單項選擇題Which of the following metrics provided by the iostat report is used to initially determine if a system is I/O bound?()

A. % idle
B. % sys
C. % user
D. % iowait


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2.單項選擇題Which of the following performance tools can be used to determine if a system is thrashing?()

A. svmon and tprof
B. vmtune and schedtune
C. ps and schedtune
D. vmstat and topas

3.單項選擇題Which of the following commands is used to display detailed ethernet statistics for ent0?()

A. ifconfig ent0
B. entstat -d ent0
C. netstat -i
D. lscfg -vl ent0

4.單項選擇題When monitoring a system using /usr/bin/vmstat with an interval, the metrics under page pi and page po represent which of the following phrases?()

A. The pages to and from paging space per second
B. The page intervals and page operations per second
C. The page interrupts and page operations per second
D. The page segments transferred between pi and po devices per second

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