RuntimeError: Unable to find a valid cuDNN algorithm to run convolution

RuntimeError: Unable to find a valid cuDNN algorithm to run convolution

    • 前言
    • 解决办法

前言

今天使用yolov5.6版本训练模型,修改batchsize为32。出现如下错误:

Starting training for 100 epochs...

     Epoch   gpu_mem       box       obj       cls    labels  img_size
  0%|                                                                                                                                                                         | 0/483 [00:04<?, ?it/s]
Traceback (most recent call last):
  File "train.py", line 620, in <module>
    main(opt)
  File "train.py", line 517, in main
    train(opt.hyp, opt, device, callbacks)
  File "train.py", line 315, in train
    pred = model(imgs)  # forward
  File "E:\Anaconda3\envs\yolov550\lib\site-packages\torch\nn\modules\module.py", line 1051, in _call_impl
    return forward_call(*input, **kwargs)
  File "D:\liufq\yolov5-6.0\models\yolo.py", line 126, in forward
    return self._forward_once(x, profile, visualize)  # single-scale inference, train
  File "D:\liufq\yolov5-6.0\models\yolo.py", line 149, in _forward_once
    x = m(x)  # run
  File "E:\Anaconda3\envs\yolov550\lib\site-packages\torch\nn\modules\module.py", line 1051, in _call_impl
    return forward_call(*input, **kwargs)
  File "D:\liufq\yolov5-6.0\models\common.py", line 137, in forward
    return self.cv3(torch.cat((self.m(self.cv1(x)), self.cv2(x)), dim=1))
  File "E:\Anaconda3\envs\yolov550\lib\site-packages\torch\nn\modules\module.py", line 1051, in _call_impl
    return forward_call(*input, **kwargs)
  File "D:\liufq\yolov5-6.0\models\common.py", line 45, in forward
    return self.act(self.bn(self.conv(x)))
  File "E:\Anaconda3\envs\yolov550\lib\site-packages\torch\nn\modules\module.py", line 1051, in _call_impl
    return forward_call(*input, **kwargs)
  File "E:\Anaconda3\envs\yolov550\lib\site-packages\torch\nn\modules\conv.py", line 443, in forward
    return self._conv_forward(input, self.weight, self.bias)
  File "E:\Anaconda3\envs\yolov550\lib\site-packages\torch\nn\modules\conv.py", line 440, in _conv_forward
    self.padding, self.dilation, self.groups)
RuntimeError: Unable to find a valid cuDNN algorithm to run convolution

解决办法

修改batchsize 的大小,改小即可。

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