【深度学习】多卡训练__单机多GPU详解(torch.nn.DataParallel、torch.distributed)文章目录【深度学习】多卡训练__单机多GPU详解(torch.nn.DataParallel、torch.distributed)1.介绍2.单机多GPUの方法2.1方法1:torch.nn.DataParallel2.1.1API2.1.2特点2.1.3例子与解释2.1.4说明2.2方法2:torch.nn.parallel.DistributedDataParallel2.2.1API2.2.2注意事项2.2.3主要代码(可以参照改成自己的)2.2.4对比3.单机多卡训