单项选择题

Ifasystemadministratorwantstoshowonlyadiskreportfordisk……

If a system administrator wants to show only a disk report for disk2, at two second intervals, what is the correct command to run?（）

A. iostat disk1 1
B. iostat -d disk1 2
C. iostat disk2 1
D. iostat -d disk2 2

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热门试题

单项选择题WhatdoestheFREQcolumnshowwhenrunningthetprofoption?（）

A. Total amount of Ticks used by all users
B. Total amount of Ticks used by all processes
C. Total amount of Ticks used by a specific user
D. Total amount of Ticks used by a specific type of process

单项选择题Whichofthefollowingcommandscanbeusedtodetermineifadiskdriveiscausingabottleneck?（）

A. vmstat
B. fileplace
C. iostat
D. lvmstat

单项选择题Whatistheproperwaytostartasystemdumponthedefaultprimarydumpdevice?（）

A. sysdumpdev -p
B. sysdumpdev -s
C. sysdumpstart -p
D. sysdumpstart -s

单项选择题WhichfileisNOTcontrolledbythealogcommand?（）

A. conslog
B. nimlog
C. bosinstlog
D. errlog

单项选择题Apatchhasbeenappliedtotheoperatingsystem.Afterrebooting,thesystemishung.Whichofthefollowingcommandsshouldhavebeenperformedtopreventthesystemfromhanging?（）

A. lppchk, bosboot
B. lslpp -l, oslevel
C. installp -C, lppchk
D. bosboot, synclvodm