# disklabel /dev/mfid0s1
# /dev/mfid0s1:
8 partitions:
#        size   offset    fstype   [fsize bsize bps/cpg]
  a: 46137344 16777216    4.2BSD        0     0     0 
  b: 16777216        0      swap                    
  c: 1142671257        0    unused        0     0         # "raw" part, don't edit
  d: 838860800 62914560    4.2BSD        0     0     0 

# gpart list
Geom name: mfid0
fwheads: 255
fwsectors: 63
last: 1142685683
first: 63
entries: 4
scheme: MBR
Providers:
1. Name: mfid0s1
   Mediasize: 585047683584 (545G)
   Sectorsize: 512
   Mode: r3w3e5
   attrib: active
   rawtype: 165
   length: 585047683584
   offset: 32256
   type: freebsd
   index: 1
   end: 1142671319
   start: 63
Consumers:
1. Name: mfid0
   Mediasize: 585055076352 (545G)
   Sectorsize: 512
   Mode: r3w3e8

Geom name: mfid0s1
fwheads: 255
fwsectors: 63
last: 1142671256
first: 0
entries: 8
scheme: BSD
Providers:
1. Name: mfid0s1a
   Mediasize: 23622320128 (22G)
   Sectorsize: 512
   Mode: r1w1e1
   rawtype: 7
   length: 23622320128
   offset: 8589934592
   type: freebsd-ufs
   index: 1
   end: 62914559
   start: 16777216
2. Name: mfid0s1b
   Mediasize: 8589934592 (8.0G)
   Sectorsize: 512
   Mode: r1w1e0
   rawtype: 1
   length: 8589934592
   offset: 0
   type: freebsd-swap
   index: 2
   end: 16777215
   start: 0
3. Name: mfid0s1d
   Mediasize: 429496729600 (400G)
   Sectorsize: 512
   Mode: r1w1e1
   rawtype: 7
   length: 429496729600
   offset: 32212254720
   type: freebsd-ufs
   index: 4
   end: 901775359
   start: 62914560
Consumers:
1. Name: mfid0s1
   Mediasize: 585047683584 (545G)
   Sectorsize: 512
   Mode: r3w3e5



# df -h
Filesystem       Size    Used   Avail Capacity  Mounted on
/dev/mfid0s1a     21G    801M     19G     4%    /
devfs            1.0K    1.0K      0B   100%    /dev
/dev/mfid0s1d    387G    350G    6.1G    98%    /usr


# gpart show mfid0s1
=>         0  1142671257  mfid0s1  BSD  (545G)
           0    16777216        2  freebsd-swap  (8.0G)
    16777216    46137344        1  freebsd-ufs  (22G)
    62914560   838860800        4  freebsd-ufs  (400G)
   901775360   240895897           - free -  (115G)



# sysinstall .....

                         FreeBSD Disklabel Editor                                                                                                                                                           
                                                                                                                                                                                                            
Disk: mfid0     Partition name: mfid0s1 Free: 240895897 blocks (114GB)                                                                                                                                      
                                                                                                                                                                                                            
Part      Mount          Size Newfs   Part      Mount          Size Newfs                                                                                                                                   
----      -----          ---- -----   ----      -----          ---- -----                                                                                                                                   
mfid0s1b  swap         8192MB SWAP                                                                                                                                                                          
mfid0s1a  <none>      22528MB *                                                                                                                                                                             
mfid0s1d  <none>        400GB *                                                                                                                                                                             
                                                                               
                                                                                                                                                                                                           
                                                                                                                                                                                                            
                                                                                                                                                                                                            
The following commands are valid here (upper or lower case):                                                                                                                                                
C = Create        D = Delete   M = Mount pt.            W = Write                                                                                                                                           
N = Newfs Opts    Q = Finish   S = Toggle SoftUpdates   Z = Custom Newfs                                                                                                                                    
T = Toggle Newfs  U = Undo     A = Auto Defaults        R = Delete+Merge                                                                                                                                    
                                                                                                                                                                                                            
Use F1 or ? to get more help, arrow keys to select.