5.7. 使​​​​​​​用​​​​​​​ dmsetup 命​​​​​​​令​​​​​​​确​​​​​​​定​​​​​​​设​​​​​​​备​​​​​​​映​​​​​​​射​​​​​​​器​​​​​​​条​​​​​​​目​​​​​​​

您​​​​​​​可​​​​​​​以​​​​​​​使​​​​​​​用​​​​​​​ dmsetup 找​​​​​​​出​​​​​​​哪​​​​​​​个​​​​​​​设​​​​​​​备​​​​​​​映​​​​​​​射​​​​​​​器​​​​​​​条​​​​​​​目​​​​​​​与​​​​​​​多​​​​​​​路​​​​​​​径​​​​​​​的​​​​​​​设​​​​​​​备​​​​​​​映​​​​​​​射​​​​​​​。​​​​​​​

以​​​​​​​下​​​​​​​命​​​​​​​令​​​​​​​显​​​​​​​示​​​​​​​所​​​​​​​有​​​​​​​设​​​​​​​备​​​​​​​映​​​​​​​射​​​​​​​器​​​​​​​设​​​​​​​备​​​​​​​及​​​​​​​其​​​​​​​主​​​​​​​、​​​​​​​副​​​​​​​号​​​​​​​码​​​​​​​。​​​​​​​副​​​​​​​号​​​​​​​码​​​​​​​确​​​​​​​定​​​​​​​ dm 设​​​​​​​备​​​​​​​的​​​​​​​名​​​​​​​称​​​​​​​。​​​​​​​例​​​​​​​如​​​​​​​：副​​​​​​​号​​​​​​​码​​​​​​​ 3 与​​​​​​​多​​​​​​​路​​​​​​​径​​​​​​​的​​​​​​​设​​​​​​​备​​​​​​​ /dev/dm-3 对​​​​​​​映​​​​​​​。​​​​​​​

# dmsetup ls
mpath2  (253, 4)
mpath4p1        (253, 12)
mpath5p1        (253, 11)
mpath1  (253, 3)
mpath6p1        (253, 14)
mpath7p1        (253, 13)
mpath0  (253, 2)
mpath7  (253, 9)
mpath6  (253, 8)
VolGroup00-LogVol01     (253, 1)
mpath5  (253, 7)
VolGroup00-LogVol00     (253, 0)
mpath4  (253, 6)
mpath1p1        (253, 10)
mpath3  (253, 5)