创建环境,并激活
conda create -n open-mmlab python=3.7 -y
# 激活
conda activate open-mmlab
安装pytorch
conda install pytorch torchvision cudatoolkit=10.1 -c pytorch
pip install torch==1.5.0+cu101 torchvision==0.6.0+cu101 -f https://download.pytorch.org/whl/torch_stable.html
# 此时的numpy版本是1.21.0,降低版本
pip uninstall numpy
pip install numpy==1.18.0
安装MMCV
pip install mmcv-full==1.3.1
安装MMDetection
pip install mmdet==2.11
安装importlib-metadata
pip install importlib-metadata==3.9.0
-
安装MMSegmentation
pip install mmsegmentation==0.14
复制MMDetetion3D仓库,并编译
git clone https://github.com/open-mmlab/mmdetection3d.git
cd mmdetection3d
pip install -v -e . # or "python setup.py develop"
如果重新安装MMDetetion3D时,则需要
pip uninstall mmdet3d
rm -rf ./build
find . -name "*.so" | xargs rm
python demo/pcd_demo.py demo/data/kitti/kitti_000008.bin configs/second/hv_second_secfpn_6x8_80e_kitti-3d-car.py checkpoints/hv_second_secfpn_6x8_80e_kitti-3d-car_20200620_230238-393f000c.pth --device 0
已经训练好的模型地址:model_zoo
g++ error cuda_runtime_api.h: No such file or directory
没有搜索到cuda。
解决:
查看~/.bashrc
文件,更改cuda的路径。将原有的路径
# 原有路径
export CUDA_HOME=$CUDA_HOME:/usr/local/cuda
#更改后路径
export CUDA_HOME=/usr/local/cuda
/usr/include/c++/7/bits/basic_string.tcc:1067:16: error: cannot call member function ‘void std::basi
__p->_M_set_sharable();
解决:
查找所对应的文件/usr/include/c++/7/bits/basic_string.tcc
,通过快捷键搜索到__p->_M_set_sharable()
将其更改为(*__p)._M_set_sharable()
,间接引用改为直接引用。
# 原代码
__p->_M_set_sharable();
# 更改后的代码
(*__p)._M_set_sharable();
ImportError: libGL.so.1: cannot open shared object file: No such file or directory
解决:
$ sudo apt update
$ sudo apt install libgl1-mesa-glx
error: importlib-metadata 4.5.0 is installed but importlib-metadata<4 is required by {'ipykernel'}
更换版本:
ImportError: /home/jiangcm/anaconda3/envs/open-mmlab/lib/python3.7/site-packages/mmcv/_ext.cpython-37m-x86_64-linux-gnu.so: undefined symbol: _Z13__THCudaCheck9cudaErrorPKci
单机安装教程:https://cndaqiang.github.io/2020/02/24/slurm/
代码:
cd xxx/mmdetection3d
# Train with multiple GPUs
./tools/dist_train.sh ${CONFIG_FILE} ${GPU_NUM} [optional arguments]
./tools/dist_train.sh configs/3dssd/3dssd_4x4_kitti-3d-car.py 4
TypeError: expected dtype object, got 'numpy.dtype[float64]'
pip install numpy==1.19.2
pip install pycocotools==2.0.0
ImportError: Cannot load backend 'TkAgg' which requires the 'tk' interactive framework, as 'headless' is currently running:
解决思路:
查找所有文件,在from matplotlib import pyplot as plt
之前加入TKAgg
:
# 第一步
import matplotlib
matplotlib.use('TKAgg')
# 第二步
from matplotlib import pyplot as plt
ImportError: /home/jiangcm/anaconda3/envs/open-mmlab/lib/python3.7/site-packages/mmcv/_ext.cpython-37m-x86_64-linux-gnu.so: undefined symbol: _Z13__THCudaCheck9cudaErrorPKci
pytorch/torchvision与mvcc-full发生冲突,升级pytorch版本。