单项选择题

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

<上一题目录下一题>

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