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單項選擇題

Which of the following tools should be used to analyze the placement of file fragments on a mirrored logical volume？（）

A. df
B. lslv
C. filemon
D. fileplace

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單項選擇題

Which of the following commands should be used to show the percentage of time that any given disk was busy？（）

A. ps
B. tprof
C. iostat
D. vmstat

單項選擇題

The maxmbuff is low by default for systems expecting high network traffic and/or usage. Which of the following utilities should be used to report requests for mbufs that have failed and/or been denied？（）

A. no
B. ping
C. netstat
D. ifconfig