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5.11. 使用 dmsetup 命令确定设备映射器条目
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
mpathd (253:4)
mpathep1 (253:12)
mpathfp1 (253:11)
mpathb (253:3)
mpathgp1 (253:14)
mpathhp1 (253:13)
mpatha (253:2)
mpathh (253:9)
mpathg (253:8)
VolGroup00-LogVol01 (253:1)
mpathf (253:7)
VolGroup00-LogVol00 (253:0)
mpathe (253:6)
mpathbp1 (253:10)
mpathd (253:5)
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