环境配置异常

Ubuntu中，引入cv2库异常

  • 修复方案：安装对应依赖包

    1. # 修复libgthread-2.0.so.0
    2. apt-get update 
    3. apt-get install -y libglib2.0-dev
    4. # 修复libSM.so.6
    5. apt-get install -y libsm-dev
    6. # 修复libXrender.so.1
    7. apt-get install libxrender1
    8. apt-get install libxext-dev

  • 安装之后测试是否正常

    1. python -c 'import cv2'

    CPU与jupyter中训练异常

    multiprocessing异常torch_73_3852651087

  • 异常-多线程异常

    1. File "/root/miniconda3/lib/python3.7/multiprocessing/queues.py", line 236, in _feed
    2.   obj = _ForkingPickler.dumps(obj)
    3. File "/root/miniconda3/lib/python3.7/multiprocessing/reduction.py", line 51, in dumps
    4.   cls(buf, protocol).dump(obj)
    5. File "/root/miniconda3/lib/python3.7/site-packages/torch/multiprocessing/reductions.py", line 321, in reduce_storage
    6.   fd, size = storage._share_fd_()
    7. RuntimeError: unable to write to file </torch_73_3852651087>

  • 修复方案

    1. 设置workers数量为0