Raspberry Piでネットワーク構築/NFSルート

概要

ネットワーク

有線LAN

NFSサーバ

$ sudo cp -a * /nfsroot/HOST/

• RASPI/etc/fstab

#PARTUUID=b6374207-02  /               ext4    defaults,noatime  0       1

• /etc/exports

/nfsroot/raspberrypi 192.168.0.0/24(rw,sync,no_subtree_check,no_root_squash)

Raspberry Pi

Raspberry Pi 4 Model B

$ sudo raspi-config

Advanced Options -> Boot Order -> Network Boot

$ vcgencmd bootloader_config | grep BOOT_ORDER
BOOT_ORDER=0xf21

Raspberry Pi 3 Model B

$ vcgencmd otp_dump | grep 17:
17:3020000a

起動パラメータ

/boot/cmdline.txt

console=serial0,115200 console=tty1 root=/dev/nfs nfsroot=192.168.0.1:/nfsroot/raspberrypi,vers=4.1,proto=tcp rw ip=dhcp rootwait