1  splitvdiskcopy  -copy ?  -iogrp
2.1 
2.1 
1?  -accessiogrp
2.1 
2.1 ?  -node
2.1 
2.1 ?  -name ?  -cache
2.1 readwrite
2.1 readonly
2.1 none?  -udid ?  -activeactive?  -force
1 
1