单项选择题
Because of system performance problems， a system administrator ran the iostat command. The following iostat output is provided：
Which of the following issues can be derived from the output？（）
A.The server is CPU bound.
B.The server has network problems.
C.The server is memory constrained.
D.The server needs the disk usage to be optimized.X
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相关考题
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单项选择题
A system administrator ran the iostat command because of system performance problems. The following iostat output is provided： Based on the output， which of the following is insufficient？（）
A.CPU
B.Memory
C.Paging space
D.Disk capacityX -
单项选择题
Asystemadministratorismonitoringasystemthathasrecentlyshownadecreaseinperformance.TheadministratorsuspectsthereisanoverloadoftrafficonasingleEthernetadapter.WhichofthefollowingcommandsisbesttoidentifyapossibleoverloadoftheEthernetadapter？（）
A.ping
B.iostat
C.netstat
D.ifconfig -
单项选择题
Asystemadministratorismonitoringasystemthathasrecentlyshownadecreaseinperformance.Theadministratorsuspectsthatthesystemmaybelowonmemoryandmaybepagingexcessively.Whichofthefollowingcommandsisbesttoidentifyapossiblepagingproblem？（）
A.iostat
B.netstat
C.ps
D.vmstat
