单项选择题

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.

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热门试题

单项选择题WhichattributeofalogicalvolumecanNOTbechangedafteritiscreated？（）

A.The placement of the logical volume
B.The stripe size of the logical volume
C.The upper bound of the logical volume
D.The intra-policy of the logical volume

单项选择题WhichattributeofaJFSfilesystemcanNOTbechangedafterthefilesystemiscreated？（）

A.The size of the filesystem
B.The placement of the filesystem
C.The mount point of the filesystem
D.The number of bytes per inode

单项选择题A system administrator is attempting to unmount filesystem dev data and receives the following message： umount： 0506-349 Cannot unmount dev data： The requested resource is busy. Which of the following commands can be used to determine which process has open references within the filesystem？（）

A.lsfs
B.topas
C.fuser
D.mount

单项选择题Whichcommandwillincreasethecontiguousfreespaceofafilesystemwithouthavingtoaddadditionalpartitions？（）

A.chfs
B.fsck
C.chlv
D.defragfs

单项选择题Asystemadministratorhasincreasedthesizethelogicalvolumelv00.Theadministratornowwantstoenlargethefilesystem fs00thatismountedonlv00tothesamesizethatlv00currentlyis.Whichofthefollowingcommandswillshowtheadministratorthenumberofblockstousewhenincreasingthesizeofthefilesystem fs00？（）

A.lslv /fs00
B.lsfs -q /fs00
C.lsdev -Cc lv00
D.lsattr -El lv00