EMC Dell PowerScale Design 2023 - D-PSC-DS-23 Exam Practice Test
A customer needs to be able to periodically monitor their node live performance for ongoing operational tasks as well as during problem analysis. You have recommended they use the isi statistics command to fulfill this need.
What types of statistics and statuses could be displayed with this command?
What types of statistics and statuses could be displayed with this command?
Correct Answer: A
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You are involved with a Proof of Concept where the performance is not what you expect.
What can you use to collect process stack information and a listing of process waiting on I/O?
What can you use to collect process stack information and a listing of process waiting on I/O?
Correct Answer: A
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Your customer has several departments that want separate access to the cluster so they can use their individual authentication methods. Two of the departments will use NFS and two will use SMB to access the cluster.
What would you recommend?
What would you recommend?
Correct Answer: B
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A PowerScale cluster has four A200 nodes with 15, 12 TB HDDs each. VHS is specified as four virtual drives or 15 percent of the node pool.
Which configuration would be used as reserved space for VHS?
Which configuration would be used as reserved space for VHS?
Correct Answer: C
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By default, which method is used by Isilon OneFS for SSDs?
Correct Answer: D
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You are designing a cluster for workloads that have a low latency, heavy, random access pattern.
Which node type is designed for this type of workload?
Which node type is designed for this type of workload?
Correct Answer: A
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You have gathered information from your customer about their current NAS environment. They indicated they are having performance and time-out issues with their clients accessing the storage.
Currently over 5000 clients are simultaneously accessing the NAS; however, this will double in the next year.
Based on this information, what recommendations for a new Isilon cluster would you give to the customer based on this information?
Currently over 5000 clients are simultaneously accessing the NAS; however, this will double in the next year.
Based on this information, what recommendations for a new Isilon cluster would you give to the customer based on this information?
Correct Answer: C
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On an Isilon cluster consisting of eight H500 nodes running OneFS 8.2.1, which type of deduplication is used to maximize storage efficiency?
Correct Answer: A
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Which operational consideration is used in the Isilon Sizing Tool to determine the recommended data protection?
Correct Answer: B
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At a minimum, how many connected and available nodes are required to maintain quorum in a 25- node cluster?
Correct Answer: D
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What is appropriate for capturing packets for later analysis of I/O request sizes and randomness on Isilon clusters?
Correct Answer: C
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You are asked to size a cluster for a file sharing environment. nfsstat indicates that 75% of the requests are namespace operations (e.g., GETADDR, SETADDR). There will be 8,000 active Linux users, connecting over NFS.
Which cluster configuration would you recommend?
Which cluster configuration would you recommend?
Correct Answer: B
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