1.执行fdisk -i查看磁盘情况
![](https://img.haomeiwen.com/i28489117/ccb742532eadccc2.png)
2.执行fdisk /dev/vdb
![](https://img.haomeiwen.com/i28489117/303caa115e7b184b.png)
3.依次输⼊ n->p->1->回⻋->回⻋
![](https://img.haomeiwen.com/i28489117/699c9bd1f99dd190.png)
4.输⼊p查看当前分区情况
![](https://img.haomeiwen.com/i28489117/89533d47e3165737.png)
5.输⼊w保存并退出
6.对分区格式化,执行 mkfs -t ext4 /dev/vdb1
![](https://img.haomeiwen.com/i28489117/56873a71e609776f.png)
7.执行mkdir /data 创建一个挂载目录
8.执行mount /dev/vdb1 /data进行挂载
9.执行df -hT查看是否挂载上
![](https://img.haomeiwen.com/i28489117/f47bd5814d2bec3f.png)
10.执行vim /etc/fstab进行配置,下次开机自动加载数据盘
在最后一行输入
/dev/vdb1 /data/ ext4 defaults 0 0
![](https://img.haomeiwen.com/i28489117/9956733ca25e614b.png)
11.输入 reboot重启服务器,使配置生效
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