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单选题

The system administrator has determined that a new JFS log needs to be created on a different disk, in order to decrease an I/O bottleneck. Which of the following steps are the most correct?() 

发布日期:2022-07-20

The system administrator has determined that a new...
A

mklv -t jfslog -y LVname VGname 1 PVname     logform /dev/LVname      chfs -a log=/dev/LVname /filesystemname m     ount and unmount filesystem

B

mklv -t jfslog -y LVname VGname PVname       unmount filesystem        vi /etc/filesystems, change entry for lv to point filesystem to new JFS log       mount filesystem

C

mklvcopy -a jfslog -y LVname VGname 1 PVname       chfs -a log=/dev/LVname /filesystemname       unmount and mount file system

D

mklvcopy  -t jfslog -y LVname VGname 1 PVname       logform /dev/LVname        vi /etc/filesystems, change entry for lv to point filesystem to new JFS log       unmount and mount filesystem

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