单选题A customer has 6.5 TB with 146 GB 15k disk drives on an IBM System Storage DS8700. They want to add 15 TB using 300 GB 15k disk drives. The customer is concerned about performance and wants to know if the DS8700 has the performance capability.  What is

题目
单选题
A customer has 6.5 TB with 146 GB 15k disk drives on an IBM System Storage DS8700. They want to add 15 TB using 300 GB 15k disk drives. The customer is concerned about performance and wants to know if the DS8700 has the performance capability.  What is the appropriate way to  model the performance()
A

Disk Magic

B

Capacity Magic

C

test the workload at an IBM Benchmark Center

D

test the solution with IBM Storage Performance Center

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相似问题和答案

第1题:

A customer needs 2 TB of high availability storage for eBusiness applications. Their servers arecurrently connected to two EMC Symmetrix subsystems that are running RAID 1. They want toconsolidate all of the RAID 1 storage into an IBM System Storage DS6800. Which configurationsatisfies these capacity requirements?()

  • A、Two disk drive sets of 300 GB drives
  • B、Four disk drive sets of 146 GB drives
  • C、Eight disk drive sets of 73 GB drives
  • D、Nine disk drive sets of 146 GB drives

正确答案:D

第2题:

A customer wants to consolidate storage from four IBM System p servers and one large IBM System i server on a high end disk subsystem. The customer does not have a SAN installed. The customer will require approximately 24 TB of capacity for System p and 20 TB of capacity for System i. The customer states that performance of the System i system is most important. Capacity, multi-path access, and replication functions are important for the System p servers.  Which solution best satisfies the customer requirements()

  • A、IBM DS8700 with 600 GB drives for the System p, 300 GB/15k drives for Systemi; and advanced functions for System p capacity
  • B、IBM DS8700 with LPAR, 300 GB/15k drives and RAID 10 for Systemi; and 600GB drives with RAID 5 and advanced functions for System p capacity
  • C、IBM DS8700 with advanced functions, 300 GB/15k drives and RAID 10 for Systemi performance; and 600 GB drives and RAID 5 for System p capacity
  • D、IBM DS5100 with Enhanced Remote Mirror, 600GB/15k drives and RAID 5 for System p; and 300GB/15k drives and RAID 10 for Systemi

正确答案:C

第3题:

A customer has installed an IBM System Storage DS8700 with 20 TB of storage, 32 GB cache, and 16 Fibre Channel ports. The customer is beginning to experience throughput performance issues since they have added new workloads. The customer asks the storage specialist for guidance.Which of the following actions should be recommended as a first step?()

A. install the Performance Accelerator feature

B. review the DS Storage Manager Major Event Log (MEL)

C. add an expansion frame with additionalFibre Channel ports

D. review the latest TPC for Disk study to identify the source of the performance issue


参考答案:D

第4题:

A customer has installed an IBM System Storage DS8700 with 20 TB of storage, 32 GB cache, and 16 Fibre Channel ports. The customer is beginning to experience throughput performance issues since they have added new workloads. The customer asks the storage specialist for guidance. Which of the following actions should be recommended as a first step?()

  • A、install the Performance Accelerator feature
  • B、review the DS Storage Manager Major Event Log (MEL)
  • C、add an expansion frame with additionalFibre Channel ports
  • D、review the latest TPC for Disk study to identify the source of the performance issue

正确答案:D

第5题:

A healthcare customer has an IBM System i server and an HP-UX server. They have high performance I/O, image-based, and archival applications. The customer has asked the IBM team  for guidance on IBM DS8000 disk technologies.  Which DS8000 disk technology would provide the best performance without regard to cost to meet the customer requirement()

  • A、73 GB 15k and 300 GB 15k drives
  • B、73 GB SSD and 2TB 7.2k drives
  • C、146 GB 15k and 300 GB 15k drives
  • D、146 GB 15k and 2TB 7.2k drives

正确答案:B

第6题:

A customer wants to consolidate storage from four IBM System p servers and one large IBM System i server. The customer does not have a SAN installed. The customer will require approximately 4 TB for System p and 3 TB for System i. The customer states that performance and isolation of the System i system is most important. Capacity, multi-path access, and replication functions are important for the System p servers.    Which solution best satisfies the customer requirements()

  • A、IBM System Storage DS8100 with 300 GB drives for the System p, 73 GB/15k drives for System i, and advanced functions for System p capacity
  • B、IBM System Storage DS8300 with LPAR, 73 GB/15k drives for System i, and 300 GB drives and advanced functions for System p capacity
  • C、IBM System Storage DS6800 with direct attach, 73 GB/15k drives for System i performance, and 300 GB drives and advanced functions for System p
  • D、IBM System Storage DS6800 with LPAR, 146 GB/15k drives for System i, 500 GB FATA drives for System p

正确答案:B

第7题:

A customer has a storage requirement for a mixed IBM System p and System z environment. They require approximately 2 TB of high performance disk for their System z environment. They require approximately 25 TB of low-performance disk for their System p environment. The storage specialist is using Capacity Magic to configure an IBM System Storage DS8300.  Which configuration is most appropriate for this customer()

  • A、4 x 73 GB 15k rpm disk drive sets for System z; and 4 x 500 GB 7.2k rpm disk drive sets for System p
  • B、4 x 146 GB 15k rpm disk drive sets for System z; and 2 x 500 GB 7.2k rpm disk drive sets for System p
  • C、2 x 300 GB 10k rpm disk drive sets for System z; and 4 x 300 GB 10k rpm disk drive sets for System p
  • D、2 x 73 GB 15k rpm disk drive sets for System z; and 2 x 500 GB 7.2k rpm disk drive sets for System p

正确答案:A

第8题:

A customer has an EMC Symmetrix DMX3000 that is at the end of lease. The environment consists of IBM System p, IBM System i, and IBM System z. The customer is evaluating EMC,   HDS, and IBM storage as possible replacements. They are interested in comparing the performance of all three disk subsystems.  Which tool compares performance()

  • A、Capacity Magic
  • B、eConfig
  • C、TPC for Disk
  • D、Disk Magic

正确答案:D

第9题:

A customer has installed an IBM System Storage DS8700 with 20 TB of storage, two-way processor version, 32 GB cache, and 16 Fibre Channel ports. The customer is beginning to experience throughput performance issues.  To address this performance consideration with minimal cost to the customer, which of the following should be the FIRST step to resolve the problem()

  • A、add an expansion frame with additionalFibre Channel ports
  • B、increase the amount of storage by 20 TB
  • C、conduct a Disk Magic study to identify the source of the performance issue
  • D、add additionalFibre Channel ports to the existing DS8700

正确答案:C

第10题:

A customer wants to purchase an IBM System Storage DS8700 to support a high-performance database environment.  Which technical solution gives the customer the best relationship between I/O performance at the machine’s backend vs. capacity installed in the machine()

  • A、additional installation of the first and second expansion frame will increase the backend performance capability
  • B、the usage of 300 GB/15k FC disks will give the server a high-performance backend capability
  • C、performance Accelerator restricts the number of disks connected to one device adapter pair to 32 disks
  • D、the second RIO-G loop between the base frame and the first expansion increases the backend performance

正确答案:C

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