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Free D-PWF-DS-23 Exam Braindumps (page: 4)

Page 3 of 11
PDF with 40 Questions

A bank is creating a data center The storage solution must have integrated, fully configured hardware with a single management platform The solution must be supported end-to-end by Dell Which PowerFlex system meets these requirements?

  1. PowerFlex custom node
  2. PowerFlex rack
  3. PowerFlex appliance

Answer(s): B

Explanation:

The PowerFlex rack system meets the requirements of a bank creating a data center that needs integrated, fully configured hardware with a single management platform, all supported end-to-end by Dell.
Here's why the PowerFlex rack is the suitable choice:
Integrated and Fully Configured Hardware: The PowerFlex rack is a pre-configured solution that includes integrated hardware and software components. It is designed for easy deployment and management.
Single Management Platform: PowerFlex rack systems come with a single management platform that simplifies operations and provides a unified view of the entire infrastructure. End-to-End Dell Support: PowerFlex rack solutions are fully supported by Dell, providing customers with a single point of contact for all support needs. This includes hardware, software, and the entire infrastructure stack.
The PowerFlex rack is specifically designed to meet the needs of organizations like banks that require a robust, scalable, and easy-to-manage storage solution. It offers a turnkey experience with the assurance of comprehensive support from Dell, making it an ideal choice for the bank's data center requirements.



Which component of the PowerFlex cluster provides server metrics such as telemetry thermal data and sets the server configuration profile?

  1. PowerFlex Manager
  2. CloudLink Center
  3. VMware ESXi
  4. iDRAC

Answer(s): D

Explanation:

The Integrated Dell Remote Access Controller (iDRAC) is the component within a PowerFlex cluster that provides server metrics, including telemetry and thermal data, and allows for setting the server configuration profile. iDRAC is an embedded system management hardware and software solution that provides remote management capabilities, system health monitoring, and recovery capabilities. It is a key component for server lifecycle management within the PowerFlex infrastructure. iDRAC operates independently from the server's CPU and operating system, enabling administrators to monitor server health and manage systems even when the server is turned off or unresponsive. It provides a comprehensive set of server management features, including:
Monitoring server health and managing power usage.
Accessing logs for troubleshooting and recovery.
Updating firmware and drivers.
Configuring hardware settings and server profiles.

These capabilities are essential for maintaining the reliability and performance of PowerFlex clusters, making iDRAC a critical component for server metrics and configuration management.



A volume has a snapshot policy assigned and snapshot creation is failing What is the cause of this issue?

  1. The requested snapshot is 126th in the vTree.
  2. The snapshot name does not match the source volume.
  3. The snapshot is the 61st created by the policy
  4. The storage pool has 32 000 volumes plus snapshots and is at its limit

Answer(s): C

Explanation:

The cause of the snapshot creation failure when a volume has a snapshot policy assigned is likely because the snapshot is the 61st created by the policy. According to Dell PowerFlex documentation, of the 126 user-available snapshots per volume, sixty (60) can be used for policy-based snapshot scheduling. This means that if the policy attempts to create a snapshot beyond this limit, it will fail.
Here's a step-by-step explanation of the issue:
Snapshot Policy Limit: Each volume in a PowerFlex system can have a maximum of 126 user-available snapshots. For policy-based snapshot scheduling, the limit is 60 snapshots per volume. Policy-Based Snapshot Creation: When a snapshot policy is in place, it will automatically attempt to create snapshots based on the defined schedule and retention levels. Failure Point: If the snapshot policy tries to create a snapshot and it is the 61st snapshot for that volume, the creation will fail because it exceeds the limit set for policy-based snapshots. Resolution: To resolve this issue, the administrator would need to adjust the snapshot policy to ensure that it does not exceed the limit of 60 snapshots. This may involve modifying the retention levels or the frequency of snapshot creation.
This explanation is based on the snapshot policy details provided in the Dell PowerFlex documentation, which outlines the restrictions and uses of snapshots within the PowerFlex storage system.



DRAG DROP (Drag and Drop is not supported)
What is the correct sequence of steps to create an FG Storage Pool within a PowerFlex system?

  1. See Explanation section for answer.

Answer(s): A

Explanation:

The correct sequence of steps to create an FG (Fine Granularity) Storage Pool within a PowerFlex system is as follows:
Create a Protection Domain: This is the first step, where you define a logical grouping of storage resources that share the same protection policy and fault tolerance settings. Create a Storage Pool: After establishing a Protection Domain, you create a Storage Pool within it. This pool will contain the physical storage resources. Add the SDSs (Storage Data Servers): The next step is to add SDSs to the Storage Pool. SDSs are the servers that contribute storage capacity to the pool. Add the SSD (Solid-State Drive) devices to the Pool: Once the SDSs are added, you then add the SSD devices to the Storage Pool to provide the actual storage capacity. Create an Acceleration Pool: This step involves creating an Acceleration Pool, which is used for caching to enhance the performance of the storage system. Add the DAX (Direct Access) devices to the Pool: Finally, you add the DAX devices to the Acceleration Pool. DAX devices are typically high-speed storage devices like NVMe drives that serve as cache

The process of creating an FG Storage Pool in a PowerFlex system involves a series of steps that establish the necessary components and configurations for the storage environment. The sequence starts with the creation of a Protection Domain, which sets the stage for defining how storage will be protected and managed. Within this domain, a Storage Pool is created, which is essentially a collection of storage resources. The SDSs are then added to this pool, contributing their storage capacity to the overall system. SSD devices are included next to provide the actual storage space. An Acceleration Pool is created to improve performance through caching, and DAX devices are added to this pool to serve as the cache, completing the setup of an FG Storage Pool. This sequence ensures that the storage system is configured for optimal performance and data protection, following the guidelines and best practices outlined in the PowerFlex documentation. It's important to follow these steps in order to maintain the integrity and efficiency of the PowerFlex storage system.






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