1 mkfcmap  -source
2 src_vdisk_id
2 src_vdisk_name
3  -target
4 target_vdisk_id
4 target_vdisk_name
5?  -name new_name_arg
6?  -consistgrp
6.1 consist_group_id
6.1 consist_group_name
7?  -copyrate rate
8?  -autodelete
9?  -grainsize
9.1 64
9.1 256
10?  -incremental
11?  -cleanrate
11.1 rate
12?  -iogrp
12.1 iogroup_name
12.1 iogroup_id
13?  -keeptarget