AIX Volume Management
Create a volume group on a disk hdisk1 (hdisk1 needs no extra redundancy or striping.
mkvg -y datavg -s 128 hidsk1
Create a logical volume on the volume group.
mklv -y TSYIXusers -t jfs2 datavg 40
Create a file system on the created logical volume:
crfs -v jfs2 -d /dev/TSYIXusers -m /TST/SYIX/users.axyyy