How to add logical volume and filesystem by command

For Logical Volume :
Example :

Logical Volume Name : lv06
Filesystem Type : jfs2
Volume Group Name   : rootvg
Logical Partition : 508
Physical Volume Name : hdisk3


Command : mklv -y'lv06' -t'jfs2' rootvg 508 hdisk3

For Filesystem :
Example :
Mount point : /share
Block Size : 4096

crfs -v jfs2 -d'lv06' -m'/share' -A''`locale yesstr | awk -F: '{print $1}'`'' -p'rw' -a agblksize='4096


How to Extend file system size
chfs -a size='138412032' /share