单项选择题
Which of the following commands should be used to show how much data is read from or written to a particular logical volume， given there are several other logical volumes on the same disk？（）
A. sar
B. lslv
C. iostat
D. filemon
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相关考题
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WhichofthefollowingcommandsshouldbeusedtomonitordiskutilizationduringthetimeasystemisexperiencingadiskI/Operformanceproblem？（）
A. istat
B. topas
C. vmstat
D. filemon -
单项选择题
Afterrunningthevmstatcommand，whichofthefollowingwouldmostlikelycausethevalueintheblockedcolumntobeunusuallyhigh？（）
A. Kernel thread
B. Too many users
C. Memory shortage
D. Network contention -
单项选择题
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A. ping
B. trace
C. ifconfig
D. lsattr
