单项选择题

Which of the following tools should be used to report in-depth information about file fragments？（）

A. defragfs
B. istat
C. filemon
D. fileplace

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单项选择题

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

单项选择题

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

单项选择题

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