常见问题与解决办法
1. 【PyTorch】libtorch_cpu.so: undefined symbol: iJIT_NotifyEvent
解决办法：
conda install mkl==2023.1.0
2. CMake Error at cmake/FindDependencies.cmake:30 (find_package):
By not providing "FindOpenImageIO.cmake" in CMAKE_MODULE_PATH...
Could not find a package configuration file provided by "OpenImageIO"...
解决办法：
sudo apt install libopenimageio-dev
3. The imported target "OpenImageIO::iconvert" references the file "/usr/bin/iconvert" but this file does not exist.
解决办法：
sudo apt install libopenimageio-dev libopencv-dev
4. 报错 subprocess.CalledProcessError: Command ‘[‘ninja‘, ‘-v‘]‘ returned non-zero exit status 1
解决办法：
在 lib/python3.6/site-packages/torch/utils/cpp_extension.py 修改：
# 原来代码
# cmdclass={'build_ext': BuildExtension}
cmdclass={'build_ext': BuildExtension.with_options(use_ninja=False)} # 改后代码
5. RTX 4090 nvcc fatal : Unsupported gpu architecture ‘compute_89’
解决办法：
vi ~/.bashrc
# 在配置文件中添加如下一行
export TORCH_CUDA_ARCH_LIST="8.0" # 因为是CUDA11.0，对应的算力为8.0
source ~/.bashrc