[确定节点的 VxVM 磁盘设备组：]
# scconf -p | grep Device
  Device group name:                 dg1
    Device group type:               VxVM
    Device group failback enabled:   no
    Device group node list:          phys-schost-1, phys-schost-2
    Device group diskset name:    	dg1
[成为超级用户并执行 scsetup 实用程序：]
# scsetup
 Select Device groups and volumes>Remove a node from a VxVM device group.
Answer the questions when prompted. 
You will need the following information.
  You Will Need:            Example:
  VxVM device group name    dg1
  node names                phys-schost-1
[检验 scconf 命令是否已正确执行：]
 
scconf -r -D name=dg1,nodelist=phys-schost-1
 
    Command completed successfully.
Quit the scsetupDevice Groups Menu and Main Menu.
[检验是否已删除节点：]
# scconf -p | grep Device
  Device group name:                 dg1
    Device group type:               VxVM
    Device group failback enabled:   no
    Device group node list:          phys-schost-2
    Device group diskset name:    	dg1