# vxassist -g cvsdr-dg make askonce-dsk01 6g layout=nostripe
VxVM vxassist ERROR V-5-1-435 Cannot allocate space for 12582912 block volume
# vxassist -g cvsdr-dg make askonce-dsk01 5g layout=nostripe
VxVM vxassist ERROR V-5-1-10127 creating volume askonce-dsk01:
Record already exists in disk group
# ls /dev/vx/dsk/cvsdr-dg/
#
hmmm....