Instalamos el SW
# yum install -y mdadm
o
# apt-get install mdadm
Creamos el RAID
# mdadm --create --verbose /dev/md0 --level=mirror --raid-devices=2 /dev/sdb1 /dev/sdc1
mdadm: size set to 96128K
mdadm: Defaulting to version 1.2 metadata
mdadm: array /dev/md0 started.
Nota: that if the partitions you are using contain file systems, you are prompted to
confirm your intention to use them in a RAID device.
Verificamos el estado del mismo
# mdadm --detail /dev/md0
/dev/md0:
Version : 1.2
...
Number Major Minor RaidDevice State
0 8 17 0 active sync /dev/sdb1
1 8 33 1 active sync /dev/sdc1
Verificamos los diferentes raids detectados
# mdadm --detail --scan
ARRAY /dev/md/0 metadata=1.2 name=localhost.localdomain:0 UUID=5fd97b87:18209d2d:ac07e389:4fb93cfe
Actualizamos el archivo de configuracion
# mdadm --detail --scan >> /etc/mdadm/mdadm.conf
Operating systems using SystemD:
# systemctl start mdmonitor (or alternatively, mdmonitor.service)
# systemctl enable mdmonitor
Operating systems using SysVinit:
# service mdmonitor start
# chkconfig mdmonitor on
miércoles, 15 de junio de 2016
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