using the vmstat command on the AIX servers connected via SAN to the DS8700 system
look at the IOPS using the DS8700
reading the performance reports via Tivoli Storage Productivity Center for Disk
generating reports using theTotalStorage Expert
第1题：
A customer has an IBM System Storage DS8700 and wants to reach the highest possible throughput in the back-end for a storage-pool-striped volume out of an extent pool with 8 ranks. Over how many device adapter pairs should a technical specialist spread the workload（）
第2题：
A customer using an IBM System Storage DS8300 is facing performance problems. After the analysis by the technical specialist， the diagnosis indicates that the cache hits may be improved by a cache upgrade. How can the system be monitored in order to check the benefits of the cache upgrade（）
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
第4题：
Which storage subsystem can place files from the same directory in different storage poolsautomatically for improved performance?（）
第5题：
During a review of environmental requirements before ordering an IBM System z9 server and IBM System Storage DS8700， the customer states that the available power is 220 volts AC. Which feature should be included with the DS8700 order（）
第6题：
A customer wants to collect performance data from a newly installed IBM System Storage DS8700 to determine if the system meets expected benchmarks using their application test data. Which tool best gathers the performance data（）
第7题：
The Business Partner technical specialist is called to determine if the addition of host ports on an IBM System Storage DS8700 has improved users’ response times for an IBM System p server running SAP. How can the improvement be verified（）
第8题：
The Business Partner technical specialist is called to check if the addition of host ports on an IBM System Storage DS8000 system has improved users’ response times for an IBM System p server running SAP. How can the improvement be verified（）
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（）
第10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?（）