we can create the extra volume by the soft partition methods
like:
metainit d701 -p d70
metainit d702 -p d70
after that format
newfs /dev/md/rdsk/d701
newfs /dev/md/rdsk/c702
make entry in vfstab
...
metadb -a
creates state database replicas (you can also create then using The Solaris Volume Manager software GUI) The syntax of the command is:
metadb -a [-f] [-c n] [-l nnnn] disk_slice
metainit ...