NanoPi NEO2 Black(H5) : TensorFlow 2.1.0 (aarch64) 설치 (Python 3.7)

출처

• 대소니 :: Tensorflow version 확인

리눅스 정보 확인

CPU 정보 확인

$ cat /proc/cpuinfo
processor       : 0
BogoMIPS        : 48.00
Features        : fp asimd evtstrm aes pmull sha1 sha2 crc32 cpuid
CPU implementer : 0x41
CPU architecture: 8
CPU variant     : 0x0
CPU part        : 0xd03
CPU revision    : 4
 
 ... 생략 ...
 
Hardware        : Allwinnersun50iw2Family
Revision        : 0000
Serial          : 0000000000000000

instruction set architecture (ISA)

$ uname -i
aarch64

커널에 대한 정보

$ uname -a
Linux NanoPi-NEO2-Black 4.14.111 #1 SMP Thu Dec 19 19:12:27 CST 2019 aarch64 aarch64 aarch64 GNU/Linux

OS버전에 대한 정보

$ cat /etc/issue
Ubuntu 16.04.6 LTS \n \l

논리 코어 수 확인

$ grep -c processor /proc/cpuinfo
4

관련 라이브러리 설치, pip3 설치 확인

$ sudo apt update
$ sudo apt install gfortran libopenblas-dev liblapack-dev libhdf5-dev
$ pip3 --version
pip 20.0.2 from /usr/local/lib/python3.7/site-packages/pip (python 3.7)

파이썬 라이브러리 설치

$ sudo pip3 install setuptools wheel
$ pip3 install numpy
$ sudo pip3 install h5py

swap 사이즈 설정

현재 swap 사이즈 확인

$ free -h
              total        used        free      shared  buff/cache   available
Mem:           992M         32M        616M        368K        343M        874M
Swap:          511M         21M        490M
$ sudo swapon -s
Filename                                Type            Size    Used    Priority
/mnt/512MB.swap                         file            524284  22060   -2
$ sudo swapoff /mnt/512MB.swap
$ sudo dd if=/dev/zero of=/mnt/512MB.swap bs=1M count=2048 oflag=append conv=notrunc
2048+0 records in
2048+0 records out
2147483648 bytes (2.1 GB, 2.0 GiB) copied, 102.775 s, 20.9 MB/s
$ sudo mkswap /mnt/512MB.swap
mkswap: /mnt/512MB.swap: warning: wiping old swap signature.
Setting up swapspace version 1, size = 2.5 GiB (2684350464 bytes)
no label, UUID=f9189d6f-b98a-439e-8cbf-cce176ac2f0a
$ sudo swapon /mnt/512MB.swap
$ free -h
              total        used        free      shared  buff/cache   available
Mem:           992M         46M         91M        5.9M        853M        845M
Swap:          2.5G          0B        2.5G
$ sudo swapon -s
Filename                                Type            Size    Used    Priority
/mnt/512MB.swap                         file            2621436 0       -2

TensorFlow 2.1.0 패키지 설치

TensorFlow 2.1.0 패키지 다운로드

$ wget http://1.229.109.140:3562/tensorflow/tensorflow-2.1.0.aarch64/tensorflow-2.1.0-cp37-cp37m-linux_aarch64.whl

tensorflow 2.1.0 파이썬 페키지 설치

$ pip3 install tensorflow-2.1.0-cp37-cp37m-linux_aarch64.whl
 
 ... 생략 ...
 
Successfully built absl-py wrapt grpcio termcolor scipy gast
Installing collected packages: absl-py, tensorflow-estimator, google-pasta, wrapt, grpcio, chardet, urllib3, certifi, idna, requests, protobuf, werkzeug, pyasn1, pyasn1-modules, rsa, cachetools, google-auth, oauthlib, requests-oauthlib, google-auth-oauthlib, markdown, tensorboard, termcolor, astor, scipy, gast, opt-einsum, tensorflow
  WARNING: The script chardetect is installed in '/home/pi/.local/bin' which is not on PATH.
  Consider adding this directory to PATH or, if you prefer to suppress this warning, use --no-warn-script-location.
  WARNING: The scripts pyrsa-decrypt, pyrsa-encrypt, pyrsa-keygen, pyrsa-priv2pub, pyrsa-sign and pyrsa-verify are installed in '/home/pi/.local/bin' which is not on PATH.
  Consider adding this directory to PATH or, if you prefer to suppress this warning, use --no-warn-script-location.
  WARNING: The script google-oauthlib-tool is installed in '/home/pi/.local/bin' which is not on PATH.
  Consider adding this directory to PATH or, if you prefer to suppress this warning, use --no-warn-script-location.
  WARNING: The script markdown_py is installed in '/home/pi/.local/bin' which is not on PATH.
  Consider adding this directory to PATH or, if you prefer to suppress this warning, use --no-warn-script-location.
  WARNING: The script tensorboard is installed in '/home/pi/.local/bin' which is not on PATH.
  Consider adding this directory to PATH or, if you prefer to suppress this warning, use --no-warn-script-location.
  WARNING: The scripts estimator_ckpt_converter, saved_model_cli, tensorboard, tf_upgrade_v2, tflite_convert, toco and toco_from_protos are installed in '/home/pi/.local/bin' which is not on PATH.
  Consider adding this directory to PATH or, if you prefer to suppress this warning, use --no-warn-script-location.
Successfully installed absl-py-0.9.0 astor-0.8.1 cachetools-4.1.0 certifi-2020.4.5.1 chardet-3.0.4 gast-0.2.2 google-auth-1.14.1 google-auth-oauthlib-0.4.1 google-pasta-0.2.0 grpcio-1.28.1 idna-2.9 markdown-3.2.1 oauthlib-3.1.0 opt-einsum-3.2.1 protobuf-3.11.3 pyasn1-0.4.8 pyasn1-modules-0.2.8 requests-2.23.0 requests-oauthlib-1.3.0 rsa-4.0 scipy-1.4.1 tensorboard-2.1.1 tensorflow-2.1.0 tensorflow-estimator-2.1.0 termcolor-1.1.0 urllib3-1.25.9 werkzeug-1.0.1 wrapt-1.12.1

버전 확인

$ python3
Python 3.7.7 (default, Apr 14 2020, 04:35:51) 
[GCC 5.4.0 20160609] on linux
Type "help", "copyright", "credits" or "license" for more information.
>>> import tensorflow as tf
>>> tf.__version__
'2.1.0'