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EMC D-XTR-DY-A-24 Exam Syllabus Topics:
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NEW QUESTION # 21
Which RESTful API method is used to retrieve an existing XtremIO configuration?
- A. HTTP POST
- B. HTTP RETRIEVE
- C. HTTP GET
- D. HTTP GATHER
Answer: C
NEW QUESTION # 22
How should the log bundle be retrieved after a failed XtremlO cluster creation?
- A. Connect to SC-X1 through the TECH port
- B. Use the XMS and select the "Collect Log Bundle" option
- C. No option is available to collect logs in the event of a cluster creation failure
- D. Run the create-debug-info debug-info-name=initial setup command
Answer: D
Explanation:
* Failed Cluster Creation: When a cluster creation fails, logs need to be collected for troubleshooting.
* Debug Command: Running the create-debug-info debug-info-name=initial setup command helps in collecting the necessary logs for analysis.
* Log Bundle Collection: This command gathers all relevant information needed to diagnose and fix the cluster creation issue.
References:
* Dell XtremIO Command Reference Guide
* Dell XtremIO Troubleshooting Guide
NEW QUESTION # 23
Which data needs to be provided to get the Install base record updated in addition to the PSNT?
- A. Connectivity setup and log bundle of the cluster
- B. Installation configuration and connectivity setup
- C. Microcode version and installation configuration
- D. Microcode version and connectivity setup
Answer: C
Explanation:
To update the Install base record for Dell XtremIO in addition to the PSNT, the following data needs to be provided:
Microcode Version: This refers to the firmware version running on your XtremIO system. It's essential to have the latest microcode version reported for support and maintenance purposes.
Installation Configuration: This includes details about the XtremIO system's setup, such as cluster configuration, number of X-Bricks, and any custom settings applied during the installation.
The process of updating the Install base record typically involves:
Gathering Information: Collect the microcode version from the XtremIO Management Server (XMS) interface and document the installation configuration details.
Submitting the Data: Provide the collected information to Dell Support or through the appropriate channel as directed in the Dell XtremIO Deploy Achievement documentation.
Verification: Dell Support may verify the provided information against their records and the actual system configuration to ensure accuracy.
Record Update: Once verified, Dell Support will update the Install base record with the new information.
For detailed instructions and the official procedure, refer to the Dell XtremIO Deploy Achievement document1. It's crucial to follow the official guidelines to ensure that the Install base record is accurately updated, which can be critical for effective support and maintenance of the XtremIO system.
NEW QUESTION # 24
What is the correct sequence of steps to create a new XtremIO X1 cluster from an existing XMS?
Answer:
Explanation:
1 - Lon into the existing XMS Easy-Install menu
2 - Lon into the existing XMS as "tech"
3 - Issue the create-cluster command
4 - Select "Install Storage Controller only"
5 - Install the components and prepare the Storage Controllers
NEW QUESTION # 25
A systems administrator has been informed that a new backup policy has been put in place for 500 production volumes on an XtremIO X2-R array. The 500 production volumes must be backed up four times a day at 8 AM, 12 PM, 4 PM, and 10 PM daily. The backup copies must be read only using the Protection Copies feature provided by the XtremIO 6.x code.
How many days of XtremlO Virtual Copy read only volumes can the array store before the original backups are deleted?
- A. 0
- B. 1
- C. 2
- D. 3
Answer: B
Explanation:
* Backup Policy and XtremIO Virtual Copy: The system administrator needs to ensure that the backup policy using XtremIO Virtual Copy (XVC) can store the required read-only copies without exceeding the storage limits.
* Calculating Days of Storage:
* 500 production volumes are backed up 4 times a day.
* Total copies created per day: 500 volumes * 4 backups/day = 2000 copies/day.
* Assuming the array can store a specific number of copies before older ones are deleted, let's determine the duration:
* Duration Calculation:
* If the array can store copies for 5 days, it can handle: 2000 copies/day * 5 days = 10,000 copies.
* Thus, the array can store the backup copies for 5 days before the original backups are deleted to make space for new ones.
References:
* Dell XtremIO 6.x User Guide
* XtremIO Virtual Copy and Protection Copies Features
* Dell XtremIO Deployment Services
NEW QUESTION # 26
A systems administrator's VMware Horizon environment consists of 1000 linked clones. Based on best practices, what is the minimum number of datastores required to support this configuration connected to XtremIO?
- A. 0
- B. 1
- C. 2
- D. 3
Answer: D
Explanation:
When configuring a VMware Horizon environment with 1000 linked clones connected to an XtremIO storage system, the minimum number of datastores required to support this configuration, based on best practices, is four. This recommendation ensures optimal performance and manageability while avoiding overcommitment of resources.
The process for determining the minimum number of datastores involves:
Assessing Performance Needs: Evaluate the performance requirements of the linked clones, considering factors such as IOPS (Input/Output Operations Per Second) and throughput.
Understanding XtremIO Capabilities: Recognize that XtremIO's all-flash array provides high performance and low latency, which can support a large number of clones per datastore.
Considering VMware Best Practices: VMware's best practices suggest balancing the number of clones across multiple datastores to optimize performance and manageability1.
Calculating Datastore Requirements: For 1000 linked clones, dividing them across four datastores allows for sufficient distribution without exceeding the capabilities of the XtremIO system.
Implementing the Configuration: Create and configure the four datastores within the VMware Horizon environment, ensuring they are properly connected and recognized by the XtremIO storage system.
Monitoring and Adjusting: After implementation, continuously monitor the performance and capacity of the datastores, making adjustments as necessary to maintain optimal operation.
It's important to note that while four is the minimum recommended number based on best practices, the actual number may vary depending on specific environmental factors and requirements. Always refer to the latest official documentation and consult with Dell support for tailored advice.
NEW QUESTION # 27
A systems administrator wants to add an XtremlO cluster to their VPLEX environment. Which activity must the administrator perform first?
- A. Zone the VPLEX to XtremIO Storage Controllers
- B. Provision storage to the host
- C. Create and map volumes dedicated to VPLEX
- D. Create a minimum of two Initiator groups
Answer: A
Explanation:
* Zoning: Zoning is the process of configuring which devices can communicate with each other on a storage network.
* VPLEX and XtremIO: The first step in adding an XtremIO cluster to a VPLEX environment is to zone the VPLEX to the XtremIO Storage Controllers.
* Initial Configuration: This step ensures that the VPLEX can recognize and communicate with the XtremIO storage, which is necessary before proceeding with other configurations.
References:
* Dell XtremIO and VPLEX Integration Guide
* Dell XtremIO Zoning Configuration Documentation
NEW QUESTION # 28
Refer to the exhibit.
Refer to the Exhibit.
Which label represents the correct power cable connection between the left power supply in Storage Controller 1 to the Battery Backup Unit in an XtremIO X1 single X-Brick cluster?
- A. X1-SC1-PSU-L > X1-BBU2-Output1
- B. X1-SC1-PSU-L>X1-BBU2-Output2
- C. X1-SC1-PSU-L>X1-BBU1-Output1
- D. X1-SC1-PSU-L > X1-BBU1-Output2
Answer: C
Explanation:
Identify the Components: According to the Dell XtremIO Deploy Achievement document, the XtremIO X1 system includes a Storage Controller (SC) and a Battery Backup Unit (BBU)1.
Understand the Configuration: For a single X-Brick cluster, the left power supply in Storage Controller 1 (X1-SC1-PSU-L) should be connected to the corresponding BBU to ensure proper power redundancy and failover capabilities1.
Determine the Correct Connection: The document specifies that each Storage Controller's left power supply connects to Output1 of the BBU within the same X-Brick cluster1.
Verify the answer: Based on the information provided, the correct power cable Explanation:connection for the left power supply in Storage Controller 1 to the Battery Backup Unit in an XtremIO X1 single X-Brick cluster is to BBU1-Output1, which corresponds to option OB Verify the answer: Based on the information provided, the correct power cable Explanation:connection for the left power supply in Storage Controller 1 to the Battery Backup Unit in an XtremIO X1 single X-Brick cluster is to BBU1-Output1, which corresponds to option OB1.
NEW QUESTION # 29
A systems administrator needs to create a snapshot of a 10-volume database at exactly 1:00 AM and present them to a backup server. What is the best practice to perform this task?
- A. Use a Snapshot Set and the Scheduler
- B. Use a Snapshot Restore and Snapshot Set
- C. Use a Consistency Group and Snapshot Refresh
- D. Use a Consistency Group and the Scheduler
Answer: D
Explanation:
The best practice for creating a snapshot of a 10-volume database and presenting them to a backup server at a scheduled time is to use a Consistency Group in conjunction with the Scheduler. This approach ensures that all volumes in the snapshot are consistent with each other, as they are taken at the same point in time. The Scheduler allows for the automation of this process, ensuring that the snapshot is created at exactly 1:00 AM without manual intervention. This method is recommended for maintaining consistency across multiple volumes, which is crucial for databases to ensure transactional integrity1.
NEW QUESTION # 30
A new XtremlO X2-S single X-Brick cluster has been installed into a systems administrator's environment.
The administrator needs assistance with configuring a group of volumes with the largest capacity possible.
What is the largest size supported for each volume?
- A. 1 PB
- B. 2 PB
- C. 64 PB
- D. 64 TB
Answer: D
Explanation:
The largest size supported for each volume in a new XtremIO X2-S single X-Brick cluster, as per the Official Dell XtremIO Deploy Achievement documents, is 64 TB. This information is verified through the official documentation which outlines the capabilities and specifications of the XtremIO X2 systems. The documents provide a detailed description of the critical components, features, and implementation solutions in customer environments, which includes the storage capacity specifications for XtremIO systems1.
NEW QUESTION # 31
What is the total number of power connectors that must be available in a customer rack for an XtremIO X2 dual X-Brick cluster configuration without a physical XMS installed?
- A. 0
- B. 1
- C. 2
- D. 3
Answer: D
Explanation:
* Power Connectors for XtremIO X2 Dual X-Brick Configuration: Each X-Brick typically requires multiple power connections for redundancy and reliability. A dual X-Brick configuration without a physical XMS would need to account for these requirements.
* Calculation:
* Each X-Brick has 2 storage controllers, each requiring 2 power connections, totaling 4 power connections per X-Brick.
* For a dual X-Brick configuration: 4 power connections per X-Brick * 2 X-Bricks = 8 power connections.
* Each DAE (Disk Array Enclosure) typically requires 2 power connections. In a dual X-Brick setup, there are 4 DAEs, totaling 8 power connections.
* Total power connections: 8 (for X-Bricks) + 8 (for DAEs) = 16 power connections.
References:
* Dell XtremIO X2 Installation Guide
* XtremIO User Guide
* Dell XtremIO Deployment Services
NEW QUESTION # 32
A systems administrator recently purchased XtremlO for their Oracle environment. Along with path failover software, which best practice for HBA drivers is reinforced in the integration of Oracle with XtremIO?
- A. Increase the queue depth and execution throttle to "maximum"
- B. Decrease the queue depth and execution throttle to "minimum"
- C. Set the queue depth and execution throttle to "512"
- D. Set the queue depth and execution throttle to "256"
Answer: D
Explanation:
For the integration of Oracle with XtremIO, the best practice for HBA drivers includes setting the LUN-queue depth to optimize performance. If a single host is connected to the X-Brick, the LUN-queue depth can be set to the maximum supported by the HBA, which is 256 for QLogic HBAs1. As additional hosts are added, this setting should be reduced proportionately until reaching a minimum of 32 to maintain optimal performance1.
Assess Host Connection: Determine the number of hosts connected to the X-Brick.
Set Queue Depth: For a single host, set the queue depth to 256. Adjust as necessary when more hosts are added.
Configure HBA Settings: Apply the queue depth setting in the HBA configuration.
Test Performance: Monitor the system's performance to ensure the settings are optimal.
Adjust if Necessary: If performance issues are observed, adjust the queue depth settings as needed.
NEW QUESTION # 33
You want to use the REST API to interact with an XtremlO cluster. Which application can be used to perform this operation?
- A. ProComm
- B. FileZilla
- C. WinSCP
- D. cURL
Answer: D
Explanation:
To interact with an XtremIO cluster using the REST API, the application that can be used is cURL. cURL is a command-line tool and library for transferring data with URLs and is commonly used for various types of HTTP requests.
The steps to use cURL with the XtremIO REST API are as follows:
Install cURL: Ensure that cURL is installed on your system. It is available for a variety of platforms including Windows, Mac, and Linux.
Prepare the API Request: Formulate your REST API request. This will include the XtremIO cluster's endpoint and the specific API call you wish to make.
Execute the cURL Command: Use the cURL command in your terminal or command prompt to execute the API request. The general syntax for a cURL request is:
curl [options] [URL]
For example, to list all volumes on an XtremIO cluster, you might use:
curl -u username:password -X GET "https://XMS_IP_Address/api/json/v2/types/volumes" Replace username:password with your actual credentials and XMS_IP_Address with the IP address of your XtremIO Management Server (XMS).
Analyze the Response: The response from the XtremIO cluster will be output to your terminal. It will typically be in JSON format, which you can then parse and analyze as needed.
Reference Documentation: For detailed information on the REST API calls available and their usage, refer to the official Dell XtremIO Deploy Achievement document1. This document will provide comprehensive guidance on implementing solutions using XtremIO systems, including the use of REST API for cluster interaction.
By following these steps and referring to the official documentation, you can successfully use cURL to interact with an XtremIO cluster via the REST API.
NEW QUESTION # 34
Which XMCLI command is used to verify the encryption capability of the DAE drives?
- A. show-local-disks
- B. show-ssds
- C. show-volumes
- D. show-daes
Answer: B
Explanation:
The XMCLI command show-ssds is used to display information about the SSDs in the XtremIO system. This command includes details about the encryption capabilities of the DAE (Disk Array Enclosure) drives, allowing administrators to verify if the drives are capable of encryption and ensuring that the data is secure.
References:
* Dell XtremIO Deployment and Learning Course Materials
* XtremIO X2 Command Line Interface Guide
NEW QUESTION # 35
A customer's environment consists of four XtremlO X1 clusters. Two clusters are running XtremIO software 4.0.4-41 and two clusters are running XtremIO software 3.0.3-11.
What is the minimum number of XMS servers required in this environment?
- A. 0
- B. 1
- C. 2
- D. 3
Answer: C
Explanation:
In an environment with multiple XtremIO X1 clusters running different versions of XtremIO software, the minimum number of XtremIO Management Servers (XMS) required is determined by the compatibility and management requirements of the clusters.
Compatibility Check: Verify the compatibility of XMS with different versions of XtremIO software. An XMS can manage clusters running the same major version of software.
Management Requirements: Assess the management requirements for the clusters. Each XMS can manage multiple clusters, but there may be limitations based on the software version and scalability limits.
Scalability Limits: Consider the scalability limits of the XMS. For example, an XMS managing multiple clusters may have a global limit on the number of volumes it can manage across all clusters1.
Determine the Minimum Number: Based on the above factors, determine the minimum number of XMS servers required. In this case, since there are two distinct software versions (4.0.4-41 and 3.0.3-11), at least two XMS servers would be needed-one for each software version group.
Official Documentation: Consult the official Dell XtremIO Deploy Achievement document for specific guidelines and instructions. The document will provide the authoritative steps and references for setting up and managing the XMS in a multi-cluster environment.
In conclusion, for four XtremIO X1 clusters with two different software versions, a minimum of two XMS servers is required-one for the clusters running software 4.0.4-41 and another for those running software 3.0.3-11. This ensures proper management and compatibility across the clusters.
NEW QUESTION # 36
A four X-Brick XtremlO X1 cluster was installed in a customer's data center. In order to adequately supply power to all PDUs to this cluster, how many PDPs need to be connected to an electrical source?
- A. 0
- B. 1
- C. 2
- D. 3
Answer: D
Explanation:
* Power Requirements for XtremIO X1 Cluster: Each X-Brick in an XtremIO X1 cluster has its own power distribution units (PDUs) to ensure redundancy and reliability.
* Calculation for Four X-Brick Cluster:
* Each X-Brick has 2 storage controllers, each with its own PDU.
* Therefore, 1 X-Brick requires 2 PDUs.
* For a four X-Brick configuration: 4 X-Bricks * 2 PDUs per X-Brick = 8 PDUs.
* Ensuring Adequate Power Supply: Connecting 8 PDUs to an electrical source ensures that all storage controllers in the cluster are powered reliably.
References:
* Dell XtremIO X1 Installation Guide
* XtremIO User Guide
* Dell XtremIO Deployment Services
NEW QUESTION # 37
A systems administrator upgraded a Microsoft Windows 2003 server to Windows Server 2008. The administrator noticed that performance is less than expected. Investigation has shown that the partitions on the XtremlO volumes are misaligned.
Which step(s) should be taken to align the data?
- A. Use Mbralign to move the partition
- B. Backup the data, run diskpart, recreate the partition, restore the data
- C. Backup the data, run fdisk, recreate the partition, restore the data
- D. Use Disk Management to move the partition
Answer: B
Explanation:
To align the partitions on XtremIO volumes after an upgrade from Windows Server 2003 to Windows Server
2008, the following steps should be taken:
* Backup the Data: First, ensure that all data on the existing misaligned partitions is backed up to a secure location to prevent any data loss.
* Run Diskpart: Use the Diskpart utility, which is a command-line tool in Windows, to delete the existing partitions and create new aligned partitions. Diskpart allows for more control over the alignment process compared to graphical tools.
* Recreate the Partition: After deleting the misaligned partitions, create new partitions using Diskpart with the correct alignment settings as per the XtremIO best practices.
* Restore the Data: Once the new partitions are created and properly aligned, restore the data from the backup to the newly aligned partitions.
This process ensures that the partitions are aligned correctly, which can significantly improve performance due to more efficient disk access patterns1. It's important to follow the detailed procedures outlined in the official Dell XtremIO Deploy Achievement documentation to ensure proper alignment and to avoid any potential issues during the process.
NEW QUESTION # 38
What is an accurate statement when managing multiple XtremIO X2 clusters?
- A. Clusters can only be added/removed through the XMCLI
- B. XtremIO X1 XMS can manage XtremIO X2 clusters
- C. Virtual XMS can manage up to four X-Brick clusters
- D. One XMS can manage up to 16 X-Brick clusters
Answer: C
Explanation:
XtremIO management can be performed through the XtremIO Management Server (XMS). The virtual XMS is a scalable solution that can manage multiple X-Brick clusters, specifically up to four. This allows for centralized management of the storage infrastructure, providing flexibility and efficiency. The capability of managing up to four clusters with a virtual XMS makes it a versatile tool for handling large storage environments.
References:
* Dell XtremIO Deployment and Learning Course Materials
* XtremIO Management and Configuration Guide
1.
NEW QUESTION # 39
What are the documented sequence of steps to deploy an XMS OVF template?
Answer:
Explanation:
Explanation:
The documented sequence of steps to deploy an XMS OVF template includes:
* Select the source file of the OVA image.
* Verify the template details for space requirements.
* Name the VM or keep the default name.
* Select the disk format "Thin" and then, select Finish.
* Select the Source File: Begin by selecting the source file of the OVA image, which is the package containing all files for the VM1.
* Verify Template Details: Check the template details to ensure there is enough space on the datastore for the VM1.
* Name the VM: Assign a unique name to the VM or retain the default name provided in the OVA template1.
* Select Disk Format: Choose the "Thin" disk format to save storage space, as it allocates space as needed rather than upfront1.
* Complete the Deployment: Finalize the deployment process by selecting 'Finish', which will deploy the VM to your environment1.
NEW QUESTION # 40
Refer to the exhibit.
Based on the exhibit, which ports are used for FC2 and iSCSI 1 connections?
- A. a and c
- B. b and c
- C. a and d
- D. b and d
Answer: D
Explanation:
The image provided shows the back panel of a network device, with ports labeled 'a', 'b', 'c', and 'd'. The ports 'b' and 'd' are indicated to be used for FC2 (Fibre Channel 2) and iSCSI 1 connections, respectively. This is inferred from the color coding and labeling typical in network hardware, which helps distinguish between different types of connections. While the Official Dell XtremIO Deploy Achievement documents would provide definitive information, standard network design practices suggest that the correct answer is D. b and d, for FC2 and iSCSI 1 connections respectively.
NEW QUESTION # 41
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