单选题While monitoring a system using vmstat， which of the following options most likely indicates that the system is CPU bound？（）Ar is greater than 40Bid is greater than 50Csum of id and wa equals 50Dsum of us and sy equals 100

题目
单选题
While monitoring a system using vmstat， which of the following options most likely indicates that the system is CPU bound？（）
A

 r is greater than 40

B

 id is greater than 50

C

 sum of id and wa equals 50

D

 sum of us and sy equals 100

相似考题

1.A semisubmersible which flops between forward and aft angles of trim is likely to have ______.A.KML less than KGLB.an off-center LCGC.LCG greater than LCBD.KML greater than KMT

2.Using output from "vmstat 2 8," which of the following options is most appropriate to consider when determining if a system is experiencing memory thrashing?（）A、 cy != 1 B、 re != 0 C、 po/fr > 1/6 D、 fr/po > 1/6

3.Performance monitoring of a poorly performing system indicates a high level of CPU usage. Which tool can be used to help identify which processes are using excessive CPU resources？（）A、sarB、topasC、iostatD、vmstat

4.使用命令vmstat监控系统状态，下面（）情况说明是cpu瓶颈。A、wa的值大于80B、id的值大于60C、us和sy的和始终是99和100D、id和wa的和始终是99和100

更多“单选题While monitoring a system using vmstat， which of the following options most likely indicates that the system is CPU bound？（）A  r is greater than 40B  id is greater than 50C  sum of id and wa equals 50D  sum of us and sy equals 100”相关问题

  • 第1题：

    A technician is performing a memory upgrade by installing an additional 1GB stick of DDR RAM into a system. When the installation is complete, the computer shows 2GB of RAM at POST; however, it now indicates a lower speed setting for the memory. Which of the following is the MOST likely cause?（）

    • A、The newly installed RAM has a lower clock speed than the existing RAM.
    • B、The CPU is not configured to work with the additional RAM.
    • C、The system is incompatible with the new RAM.
    • D、The new RAM is of lower quality, and not dependable at higher speeds.

    正确答案:A

  • 第2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:B

  • 第3题：

    An administrator is configuring a new cluster and has a requirement for a notification to be generated if the /tmp File System becomes greater than 90% full. Which of the following PowerHA components will support theadministrator’s requirement？（）

    • A、Pre-defined Events
    • B、User-defined Events
    • C、Remote notification methods
    • D、The integration between RMC and WebSM

    正确答案:B

  • 第4题：

    A system administrator is monitoring a system that has recently shown a decrease in performance.The administrator suspects that the system may be low on memory and may be paging excessively.Which of the following commands is best to identify a possible paging problem？（）

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

    正确答案:D

  • 第5题：

    单选题
    Using output from "vmstat 2 8," which of the following options is most appropriate to consider when determining if a system is experiencing memory thrashing?（）
    A

     cy != 1 

    B

     re != 0 

    C

     po/fr > 1/6 

    D

     fr/po > 1/6


    正确答案： D
    解析： 暂无解析

  • 第6题：

    单选题
    The major difference between the discharge and suction valves installed in most low pressure, reciprocating air compressors is that（）
    A

    one valve seats upwards, while the other seats downwards

    B

    the reed valves used on the discharge are made substantially thicker and heavier than the suction valves

    C

    the suction valve springs exert a greater tension than the discharge valve springs

    D

    the discharge valve springs exert a greater tension than the suction valve springs


    正确答案： B
    解析： 暂无解析

  • 第7题：

    单选题
    If the sum of a number and the original number increased by 5 is greater than11, which could be a possible value of the number?
    A

    -5

    B

    -1

    C

    1

    D

    3

    E

    4


    正确答案： C
    解析：
    If the sum of a number, x, and the original number increased by 5, x+5, is greater than 11, then x+(x+5)>11, so 2x+5>11. Then 2x > 6, so x > 3. The only answer choice that is greater than 3 is E..

  • 第8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9题：

    单选题
    An administrator is configuring a new cluster and has a requirement for a notification to be generated if the /tmp File System becomes greater than 90% full. Which of the following PowerHA components will support theadministrator’s requirement？（）
    A

    Pre-defined Events

    B

    User-defined Events

    C

    Remote notification methods

    D

    The integration between RMC and WebSM


    正确答案： B
    解析： 暂无解析

  • 第10题：

    单选题
    A semisubmersible which flops between forward and aft angles of trim is likely to have（）.
    A

    KML less than KGL

    B

    an off-center LCG

    C

    LCG greater than LCB

    D

    KML greater than KMT


    正确答案： C
    解析： 暂无解析

  • 第11题：

    单选题
    Performance monitoring of a poorly performing system indicates a high level of CPU usage. Which tool can be used to help identify which processes are using excessive CPU resources？（）
    A

    sar

    B

    topas

    C

    iostat

    D

    vmstat


    正确答案： D
    解析： 暂无解析

  • 第12题：

    单选题
    While monitoring a system that is CPU bound， which of the following output is most likely to occur？（）
    A

    A

    B

    B

    C

    C

    D

    D


    正确答案： A
    解析： 暂无解析

  • 第13题：

    A user reports that they cannot cd to /tmp/application. A system administrator entered the following    command： Is -Id /tmp/application   drw-r-r- 4 root system 512 Jan 15 14：09 application Which of the following is the most likely cause of the  problem（）

    • A、The /tmp/application should be globally writable.
    • B、The /tmp/application directory should be executable.
    • C、The /tmp/application directory should be owned by the user.
    • D、The /tmp/application directory should have the sticky bit set

    正确答案:B

  • 第14题：

    What is the effect of using Capacity on Demand on LPARs configured on a managed system?（）

    • A、It allows dynamic increase of CPU and memory allocation for all LPARs.
    • B、It allows dynamic increase of CPU and memory allocation for LPARs when the 'Desired' and 'Maximum' partition profile values are equal.
    • C、It allows dynamic increase of CPU and memory allocation for LPARs when the 'Desired' partition profile values are less than the 'Maximum' values.
    • D、It allows dynamic increase of CPU and memory allocation for LPARs when the 'Desired' partition profile values are greater than the 'Maximum' values.

    正确答案:C

  • 第15题：

    While monitoring a system using vmstat， which of the following options most likely indicates that the system is CPU bound？（）

    • A、 r is greater than 40
    • B、 id is greater than 50
    • C、 sum of id and wa equals 50
    • D、 sum of us and sy equals 100

    正确答案:D

  • 第16题：

    You need to identify a type that meets the following criteria：          Is always a number.          Is not greater than 65，535.  Which type should you choose？（）

    • A、System.UInt16
    • B、int
    • C、System.String
    • D、System.IntPtr

    正确答案:A

  • 第17题：

    单选题
    A technician is performing a memory upgrade by installing an additional 1GB stick of DDR RAM into a system. When the installation is complete, the computer shows 2GB of RAM at POST; however, it now indicates a lower speed setting for the memory. Which of the following is the MOST likely cause?（）
    A

    The newly installed RAM has a lower clock speed than the existing RAM.

    B

    The CPU is not configured to work with the additional RAM.

    C

    The system is incompatible with the new RAM.

    D

    The new RAM is of lower quality, and not dependable at higher speeds.


    正确答案： D
    解析： 暂无解析

  • 第18题：

    单选题
    A user is reporting that access to a file server is much slower than it has been. The system administrator completes a test of the server using a system monitoring tool and compares it to the previously taken baseline. The comparison shows that there are no significant changes in the use of system resources. Which of the following actions should be taken to resolve this user problem?（）
    A

    Add additional RAM to the user PC

    B

    Troubleshoot the user PC

    C

    Add additional RAM to the server

    D

    Add additional hard drive space to the server


    正确答案： C
    解析： 暂无解析

  • 第19题：

    单选题
    Which of the following statements is true concerning simple parallel resistance circuits?（）
    A

    The total current flow equals the sum of the individual currents

    B

    The total current flow equals the reciprocal of the sum of the individual currents

    C

    The total resistance equals the sum of the individual resistance

    D

    The total voltage equals the sum of the individual voltages across each resistance


    正确答案： A
    解析： 暂无解析

  • 第20题：

    单选题
    What is the effect of using Capacity on Demand on LPARs configured on a managed system?（）
    A

    It allows dynamic increase of CPU and memory allocation for all LPARs.

    B

    It allows dynamic increase of CPU and memory allocation for LPARs when the 'Desired' and 'Maximum' partition profile values are equal.

    C

    It allows dynamic increase of CPU and memory allocation for LPARs when the 'Desired' partition profile values are less than the 'Maximum' values.

    D

    It allows dynamic increase of CPU and memory allocation for LPARs when the 'Desired' partition profile values are greater than the 'Maximum' values.


    正确答案： B
    解析： 暂无解析

  • 第21题：

    单选题
    Which of the following statements concerning a simple parallel resistance circuit is correct?（）
    A

    The voltage drop across each resistor is the same

    B

    The total current flow equals the reciprocal of the sum of the individual currents

    C

    The total resistance equals the sum of the individual resistances

    D

    The total voltage equals the sum of the individual voltages across each resistance


    正确答案： D
    解析： 暂无解析

  • 第22题：

    单选题
    A user reports that they cannot cd to /tmp/application. A system administrator entered the following    command： Is -Id /tmp/application   drw-r-r- 4 root system 512 Jan 15 14：09 application Which of the following is the most likely cause of the  problem（）
    A

    The /tmp/application should be globally writable.

    B

    The /tmp/application directory should be executable.

    C

    The /tmp/application directory should be owned by the user.

    D

    The /tmp/application directory should have the sticky bit set


    正确答案： A
    解析： 暂无解析

  • 第23题：

    单选题
    Using the schedtune output， memory is considered over-committed if：（）
    A

     more than one process is spinning.

    B

     more than 4 processes become active.

    C

     the system schedules more than 16 processes.

    D

     the pageouts divided by page steals is greater than 1/h.


    正确答案： A
    解析： 暂无解析

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