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ミラノ工科大学 学内での設定手順アップデート #43

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mapconcierge opened this issue Jan 23, 2025 · 1 comment
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@mapconcierge
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mapconcierge commented Jan 23, 2025

条件

  • 学内Wi-Fiを使わない
  • 教室内Ethenetケーブルを使う
  • スイッチングハブを用いる

MEMO

nginx インストールすると
10.78.3.82

unvt@unvtportable03:~ $ hostname -I
10.78.3.82 10.42.0.1 
@mapconcierge mapconcierge self-assigned this Jan 23, 2025
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mapconcierge commented Jan 23, 2025

1TB SDcard Test

10.78.3.186

unvt@unvtportable05:~ $ hostname -I
10.78.3.186 10.42.0.1 
Image

MEMO

  • 最初の起動時が512GBなどの他のSDcardよりも時間かかる
  • LEDの点滅が暗くなる
  • しばらくすると -bash: /usr/bin/ls: Input/output error エラーがでてくる。 → sudo shutdown now コマンドも効かない → 物理シャットダウンボタンも効かない → しかたないので電源ケーブル抜く → RaspberryPI Imager でも SDCard 認識しなくなった。
unvt@unvtportable05:~ $ hostname -I
10.78.3.186 10.42.0.1 
unvt@unvtportable05:~ $ sudo shutdown now
-bash: /usr/bin/sudo: Input/output error
unvt@unvtportable05:~ $ ls
-bash: /usr/bin/ls: Input/output error
unvt@unvtportable05:~ $ 
unvt@unvtportable05:~ $ 
unvt@unvtportable05:~ $ 
unvt@unvtportable05:~ $ 
unvt@unvtportable05:~ $ ls
-bash: /usr/bin/ls: Input/output error
unvt@unvtportable05:~ $ 
unvt@unvtportable05:~ $ 
unvt@unvtportable05:~ $ ls
-bash: /usr/bin/ls: Input/output error
unvt@unvtportable05:~ $ ps
-bash: ps: command not found
unvt@unvtportable05:~ $ pwd
/home/unvt
unvt@unvtportable05:~ $ cd ..
unvt@unvtportable05:/home $ ls
-bash: /usr/bin/ls: Input/output error
unvt@unvtportable05:/home $ hostname -I
-bash: /usr/bin/hostname: Input/output error
unvt@unvtportable05:/home $ 
unvt@unvtportable05:/home $ 
unvt@unvtportable05:/home $ sudo shutdown now
-bash: /usr/bin/sudo: Input/output error
unvt@unvtportable05:/home $ exit
logout
-bash: /home/unvt/.bash_logout: Input/output error
-bash: /etc/bash.bash_logout: Input/output error
Connection to unvtportable05.local closed.
taichi@MacBookProM1Pro2021 ~ % ssh [email protected]
kex_exchange_identification: read: Connection reset by peer
Connection reset by fe80::2ecf:67ff:fe29:68f%en0 port 22
taichi@MacBookProM1Pro2021 ~ % 

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