单项选择题Acustomerhas5olderPOWER5systemsandtheywanttoconsolidatethemontoaPOWER6system.WhatinformationisimportanttoanalyzewhendecidinghowtodesignthenewmachineusingtheSystemPlanningTool?()
A. vmstat and iostat data from the older machines
B. The number of CPUs that were installed in the original machines
C. Data from Workload Estimator (WLE) and IBM Performance Management (PM)
D. Performance data that is collected from the new system after it has been put into production