Create one dynamic disk group for each Exchange database.
If your Exchange production server is in a clustered environment, choose the cluster disk group option.
To create a dynamic disk group from the VEA console
Select a profile if prompted.
For the local system you can specify localhost.
To create a dynamic disk group from the command line
For an on-host environment
vxdg -gExch-DG1 init Harddisk1 Harddisk2 Harddisk3
For an off-host environment
vxdg -gExch-DG1 -R init Harddisk1 Harddisk2 Harddisk3
For a cluster environment
vxdg -gExch-DG1 -s init Harddisk1 Harddisk2 Harddisk3
where Exch-DG1 is the name of the dynamic disk group you want to create and Harddisk1, Harddisk2, and Harddisk3 are the disks included in the dynamic disk group.