実用にはならないが、久々にラズパイ1にOSをインストールしなおした。Lite版でCUIのみ。
pi@raspberrypi1:~ $ u name -a
Linux raspberrypi1 6.12.75+rpt-rpi-v6 #1 Raspbian 1:6.12.75-1+rpt1~bookworm (2026-03-11) armv6l GNU/Linux
Linux raspberrypi1 6.12.75+rpt-rpi-v6 #1 Raspbian 1:6.12.75-1+rpt1~bookworm (2026-03-11) armv6l GNU/Linux
pi@raspberrypi1:~ $ free -h
total used free shared buff/cache available
Mem: 427Mi 99Mi 228Mi 4.9Mi 154Mi 327Mi
Swap: 511Mi 0B 511Mi
Swap: 511Mi 0B 511Mi
pi@raspberrypi1:~ $ df -h
Filesystem Size Used Avail Use% Mounted on
udev 83M 0 83M 0% /dev
tmpfs 86M 4.9M 81M 6% /run
/dev/mmcblk0p2 6.8G 2.1G 4.3G 33% /
tmpfs 214M 0 214M 0% /dev/shm
tmpfs 5.0M 12K 5.0M 1% /run/lock
/dev/mmcblk0p1 510M 81M 430M 16% /boot/firmware
tmpfs 43M 0 43M 0% /run/user/1000
Filesystem Size Used Avail Use% Mounted on
udev 83M 0 83M 0% /dev
tmpfs 86M 4.9M 81M 6% /run
/dev/mmcblk0p2 6.8G 2.1G 4.3G 33% /
tmpfs 214M 0 214M 0% /dev/shm
tmpfs 5.0M 12K 5.0M 1% /run/lock
/dev/mmcblk0p1 510M 81M 430M 16% /boot/firmware
tmpfs 43M 0 43M 0% /run/user/1000
ラズパイ1はWiFiがないのでドングルを差したが、これを動かすのに苦労した。チャッピーに聞きながらあれこれやってようやくつながった。
pi@raspberrypi1:~ $ ip a
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000
link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
inet 127.0.0.1/8 scope host lo
valid_lft forever preferred_lft forever
inet6 ::1/128 scope host noprefixroute
valid_lft forever preferred_lft forever
2: eth0: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc pfifo_fast state DOWN group default qlen 1000
link/ether b8:27:eb:e4:33:38 brd ff:ff:ff:ff:ff:ff
3: wlan0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 2312 qdisc mq state UP group default qlen 1000
link/ether 00:e0:4c:f8:c5:11 brd ff:ff:ff:ff:ff:ff
inet 192.168.1.50/24 brd 192.168.1.255 scope global dynamic noprefixroute wlan0
valid_lft 83229sec preferred_lft 83229sec
inet6 240d:f:27a5:6500:2967:f5d4:42a7:33e/64 scope global dynamic noprefixroute
valid_lft 86301sec preferred_lft 86301sec
inet6 fe80::3318:e72a:e1db:6d17/64 scope link noprefixroute
valid_lft forever preferred_lft forever