Disk Setup

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New disk

# fdisk -i sd1

質問に答えていきましょう。

Do you wish to write new MBR and partition table? [n] y
Writing MBR at offset 0.

# fdisk sd1 

  
Disk: sd1       geometry: 133877/128/57 [976773168 Sectors]
Offset: 0       Signature: 0xAA55
            Starting         Ending         LBA Info:
 #: id      C   H   S -      C   H   S [       start:        size ]
-------------------------------------------------------------------------------
 0: 00      0   0   0 -      0   0   0 [           0:           0 ] unused      
 1: 00      0   0   0 -      0   0   0 [           0:           0 ] unused      
 2: 00      0   0   0 -      0   0   0 [           0:           0 ] unused      
*3: A6      0   1   8 - 133876 127  57 [          64:   976766528 ] OpenBSD     

# disklabel -E sd1

  
Label editor (enter '?' for help at any prompt)
sd1> p
OpenBSD area: 64-976766592; size: 976766528; free: 976766528
#                size           offset  fstype [fsize bsize   cpg]
  c:        976773168                0  unused                    
sd1> a a
offset: [64] 
size: [976766528] 
FS type: [4.2BSD] 
sd1*> p
OpenBSD area: 64-976766592; size: 976766528; free: 0
#                size           offset  fstype [fsize bsize   cpg]
  a:        976766528               64  4.2BSD   4096 32768     1 
  c:        976773168                0  unused                    
sd1*> q
Write new label?: [y] y

# disklabel sd1  

# /dev/rsd1c:
type: SCSI
disk: SCSI disk
label: Hitachi HDS72105
duid: 736e5fd3225de92e
flags:
bytes/sector: 512
sectors/track: 57
tracks/cylinder: 128
sectors/cylinder: 7296
cylinders: 133877
total sectors: 976773168
boundstart: 64
boundend: 976766592
drivedata: 0 

16 partitions:
#                size           offset  fstype [fsize bsize   cpg]
  a:        976766528               64  4.2BSD   4096 32768     1 
  c:        976773168                0  unused                    
# newfs /dev/rsd1a 
/dev/rsd1a: 476936.8MB in 976766528 sectors of 512 bytes
586 cylinder groups of 814.44MB, 26062 blocks, 52224 inodes each
super-block backups (for fsck -b #) at:
 64, 1668032, 3336000, 5003968, 6671936, 8339904, 10007872, 11675840, 13343808,
 15011776, 1

Mount

# mkdir /data
# mount /dev/sd1a /data

df -hを使い確認しました。

Filesystem     Size    Used   Avail Capacity  Mounted on
/dev/sd0a      986M    101M    836M    11%    /
/dev/sd0k     52.5G   34.4G   15.5G    69%    /home
/dev/sd0d      3.9G    3.1M    3.7G     0%    /tmp
/dev/sd0f      5.8G    972M    4.6G    17%    /usr
/dev/sd0g      986M    211M    726M    23%    /usr/X11R6
/dev/sd0h     15.7G    6.4G    8.5G    43%    /usr/local
/dev/sd0j      5.8G    2.0K    5.5G     0%    /usr/obj
/dev/sd0i      1.9G    2.0K    1.8G     0%    /usr/src
/dev/sd0e     12.8G    229M   12.0G     2%    /var
/dev/sd1a      462G    4.0K    439G     0%    /data

/etc/fstabを次のように、編集すれば起動時のマウントします。

9f9ef547b5c2a22b.b none swap sw
9f9ef547b5c2a22b.a / ffs rw 1 1
9f9ef547b5c2a22b.k /home ffs rw,nodev,nosuid 1 2
9f9ef547b5c2a22b.d /tmp ffs rw,nodev,nosuid 1 2
9f9ef547b5c2a22b.f /usr ffs rw,nodev 1 2
9f9ef547b5c2a22b.g /usr/X11R6 ffs rw,nodev 1 2
9f9ef547b5c2a22b.h /usr/local ffs rw,wxallowed,nodev 1 2
9f9ef547b5c2a22b.j /usr/obj ffs rw,nodev,nosuid 1 2
9f9ef547b5c2a22b.i /usr/src ffs rw,nodev,nosuid 1 2
9f9ef547b5c2a22b.e /var ffs rw,nodev,nosuid 1 2
736e5fd3225de92e.a /data ffs rw,nodev,nosuid 1 2

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