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The statistics for a poorly performing x366 system are as follows： （1）Processor： 90% for 5 second increments （2）Memory page faults： 20/second average over 15 minutes （3）Disk： disk time 1% Which of the following will provide the greatest performance improvement？（）
- A、Add memory
- B、Add a processor
- C、Add a faster disk subsystem
- D、Exchange the processor with a faster processor
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更多 “ The statistics for a poorly performing x366 system are as follows： （1）Processor： 90% for 5 second increments （2）Memory page faults： 20/second average over 15 minutes （3）Disk： disk time 1% Which of the following will provide the greatest performance improvement？（）A、Add memoryB、Add a processorC、Add a faster disk subsystemD、Exchange the processor with a faster processor” 相关考题
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The statistics for a poorly performing， dual-processor x365 system are as follows： （1）Processor： 80% for 5-second increments （2）Memory page faults： 360/second average over 15 minutes （3）Disk % disk time： 100% Which of the following will provide the greatest performance improvement？（）A、Add memoryB、Add a processorC、Exchange the existing processor for a faster processorD、Add a faster disk subsystem
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Rootvg has just been mirrored to a second disk. Which of the following actions should be performed to boot the system off of either disk?（）A、Extendvg to include both disks in the rootvgB、Copy the hd5 logical volume to hdisk1C、Run the bosboot and bootlist commandsD、Reset the dump device to /dev/sysdumpnull
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Your network contains a database server that runs Windows Server 2003 Standard Edition Service Pack 2 (SP2). The server has 1 GB of RAM and a single hard disk. Queries against the databases on the server are very slow. You discover that the hard disk on the server is very active. You are evaluating whether to add RAM to the server. You need to use System Monitor to find out whether adding RAM will decrease disk activity. Which performance counter should you monitor? （）A、LogicalDisk : % Free SpaceB、Memory : Pages Faults/secC、Memory : Free System Page Table EntriesD、Server Work Queues : Queue Length
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You have a computer that runs Windows XP Professional. The computer has the following hardware installed: 3 GB page file, 2. 4 GHz processor, 2 GB of physical memory, 20 GB hard disk that has 1 GB of free space You need to enable hibernation support on the computer. What should you do first?（） A、Upgrade the processor.B、Add additional physical memory.C、Increase the size of the page file.D、Create additional free hard disk space.
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Your network contains a server named Server1 that runs Windows Server 2008 R2.You need to identify which processes perform the most disk writes and disk reads per second. Which tool should you use？（）A、Disk ManagementB、Reliability MonitorC、Resource MonitorD、Storage Explorer
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单选题Which of the following commands should be used to monitor disk utilization during the time a system is experiencing a disk I/O performance problem？（）A
istatB
topasC
vmstatD
filemon
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单选题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
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单选题An application server is running slowly. After viewing performance monitoring data it is detected that the disk queue length is high. Which of the following could BEST resolve the situation？（）A
Add more disk drives.B
Increase the amount of virtual memory.C
Add a faster processor.D
Add more memory to stop paging to disk.
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