sudo apt install mdadm
mdadm --create /dev/md0 --level=5 --raid-devices=4 /dev/sdb1 /dev/sdc1 /dev/sdd1 /dev/sde1
mkfs.xfs /dev/md0 #添加内容:vim /etc/fstab /dev/md0 /mnt/data xfs defaults 0 0 #返回挂载 systemctl daemon-reload mount -a
这是一个侧边栏演示页面
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