单选题Which of the following performance tools can be used to determine if a system is thrashing?()Asvmon and tprofBvmtune and schedtuneCps and schedtuneDvmstat and topas

题目
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


相似考题
参考答案和解析
正确答案: C
解析: 暂无解析
更多“单选题Which of the following performance tools can be used to determine if a system is thrashing?()A  svmon and tprofB  vmtune and schedtuneC  ps and schedtuneD  vmstat and topas”相关问题
  • 第1题:

    Which of the following tools can be used to securely connect to a remote system?()

    • A、RCMD
    • B、SSH
    • C、TELNET
    • D、HTTP

    正确答案:B

  • 第2题:

    Which of the following commands can an operator use to view disk performance details?()

    • A、topas -D
    • B、topas -R
    • C、topas -C
    • D、topas -d

    正确答案:A

  • 第3题:

    Users complain an AIX server is running slow.  Which of the following commands can be run to determine what is consuming systems resources?()

    • A、 tprof
    • B、 lpstat
    • C、 ps aux
    • D、 entstat

    正确答案:C

  • 第4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5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6题:

    单选题
    Users complain an AIX server is running slow.  Which of the following commands can be run to determine what is consuming systems resources?()
    A

     tprof

    B

     lpstat

    C

     ps aux

    D

     entstat


    正确答案: A
    解析: 暂无解析

  • 第7题:

    单选题
    To examine the Exhibit, press the Exhibit button. A user is compiling a C program.  A performance problem occurs and "vmstat 120 10" is run to determine the cause.  The vmstat output is provided in the exhibit.  Which of the following commands should be run to obtain more information about the problem?()
    A

     lsps 

    B

     tprof 

    C

     iostat 

    D

     vmtune


    正确答案: C
    解析: 暂无解析

  • 第8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9题:

    单选题
    Which of the following protocols can be used to retrieve system and network performance information from a router?()
    A

    LDAP

    B

    IMAP

    C

    TFTP

    D

    SNMP


    正确答案: B
    解析: 暂无解析

  • 第10题:

    单选题
    Which of the following tools can be used to securely connect to a remote system?()
    A

    RCMD

    B

    SSH

    C

    TELNET

    D

    HTTP


    正确答案: D
    解析: 暂无解析

  • 第11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12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13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:

    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:

    A system must be evaluated and tuned.  In order to use a set of performance evaluation programs (e.g. filemon, svmon, and tprof), which of the following packages should exist on the system?()

    • A、 bos.rte.control (WLM)
    • B、 bos.perf
    • C、 xlC.rte
    • D、 perfagent.tools

    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 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20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21题:

    单选题
    Users in an office routinely work with large graphics files. Which of the following preventivemaintenance tools can assist in maintaining system performance?()
    A

    FPROT

    B

    DEFRAG

    C

    CHKDSK

    D

    SFC


    正确答案: D
    解析: 暂无解析

  • 第22题:

    单选题
    A system must be evaluated and tuned.  In order to use a set of performance evaluation programs (e.g., filemon, svmon, and tprof) which of the following packages should exist on the system in question?()
    A

     bos.adt

    B

     bos.perf

    C

     Java.adt

    D

     perfagent.tools


    正确答案: D
    解析: 暂无解析

  • 第23题:

    单选题
    A system must be evaluated and tuned.  In order to use a set of performance evaluation programs (e.g. filemon, svmon, and tprof), which of the following packages should exist on the system?()
    A

     bos.rte.control (WLM)

    B

     bos.perf

    C

     xlC.rte

    D

     perfagent.tools


    正确答案: C
    解析: 暂无解析

  • 第24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