单选题What command can an administrator use to get summary performance information about the hypervisor?()A vmstat -HB mpstat -sC lparstat -hD sar -p HYPER

单选题
What command can an administrator use to get summary performance information about the hypervisor?()
A

 vmstat -H

B

 mpstat -s

C

 lparstat -h

D

 sar -p HYPER


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