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> 本文作者:丁辉
# Parted将两块新硬盘合并成一个
> 我们有两块磁盘 sdb 和 sdc
1. 初始化磁盘
- sdb
```bash
parted /dev/sdb
mklabel gpt
mkpart opt 2048s 100%
q
```
- sdc
```bash
parted /dev/sdc
mklabel gpt
mkpart opt 2048s 100%
q
```
2. 创建 PV
```bash
pvcreate /dev/sdb1
```
```bash
pvcreate /dev/sdc1
```
3. 创建 VG
```bash
vgcreate vg1 /dev/sdb1
```
4. 使用硬盘 sdc1 扩展 VG
```bash
vgextend vg1 /dev/sdc1
```
5. 创建 LV
```bash
lvcreate -l 100%VG -n lv1 vg1
```
> 指定大小 `lvcreate -l00G -n lv1 vg1`
6. 格式化分区
```bash
mkfs -t ext4 /dev/mapper/vg1-lv1
```