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?（）Asar Biostat Csvmon Dfilemon

题目
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

相似考题

1.All of the following are attributes that can be specified when creating a logical volume EXCEPT:()A.Number of logical partitionsB.Disk where logical volume will resideC.Size of the logical volume control blockD.Position of the logical volume on the disk

2.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、chvgB、rmdevC、reducevgD、exportvg

3.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

4.The system administrator notices that there is an I/O bottleneck on one of three disks in datavg volume group. This problem disk contains the JFS log， loglv00 and one filesystem， /mydatabase.  There are no other logical volumes on this disk.  Which of the following options would be the best solution？（）A、 Increase the size of the JFS log logical volume so more transacations can be written to this log.B、 Create a second， additional JFS log and have the /mydatabase logical volume point to both JFS logs.C、 Migrate the JFS log device to another physical disk in the same volume group.D、 Only one JFS log device for each volume group can be used.  Use the migratepv command to move the JFS log device to an empty disk in another volume group.

更多“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”相关问题

  • 第1题：

    An administrator has a two-disk volume group （testvg） with one logical volume （testlv） which has just  been mirrored across both disk drives.  Which of the following commands can be used to turn off quorum（）

    • A、chvg -Qn testvg
    • B、chlv -Qn testvg
    • C、varyoffvg testvg； varyonvg -Qn testvg
    • D、varyoffvg testvg； exportvg testvg； importvg -Qn testvg； varyonvg testvg

    正确答案:A

  • 第2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3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：

    Error log analysis indicates that a disk is starting to fail and will need to be replaced. The failing disk contains multiple logical volumes which span multiple disks. A free disk has been added to the failing disk’s volume group.Which of the following is the most efficient method to move the data from the failing disk to the new disk？（）

    • A、Back up the data， remove the failing disk from the volume group， then restore the data to the new disk.
    • B、Use the migratepv command to move data from one disk to another and then remove the failing disk from the volume group.
    • C、Use the mirrorvg command to mirror the data to the new disk， break the mirror and then remove the failing disk from the volume group.
    • D、Create a new filesystem on the new disk and use the mv command to move the data to the new filesystem， and then remove the failing disk from the volume group.

    正确答案:B

  • 第6题：

    单选题
    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： C
    解析： 暂无解析

  • 第7题：

    单选题
    All of the following are attributes that can be specified when creating a logical volume EXCEPT:（）
    A

    Number of logical partitions

    B

    Disk where logical volume will reside

    C

    Size of the logical volume control block

    D

    Position of the logical volume on the disk


    正确答案： C
    解析： 暂无解析

  • 第8题：

    单选题
    With a scalable volume group, where is the logical volume control information stored on the disk?（）
    A

    In the ODM

    B

    In the volume group descriptor area

    C

    In the first 512 bytes of the logical device

    D

    In the first block of the user data within the LV


    正确答案： B
    解析： 暂无解析

  • 第9题：

    单选题
    In a three-disk volume group, a disk was physically removed from the system without performing any software procedures to properly remove the disk. Which of the following commands should be performed to recover from this error?（）
    A

    extendvg

    B

    cfgmgr

    C

    reducevg

    D

    varyoffvg


    正确答案： C
    解析： 暂无解析

  • 第10题：

    单选题
    Which of the following commands should be used to show how much data is read from or written to a particular logical volume， given there are several other logical volumes on the same disk？（）
    A

     sar

    B

     lslv

    C

     iostat

    D

     filemon


    正确答案： A
    解析： 暂无解析

  • 第11题：

    单选题
    A System p administrator is looking at changing attributes of a logical volume.  Which of the following must be defined when it is created（）
    A

    placement of the logical volume

    B

    stripe size of the logical volume

    C

    inter-disk policy of the logical volume

    D

    intra-disk policy of the logical volume


    正确答案： B
    解析： 暂无解析

  • 第12题：

    单选题
    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： D
    解析： 暂无解析

  • 第13题：

    All of the following are attributes that can be specified when creating a logical volume EXCEPT:（）

    • A、Number of logical partitions
    • B、Disk where logical volume will reside
    • C、Size of the logical volume control block
    • D、Position of the logical volume on the disk

    正确答案:C

  • 第14题：

    With a scalable volume group, where is the logical volume control information stored on the disk?（）

    • A、In the ODM
    • B、In the volume group descriptor area
    • C、In the first 512 bytes of the logical device
    • D、In the first block of the user data within the LV

    正确答案:B

  • 第15题：

    In order to determine how efficiently an application is reading and writing data， which of the following utilities will report read and write sizes on disk I/O requests？（）

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

    正确答案:D

  • 第16题：

    Which of the following commands should be used to show how much data is read from or written to a particular logical volume， given there are several other logical volumes on the same disk？（）

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

    正确答案:D

  • 第17题：

    A System p administrator is looking at changing attributes of a logical volume.  Which of the following must be defined when it is created（）

    • A、placement of the logical volume
    • B、stripe size of the logical volume
    • C、inter-disk policy of the logical volume
    • D、intra-disk policy of the logical volume

    正确答案:B

  • 第18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19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20题：

    单选题
    In order to determine how efficiently an application is reading and writing data， which of the following utilities will report read and write sizes on disk I/O requests？（）
    A

     tprof

    B

     iostat

    C

     svmon

    D

     filemon


    正确答案： C
    解析： 暂无解析

  • 第21题：

    单选题
    A system administrator has a two-disk volume group （testvg） with one logical volume （testlv） which has just been mirrored across both disk drives. Which of the following commands can be used to turn off quorum？（）
    A

    chvg -Qn testvg

    B

    chlv -Qn testlv

    C

    varyoffvg testvg； varyonvg -Qn testvg

    D

    varyoffvg testvg； exportvg testvg； importvg -Qn testvg； varyonvg testvg


    正确答案： A
    解析： 暂无解析

  • 第22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23题：

    单选题
    The system administrator notices that there is an I/O bottleneck on one of three disks in datavg volume group. This problem disk contains the JFS log， loglv00 and one filesystem， /mydatabase.  There are no other logical volumes on this disk.  Which of the following options would be the best solution？（）
    A

     Increase the size of the JFS log logical volume so more transacations can be written to this log.

    B

     Create a second， additional JFS log and have the /mydatabase logical volume point to both JFS logs.

    C

     Migrate the JFS log device to another physical disk in the same volume group.

    D

     Only one JFS log device for each volume group can be used.  Use the migratepv command to move the JFS log device to an empty disk in another volume group.


    正确答案： B
    解析： 暂无解析

  • 第24题：

    单选题
    Error log analysis indicates that a disk is starting to fail and will need to be replaced. The failing disk contains multiple logical volumes which span multiple disks. A free disk has been added to the failing disk’s volume group.Which of the following is the most efficient method to move the data from the failing disk to the new disk？（）
    A

    Back up the data， remove the failing disk from the volume group， then restore the data to the new disk.

    B

    Use the migratepv command to move data from one disk to another and then remove the failing disk from the volume group.

    C

    Use the mirrorvg command to mirror the data to the new disk， break the mirror and then remove the failing disk from the volume group.

    D

    Create a new filesystem on the new disk and use the mv command to move the data to the new filesystem， and then remove the failing disk from the volume group.


    正确答案： C
    解析： 暂无解析

相关内容