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# mdadm
> RAID管理工具。
> 更多信息:<https://manned.org/mdadm>。
- 创建阵列:
`sudo mdadm --create {{/dev/md/MyRAID}} --level {{raid_level}} --raid-devices {{number_of_disks}} {{/dev/sdXN}}`
- 停止阵列:
`sudo mdadm --stop {{/dev/md0}}`
- 标记磁盘为故障:
`sudo mdadm --fail {{/dev/md0}} {{/dev/sdXN}}`
- 移除磁盘:
`sudo mdadm --remove {{/dev/md0}} {{/dev/sdXN}}`
- 将磁盘添加到阵列:
`sudo mdadm --assemble {{/dev/md0}} {{/dev/sdXN}}`
- 显示RAID信息
`sudo mdadm --detail {{/dev/md0}}`
- 通过删除RAID元数据重置磁盘
`sudo mdadm --zero-superblock {{/dev/sdXN}}`