RaspberryPi Raspberry Pi Partition Expansion Root Directory

 After the Raspberry Pi is installed, only a part of the SD card partition is in use. If you want to use all the partitions, you must expand the capacity

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1. If it is a raspbian system

Use the command directly

raspi-config

 1. Select Advanced Options

 2. Select Expand Filesystem

 3. Restart to expand the capacity

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2. Unofficial system approach

1. View block devices

lsblk

Confirm the block device mounted in the / directory

 

remember type

 2. Use the command

#1.使用parted分区工具
parted

#2.按p打印分区情况
p

#3.扩容分区 3是p命令获得的分区number 100%的意思是100%的空闲空间
resizepart 3 100%

 3. Resize partition after resizepart succeeds

#ext使用resize2fs xfs使用xfs_grows
resize2fs /dev/mmblk0p3

4.lsblk view partition status has been expanded successfully