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Jetson nano 初期セットアップメモ

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Swap領域確保

git clone https://github.com/JetsonHacksNano/installSwapfile
cd installSwapfile
./installSwapfile.sh

メインのディレクトリを英語化

env LANGUAGE=C LC_MESSAGES=C xdg-user-dirs-gtk-update

適当にエディタ入れる

sudo apt install nano

python環境の構築

virtualenvの導入

sudo apt install virtualenv virtualenvwrapper
mkvirtualenv --python=/usr/bin/python3 my_py

プリインストールのOpenCVをvirtualenv下に引っ張る

ln -s /usr/lib/python3.6/dist-packages/cv2/python-3.6/cv2.cpython-36m-aarch64-linux-gnu.so .virtualenvs/my_py/lib/python3.6/site-packages/cv2.cpython-36m-aarch64-linux-gnu.so

参考

各ライブラリの導入

numpy, ipython

workon my_py #virtualenv環境に入る
pip install -U pip
pip install numpy
pip install ipython

scipy(何故かvirtualenv下でpip install失敗)

apt install libatlas-base-dev gfortran python3-pip
pip install h5py
sudo apt install python3-scipy 
ln -s /usr/lib/python3/dist-packages/scipy/ .virtualenvs/my_py/lib/python3.6/site-packages/

もろもろ

pip install cython
pip install matplotlib
pip install pytz

ln -s /usr/lib/python3/dist-packages/Jetson/ .virtualenvs/my_py/lib/python3.6/site-packages/
ln -s /usr/lib/python3/dist-packages/pandas/ .virtualenvs/my_py/lib/python3.6/site-packages/

cupy

pip install fastrlock
sudo pip3 install cupy #systemのpythonに入る

ln -s  /usr/local/lib/python3.6/dist-packages/cupy/ .virtualenvs/my_py/lib/python3.6/site-packages/
ln -s  /usr/local/lib/python3.6/dist-packages/cupyx/ .virtualenvs/my_py/lib/python3.6/site-packages/

何故かうまくいかなかったやつら

sudo apt-get install -y python3-sklearn
ln -s /usr/lib/python3/dist-packages/sklearn/ .virtualenvs/my_py/lib/python3.6/site-packages/

https://forums.developer.nvidia.com/t/pytorch-for-jetson-nano-version-1-6-0-now-available/72048
から.whl引っ張ってきてからの

pip install torch-1.6.0-cp36-cp36m-linux_aarch64.whl

vscodeの導入

https://github.com/toolboc/vscode/releases/ からビルド済みのやつを引っ張ってくる


sudo dpkg -i code-oss_1.32.3-arm64.deb

リモートデスクトップで繋げる

sudo apt-get update
sudo apt-get install xrdp

sudo apt-get install xfce4 
echo xfce4-session >~/.xsession
sudo nano /etc/xrdp/startwm.sh
#test -x /etc/X11/Xsession && exec /etc/X11/Xsession      #コメントアウト
#exec /bin/sh /etc/X11/Xsession                           #コメントアウト
startxfce4  #追加
sudo service xrdp restart
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