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單項(xiàng)選擇題

A system administrator has a server experiencing performance problems with logical volumes within a particular volume group. Which command can report I/O statistics for logical partitions with each logical volume within the volume group？（）

A.lslv
B.lsvg
C.iostat
D.lvmstat

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單項(xiàng)選擇題

The /systest filesystem is associated with the /dev/testlv logical volume on the ’testvg’ volume group. Given this information， which of the following commands can the system administrator use to determine if the /systest filesystem is mirrored？（）

A.df
B.lsvg
C.lsfs
D.lsdev

單項(xiàng)選擇題

The /systest filesystem is associated with the /dev/testlv logical volume on the testvg volume group. The testvg volume group is assigned to physical volumes hdisk2 and hdisk3. Which command can the system administrator use to determine if the /systest filesystem is mirrored？（）

A.df
B.lslv
C.lsfs
D.lsdev