单选题Which of the following commands should be used to observe the number of system calls per second? ()Asar Biostat Csvmon Dvmstat

题目
单选题
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


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更多“单选题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”相关问题
  • 第1题:

    Which of the following commands displays the number of system calls per second that are being executed?()

    • A、 sar
    • B、 pstat
    • C、 iostat
    • D、 filemon

    正确答案:A

  • 第2题:

    A disk contains several logical volumes.  Which of the following commands indicates how much data is read from or written to a particular logical volume on the same disk?()

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

    正确答案:D

  • 第3题:

    An AIX system administrator wants to reset the level at which the SIGDANGER signal is sent to processes so appropriate actions can be taken when paging space is running low.  Which of the following commands is used to reset the level?()

    • A、 vmtune -w
    • B、 svmon -w
    • C、 schedtune -w
    • D、 vmstat -s

    正确答案:A

  • 第4题:

    Which of the following commands should be used to report statistics on network protocols used by the system?()

    • A、 lsattr
    • B、 pstat
    • C、 netstat
    • D、 ifconfig

    正确答案:C

  • 第5题:

    Which command series should be used to determine whether file paging or paging space paging is a problem when running a program from an idle system?()

    • A、 foo ; lsps -s
    • B、 tprof -kx ; foo
    • C、 iostat ; foo ; iostat
    • D、 vmstat -s ; foo ; vmstat s

    正确答案:D

  • 第6题:

    单选题
    Which of the following commands should be used to list all of the active network interfaces on a system?()
    A

    lscfg

    B

    route

    C

    netstat

    D

    entstat


    正确答案: B
    解析: 暂无解析

  • 第7题:

    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


    正确答案: A
    解析: 暂无解析

  • 第8题:

    单选题
    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: A
    解析: 暂无解析

  • 第9题:

    单选题
    When monitoring a system using vmstat with an interval, the metrics under page po represent which of the following phrases?()
    A

     The number pages over the limit

    B

     The pages to paging space per second

    C

     The number of page operations per second

    D

     The number of processes waiting for page out


    正确答案: D
    解析: 暂无解析

  • 第10题:

    单选题
    An AIX system administrator needs to adjust the maximum amount of memory that can be pinned. Which of the following commands is used to make the change?()
    A

     vmtune -M

    B

     svmon -m

    C

     vmstat -s

    D

     schedtune -m


    正确答案: A
    解析: 暂无解析

  • 第11题:

    单选题
    Which of the following commands displays the number of system calls per second that are being executed?()
    A

     sar

    B

     pstat

    C

     iostat

    D

     filemon


    正确答案: D
    解析: 暂无解析

  • 第12题:

    单选题
    Which of the following commands should be used to report statistics on network protocols used by the system?()
    A

     lsattr

    B

     pstat

    C

     netstat

    D

     ifconfig


    正确答案: D
    解析: 暂无解析

  • 第13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

  • 第14题:

    Which of the following commands can be used to determine if a disk drive is causing a bottleneck?()

    • A、 vmstat 
    • B、 fileplace 
    • C、 iostat 
    • D、 lvmstat

    正确答案:C

  • 第15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

    正确答案:D

  • 第16题:

    A system administrator has a server that is performing poorly. The vmstat command identifies that high CPU usage is the problem. Which of the following commands can be used to identify the eight most active processes running on the server?()

    • A、ps -ef -t8
    • B、sar -u -p 8
    • C、vmstat -t 8
    • D、topas -p8 -n0 -d0

    正确答案:D

  • 第17题:

    Which of the following performance tools can be used to determine if a system is thrashing?()

    • A、 svmon and tprof
    • B、 vmtune and schedtune
    • C、 ps and schedtune
    • D、 vmstat and topas

    正确答案:D

  • 第18题:

    单选题
    An AIX system administrator wants to reset the level at which the SIGDANGER signal is sent to processes so appropriate actions can be taken when paging space is running low.  Which of the following commands is used to reset the level?()
    A

     vmtune -w

    B

     svmon -w

    C

     schedtune -w

    D

     vmstat -s


    正确答案: A
    解析: 暂无解析

  • 第19题:

    单选题
    Which of the following commands can be used to determine if a disk drive is causing a bottleneck?()
    A

     vmstat 

    B

     fileplace 

    C

     iostat 

    D

     lvmstat


    正确答案: C
    解析: 暂无解析

  • 第20题:

    单选题
    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
    解析: 暂无解析

  • 第21题:

    单选题
    A disk contains several logical volumes.  Which of the following commands indicates how much data is read from or written to a particular logical volume on the same disk?()
    A

     sar 

    B

     iostat 

    C

     svmon 

    D

     filemon


    正确答案: B
    解析: 暂无解析

  • 第22题:

    单选题
    Which of the following commands should be used to monitor the number of bytes read on any given disk?()
    A

     tprof

    B

     topas

    C

     filemon

    D

     vmstat


    正确答案: A
    解析: 暂无解析

  • 第23题:

    单选题
    Which of the following performance tools can be used to determine if a system is thrashing?()
    A

     svmon and tprof

    B

     vmtune and schedtune

    C

     ps and schedtune

    D

     vmstat and topas


    正确答案: C
    解析: 暂无解析

  • 第24题:

    单选题
    Which command series should be used to determine whether file paging or paging space paging is a problem when running a program from an idle system?()
    A

     foo ; lsps -s

    B

     tprof -kx ; foo

    C

     iostat ; foo ; iostat

    D

     vmstat -s ; foo ; vmstat s


    正确答案: C
    解析: 暂无解析