IBM(000-234)

单选题Which of the following commands should be used to determine which disk of a system is experiencing a disk I/O performance problem?()AfilemonBistatCvmstatDiostat

题目
单选题
Which of the following commands should be used to determine which disk of a system is experiencing a disk I/O performance problem?()
A

 filemon

B

 istat

C

 vmstat

D

 iostat

参考答案和解析
正确答案: A
解析: 暂无解析
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相似问题和答案

第1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、 istat
  • B、 topas
  • C、 vmstat
  • D、 filemon

正确答案:B

第2题:

Which of the following commands should be used to observe the number of system calls per second? ()

  • A、 sar 
  • B、 iostat 
  • C、 svmon 
  • D、 vmstat

正确答案:D

第3题:

WhichofthefollowingcommandsshouldbeusedtodeterminewhichdiskofasystemisexperiencingadiskI/Operformanceproblem?()

A.filemon

B.istat

C.vmstat

D.iostat


参考答案:D

第4题:

Which of the following WLM commands should be used to monitor performance on a system running wlm?()

  • A、 wlmcntrl
  • B、 wlmstat
  • C、 wlmcheck
  • D、 wlmassign

正确答案:B

第5题:

Which of the following commands should be used to determine whether a logical volume is contiguous across a disk?()

  • A、 lslv
  • B、 lsfs
  • C、 lspv
  • D、 fileplace

正确答案:A

第6题:

A system administrator has a failed disk drive that is mirrored to another disk drive. They successfully removed the logical volume copies off of the failed disk drive. Which of the following commands should be used to remove the failed disk drive from the volume group?()

  • A、chvg
  • B、rmdev
  • C、reducevg
  • D、exportvg

正确答案:C

第7题:

Which of the following metrics provided by the iostat report is used to initially determine if a disk is I/O bound?()

  • A、 tin
  • B、 tout
  • C、 % idle
  • D、 % tm_act

正确答案:D

第8题:

Which of the following commands should be used to determine DNS name resolution performance?()

  • A、 iptrace
  • B、 vmstat
  • C、 hostname
  • D、 ifconfig

正确答案:A

第9题:

Which of the following metrics provided by the iostat report is used to initially determine if a system is I/O bound?()

  • A、 % idle
  • B、 % sys
  • C、 % user
  • D、 % iowait

正确答案:D

第10题:

Which of the following commands should be used to show the percentage of time that any given disk was busy?()

  • A、 ps
  • B、 tprof
  • C、 iostat
  • D、 vmstat

正确答案:C

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