AIX LPAR: Create and Mount disk

{root_lpar5} / # lspv
hdisk0          00fdc1c94bc59dc2                    rootvg          active
hdisk1          00fdc1c958b70cc0                    rootvg          active
hdisk2          00fdc1c95f7acf4a                    None
hdisk3          00fdc1c95f7acf93                    None
hdisk4          00fdc1c95f7acfdb                    None
hdisk5          00fdc1c963e5420f                    None
hdisk6          00fdc1c963e54259                    None
hdisk7          00fdc1c95f8023c4                    None
{root_lpar5} / # mkvg -y doshvg hdisk2 hdisk3 hdisk4
doshvg
{root_lpar5} / # lspv
hdisk0          00fdc1c94bc59dc2                    rootvg          active
hdisk1          00fdc1c958b70cc0                    rootvg          active
hdisk2          00fdc1c95f7acf4a                    doshvg          active
hdisk3          00fdc1c95f7acf93                    doshvg          active
hdisk4          00fdc1c95f7acfdb                    doshvg          active
hdisk5          00fdc1c963e5420f                    None
hdisk6          00fdc1c963e54259                    None
hdisk7          00fdc1c95f8023c4                    None
{root_lpar5} / # crfs -v jfs2 -m /devilla -g doshvg -a size=1024M -A yes
File system created successfully.
1048340 kilobytes total disk space.
New File System size is 2097152
{root_lpar5} / # mount /devilla
{root_lpar5} / # cd /devilla
{root_lpar5} /devilla # touch abc
{root_lpar5} /devilla # ls -al
total 8
drwxr-xr-x    3 root     system          256 Nov 02 14:12 .
drwxr-xr-x   22 root     system         4096 Nov 02 14:12 ..
-rw-r--r--    1 root     system            0 Nov 02 14:12 abc
drwxr-xr-x    2 root     system          256 Nov 02 14:12 lost+found
{root_lpar5} /devilla # df -m
Filesystem    MB blocks      Free %Used    Iused %Iused Mounted on
/dev/hd4         752.00    578.51   24%    12923     9% /
/dev/hd2        1864.00     32.02   99%    40353    79% /usr
/dev/hd9var      176.00    103.50   42%     4722    17% /var
/dev/hd3         168.00    166.23    2%       50     1% /tmp
/dev/hd1          16.00     15.60    3%       22     1% /home
/dev/hd11admin    128.00    127.64    1%        5     1% /admin
/proc                 -         -    -         -     -  /proc
/dev/hd10opt     200.00     56.25   72%     2688    17% /opt
/dev/livedump    256.00    255.64    1%        4     1% /var/adm/ras/livedump
/dev/fslv00     1024.00   1023.52    1%        5     1% /devilla
{root_lpar5} / # lsfs /devilla
Name            Nodename   Mount Pt               VFS   Size    Options    Auto Accounting
/dev/fslv00     --         /devilla               jfs2  2097152 --         yes  no
{root_lpar5} / # lsvg -l doshvg
doshvg:
LV NAME             TYPE       LPs     PPs     PVs  LV STATE      MOUNT POINT
loglv00             jfs2log    1       1       1    open/syncd    N/A
fslv00              jfs2       256     256     1    open/syncd    /devilla