1. Q: GPU显存不足 (A: 改小batch size就能用了) (CSDN)(zhihu)
2. https://mp.weixin.qq.com/s/AqT4EtIQfysJ2VNhAFrZ-Q

2022-06-22 ubuntu PointNeXt项目配置与训练出现的问题

1. 多卡训练警告：
   python3.7/multiprocessing/semaphore_tracker.py:144: UserWarning: semaphore_tracker: There appear to be 6 leaked semaphores to clean up at shutdown
   解决办法：

   • https://stackoverflow.com/questions/64515797/there-appear-to-be-6-leaked-semaphore-objects-to-clean-up-at-shutdown-warnings-w
   • https://blog.csdn.net/weixin_44777827/article/details/119905355

2. linux下3种高效Kill掉所有python进程的方法

   • https://cloud.tencent.com/developer/article/1655511
   • https://blog.csdn.net/a362682954/article/details/79523239

3. Environment Module 使用 http://modules.sourceforge.net/

   • 使用 Environment Module 管理不同版本软件 (https://enigmahuang.me/2017/02/22/Environment-Modules-Usage/)
   • 解决Linux报错 module command not found (https://uteric.github.io/Linux/linux_module/)
   • module: command not found (https://segmentfault.com/a/1190000020743031)
   • Linux下Moudle工具的介绍与使用 (https://jishuin.proginn.com/p/763bfbd23dcc)