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# mkraid /dev/md0<br />

handling MD device /dev/md0<br />

analyzing super-block<br />

disk 0: /dev/hda6, 1028128kB, raid superblock at 1028032kB<br />

disk 1: /dev/hda7, 1028128kB, raid superblock at 1028032kB #<br />

Capítulo 3. RAID<br />

Isto irá inicializar o arranjo, escrever os blocos persistentes e deixar pronto para<br />

uso. Checan<strong>do</strong> o arquivo /proc/mdstat você poderá ver que o arranjo está funcionan<strong>do</strong>:<br />

# cat /proc/mdstat<br />

Personalities : [linear]<br />

read_ahead 1024 sectors<br />

md0 : active linear hda7[1] hda6[0] 2056064 blocks 32k rounding<br />

unused devices: <br />

#<br />

Agora você já pode criar um sistema de arquivos, como se fosse em um dispositivo<br />

normal:<br />

# mke2fs /dev/md0<br />

mke2fs 1.18, 11-Nov-1999 for EXT2 FS 0.5b, 95/08/09<br />

Filesystem label=<br />

OS type: <strong>Linux</strong><br />

Block size=4096 (log=2)<br />

Fragment size=4096 (log=2)<br />

257024 inodes, 514016 blocks<br />

25700 blocks (5.00%) reserved for the super user<br />

First data block=0<br />

16 block groups<br />

32768 blocks per group, 32768 fragments per group<br />

16064 inodes per group<br />

Superblock backups stored on blocks:<br />

32768, 98304, 163840, 229376, 294912<br />

91

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