vBox如何给centos-root扩容

灰太狼 2023-07-12 05:30 8阅读 0赞

[参考文章1：][1]  
[参考文章2：][2]  
1.  
![在这里插入图片描述][watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3FxXzQxMDYzMTQx_size_16_color_FFFFFF_t_70]  
2.  
fdisk -l  
![在这里插入图片描述][watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3FxXzQxMDYzMTQx_size_16_color_FFFFFF_t_70 1]  
fdisk /dev/sdb3

> 依次输入  
> n  
> p  
> 3  
> w

1.  建议重启后再执行后续步骤  
    mkfs.ext3 /dev/sdb3

lvm  
![在这里插入图片描述][20200307161933794.png]  
pvdisplay  
![在这里插入图片描述][watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3FxXzQxMDYzMTQx_size_16_color_FFFFFF_t_70 2]  
vgextend centos /dev/sdb3  
lvextend -L +20G /dev/mapper/ol-root

> 然后exit退出lvm  
> 执行如下命令：使系统重新读取大小

> xfs\_growfs /dev/mapper/centos-root

fdisk -l  
![在这里插入图片描述][watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3FxXzQxMDYzMTQx_size_16_color_FFFFFF_t_70 3]  
df -h  
![在这里插入图片描述][20200307162530587.png]

[1]: https://blog.csdn.net/weixin_41229271/article/details/80476648
[2]: http://www.zxyf.net/show-8869.html
[watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3FxXzQxMDYzMTQx_size_16_color_FFFFFF_t_70]: https://img-blog.csdnimg.cn/20200307160801161.png?x-oss-process=image/watermark,type_ZmFuZ3poZW5naGVpdGk,shadow_10,text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3FxXzQxMDYzMTQx,size_16,color_FFFFFF,t_70
[watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3FxXzQxMDYzMTQx_size_16_color_FFFFFF_t_70 1]: https://img-blog.csdnimg.cn/20200307160906107.png?x-oss-process=image/watermark,type_ZmFuZ3poZW5naGVpdGk,shadow_10,text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3FxXzQxMDYzMTQx,size_16,color_FFFFFF,t_70
[20200307161933794.png]: https://img-blog.csdnimg.cn/20200307161933794.png
[watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3FxXzQxMDYzMTQx_size_16_color_FFFFFF_t_70 2]: https://img-blog.csdnimg.cn/20200307162118425.png?x-oss-process=image/watermark,type_ZmFuZ3poZW5naGVpdGk,shadow_10,text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3FxXzQxMDYzMTQx,size_16,color_FFFFFF,t_70
[watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3FxXzQxMDYzMTQx_size_16_color_FFFFFF_t_70 3]: https://img-blog.csdnimg.cn/20200307162503626.png?x-oss-process=image/watermark,type_ZmFuZ3poZW5naGVpdGk,shadow_10,text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3FxXzQxMDYzMTQx,size_16,color_FFFFFF,t_70
[20200307162530587.png]: https://img-blog.csdnimg.cn/20200307162530587.png