migration solution based on remote replication is used, services must be suspended at least once.
To use the storage space of OceanStor V3 more efficiently, a customer has specified file system quotas for different departments. If a soft quota alarm is generated for the file system used by department A, which methods can be used to clear the alarm and ensure that new data can be successfully written?
Which of the following are characteristics of the SmartVirtualization-based Data Migration Solution?
The user backup client has sufficient resources and the production network resources arerelatively tight. The amount of data scheduled to be backed up weekly is 1-2T. The backup window is 3 hours, using source-side de-duplication, deduplication ratio of 3, the bandwidth utilization value of 0.8. Based on this, what kind of networking can meetthe backup business needs and investment least?
Which of the following are correct regarding the Simpana backup software? (multiple choice)
Which of the following is correct about the InfoStamper feature of an OceanStor 9000 storage system: (multiple choice)
A customer requires 60 TB of storage space available on an OceanStor V3 storage system to store service data. How many disks will be used if the customer installs 600 GB 15K RPM SAS disks and creates a pool with RAID 5 (8D+1P) using a low hot spare policy? (Select the closest number without considering the required data protection space.)
After completing the OceanStor VIS6600T application networking, you first need to set up an arbitration disk to ensure normal business operation even after a split brain occurs. Which of the following errors about the configuration of the quorum disk is wrong?
Which of the following describes the correct steps of an Oracle database backup?
1, backup oralce controlfile
2, backup oracle archive log
3, oralce placed in backup mode
4, oracle placed in normal mode
5, backup oracle data files
In deploying a backup network, in order to guarantee the best performance that can be brought to the iSCSI network, which the following statements are correct(multiple choice)
In the disaster recovery solutions provided by Huawei in Hong Kong and China in three different centers, which of the following combinations are recommended for the selection of networking and replication technologies?
A client has 1100GB of data, including a backup window of 3 hours. The customer network uses GE networking. In order to meet customer backup requirements, you can only choose LAN free backup networking.
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?
When one of the nodes in the Huawei N8000 cluster fails, the service IP address of the node cannot be accessed. Which of the following methods can recover the affected services?
Which of the following is a description of the WORM feature of OceanStor V3: (Multiple choice)
The following description of the AIX system command is incorrect:
In a disaster recovery plan design, RTO and RPO are the most basic standards. For example, you need to start recovery within half a day after a disaster and the RTO value is twelve hours.
Huawei HyperMetro active-active disaster recovery supports heterogeneous storage. Therefore, an OceanStor V3 storage system and a Huawei certified third-party storage system can work inactive-active mode based on HyperMetro.
A hospital bought a Huawei OceanStor 9000V100R001C30 storage device for storing business data. According to the relevant laws andregulations, which of the following descriptions of data loss prevention is wrong?:
The OceanStor V3 storage system has 96 hard disks in one harddisk domain. To maximize the performance of the hard disk, it is recommended to use the LUNs in the hard disk domain.
The total number of hard disks is not less than:
Simpana client failed to the perform backup task. When you view the task status, it reports the following error: libary mediaagent drive pool media
: Mount path is offlline advice: please check if the mount path is online and accessible "
What can cause this?
You want to improve host write performance on the primary storage. Two sets of OceanStor unified storage with synchronous remote replication are effective in doing this is which of the following ways? (Multiple choice.)
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?
If a customer needs to install the simpana file system using the backup client on the production system server, which of the following configuration is essential? (Multiple choice.)
What commands are used forviewing SCSI controller information on Linux systems with Qlogic HBAs?
What are the design information research activities in a backup solution? (Multiple choice.)
In the OceanStor VIS6600T dual-redundant switch network environment, using OceanStor Toolkit inspection found that "multi-path state detection "does not pass the inspection report. It is found that there are two routes in the 4 paths of the VIS6600T device's 0 node to each LUN of the array. The path status is disabled. According to the analysis, the switch port connected to port 0 of port A0 of node 0 on node 0 of the VIS6600T is visible on the optical switch. The received optical power is much lower than the rated power of the optical module.
What actions should be taken to fix this?
Huawei OceanStor storage controller BBUs are both in a fault alarm. Which description is correct for the upper application?
In a Huawei disaster preparedness plan using production site deploymentwith 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?
True or Falese, backup media using PTL or VTL simpana backup software can not start the deduplication function.
When a customer uses simpana software, CS can not start normally and you need to recover the CS. Which of the following situations will cause the restoration to fail?
Which of the following information about the InfoEqualizer function of Huawei OceanStor 9000 is correct? (Multiple choice)
Customers use Redhat Linux enterprise 6 LVM to manage user data disks in the cluster. When using pvmove data migration you can not enforce OK. What is a possible reason for this.
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.)
The Redhat Linux Enterprise 6 cp command is used to complete the operating system data migration. What steps are needed to verify the transfer? (Multiple choice.)
Users use vsphere 5.5 to build business virtualization. In the course of the operation it was found that a host was using too many SCSI reservations, leading to vmfsperformance degradation. What method can be used to eliminate the root cause of SCSI reservation conflicts? (Multiple choice.)
Which of the following are false about OceanStor V3 LUN copy and clone: (multiple choice)
When using lvm to create a mirrored logical volume, you should choose what kind of log file to save inorder not to impact performance and quickly recover from a single drive failure?
How can you view the WWN HBAcard that is in a Windows2008 R2 system?
In a Huawei disaster recovery plan, in order to implement the one-click disaster recovery operation for Oracleapplications, you must configure the recovery in Replciation Director Plan. What configuration actions do you need to do on the Replication Director side before configuring the recovery plan? (Multiple choice.)
Hot-plugging refers to replacing, adding, upgrading, and removing hardware devices without shutting down the system or power supply. Hot plugging of PCIE is a kind of "no surprise" strategy, that is, when the user unplugs the interface card, you must first notify the system.
A research unit purchased a Huawei Oceanstor 9000 storage products, the mainconfiguration products: 8 * Oceanstor 9000 C node, the front end 10GE * 2, CE6850 switch * 2, S5700 switch * 1, cables, lighting and other accessories are fully furnished, households communication deployment program, prepared in advance a list of IP planning programs and IP requirements. Which of the following IP address is needed? (Multiple choice.)
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.
Customers in the process of using Simpana software, CS for some reason can not start normally. You need to restore the CS. Which of the following situations will cause the restoration to fail?
Dual-live solution: the optical fiber link between two data centers in the same city needs to be deployed with a wavelength division device.
Using Oracle backup, which must be backed?(multiple choice)
The OceanStor 18000 system used by a client business application has a total of three pools, each of which is a 9-disk RAID5. Someday analyzing the log of business interruption, we found that there are some scenarios in the system that caused the failure. What will cause the host access to the stored business in the following scenario? (Multiple choice.)
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?
VxVM (veritas volume manager) in the N8500 clustered NAS system is located between the operating system and thedata management system. The operating system provides an excuse service to access the disk, the physical storage device connected to the host and the level of the data management system provides a logical device. The Layers of logical devices are called VxVM volumes.
What is the correct description of the Huawei Oceanstor 9000 read and write process?
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 RMAN command dbms-rcvcat in the three PL / SQLpackages is used to query the recovery catalog and target database control files, such as the list, report commands or a call to the package.
Simpana storage strategy is an importantparameter 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.)
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?