树莓派常用命令
本帖最后由 Qter 于 2020-11-29 21:56 编辑树莓派查看硬盘空间使用
df -h
文件系统 容量 已用可用 已用% 挂载点
/dev/root 15G4.9G8.8G36% /
devtmpfs 460M 0460M 0% /dev
tmpfs 464M 46M418M10% /dev/shm
tmpfs 464M 18M446M 4% /run
tmpfs 5.0M4.0K5.0M 1% /run/lock
tmpfs 464M 0464M 0% /sys/fs/cgroup
/dev/mmcblk0p1 41M 21M 21M51% /boot
tmpfs 93M 0 93M 0% /run/user/1000
lsb_release -a
No LSB modules are available.
Distributor ID: Raspbian
Description: Raspbian GNU/Linux 9.1 (stretch)
Release: 9.1
Codename: stretch
uname -a
Linux raspberrypi 4.9.59-v7+ #1047 SMP Sun Oct 29 12:19:23 GMT 2017 armv7l GNU/Linux
lsblk
NAME MAJ:MIN RMSIZE RO TYPE MOUNTPOINT
mmcblk0 179:0 0 14.6G0 disk
├─mmcblk0p1 179:1 0 41.5M0 part /boot
└─mmcblk0p2 179:2 0 14.5G0 part /
sudo fdisk -l
Disk /dev/ram0: 4 MiB, 4194304 bytes, 8192 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 4096 bytes
I/O size (minimum/optimal): 4096 bytes / 4096 bytes
Disk /dev/ram1: 4 MiB, 4194304 bytes, 8192 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 4096 bytes
I/O size (minimum/optimal): 4096 bytes / 4096 bytes
....
树莓派开启 ssh
sudo raspi-config
选择 Interfacing options项中的ssh，打开后重启即可。
登录
ssh pi@192.168.1.131
密码： raspberry
安装nodejs
$ curl -sL https://deb.nodesource.com/setup_8.x | sudo -E bash -
$ sudo apt install nodejs
安装完成后查看版本
$ node -v
v8.9.3
修改密码
sudo raspi-config
选择1 Change User Password或 modify password toxxx
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