LVM分区扩展

格式化磁盘
fdisk /dev/sdb 
m  
i 
d 
w 
   
删除旧lvm
vgdisplay 
vgremove sdnbjhj-nod2-vg2 
   
扩展lvm
vgextend node66-vg /dev/sdb
lvextend -l +100%FREE /dev/mapper/node66--vg-root
resize2fs /dev/mapper/node69--vg-rootfen

磁盘分区开机挂载

https://www.cnblogs.com/fieldtianye/p/9295986.html

自动分区脚本

#!/bin/bash
fdisk /dev/sdb <disk
mkfs.ext4 /dev/sdb 
mount /dev/sdb /opt/
echo "/dev/sdb /opt/ ext4 defaults 0 0" >>/etc/fstab

View Code

cat fdisk 
n
p 


w

fdisk

分区

https://zhidao.baidu.com/question/2138735858352570708.html