PyCharm报错 RuntimeError: CUDA out of memory

最新推荐文章于 2023-11-25 21:54:44 发布

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最新推荐文章于 2023-11-25 21:54:44 发布

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分类专栏：错误记录文章标签： 1024程序员节

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本文详细介绍了CUDA运行时错误CUDA Out of Memory的问题，包括错误原因、通过nvidia-smi工具查看GPU状态的步骤，以及解决方法，如释放占用资源和调整任务优先级。参考博客提供了一种处理此类问题的有效途径。

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报错

RuntimeError: CUDA out of memory.Tried to allocate 48.00 MiB (GPU 0; 2.00 GiB total capacity; 1001.96 MiB already allocated; 36.14 MiB free; 1.12 GiB reserved in total by PyTorch)

解决方法

C:\Users\hp>nvidia-smi
'nvidia-smi' 不是内部或外部命令，也不是可运行的程序
或批处理文件。

C:\Users\hp>cd C:\Program Files\NVIDIA Corporation\NVSMI

C:\Program Files\NVIDIA Corporation\NVSMI>nvidia-smi
Sun Oct 24 19:31:25 2021
+-----------------------------------------------------------------------------+
| NVIDIA-SMI 462.80       Driver Version: 462.80       CUDA Version: 11.2     |
|-------------------------------+----------------------+----------------------+
| GPU  Name            TCC/WDDM | Bus-Id        Disp.A | Volatile Uncorr. ECC |
| Fan  Temp  Perf  Pwr:Usage/Cap|         Memory-Usage | GPU-Util  Compute M. |
|                               |                      |               MIG M. |
|===============================+======================+======================|
|   0  GeForce GTX 1050   WDDM  | 00000000:01:00.0 Off |                  N/A |
| N/A   42C    P8    N/A /  N/A |     70MiB /  2048MiB |      0%      Default |
|                               |                      |                  N/A |
+-------------------------------+----------------------+----------------------+

+-----------------------------------------------------------------------------+
| Processes:                                                                  |
|  GPU   GI   CI        PID   Type   Process name                  GPU Memory |
|        ID   ID                                                   Usage      |
|=============================================================================|
|    0   N/A  N/A      4248    C+G   ...bbwe\Microsoft.Photos.exe    N/A      |
+-----------------------------------------------------------------------------+

C:\Program Files\NVIDIA Corporation\NVSMI>taskkill -PID 4248 -F
成功: 已终止 PID 为 4248 的进程。

C:\Program Files\NVIDIA Corporation\NVSMI>nvidia-smi
Sun Oct 24 19:38:39 2021
+-----------------------------------------------------------------------------+
| NVIDIA-SMI 462.80       Driver Version: 462.80       CUDA Version: 11.2     |
|-------------------------------+----------------------+----------------------+
| GPU  Name            TCC/WDDM | Bus-Id        Disp.A | Volatile Uncorr. ECC |
| Fan  Temp  Perf  Pwr:Usage/Cap|         Memory-Usage | GPU-Util  Compute M. |
|                               |                      |               MIG M. |
|===============================+======================+======================|
|   0  GeForce GTX 1050   WDDM  | 00000000:01:00.0 Off |                  N/A |
| N/A   40C    P8    N/A /  N/A |     70MiB /  2048MiB |      0%      Default |
|                               |                      |                  N/A |
+-------------------------------+----------------------+----------------------+

+-----------------------------------------------------------------------------+
| Processes:                                                                  |
|  GPU   GI   CI        PID   Type   Process name                  GPU Memory |
|        ID   ID                                                   Usage      |
|=============================================================================|
|  No running processes found                                                 |
+-----------------------------------------------------------------------------+

C:\Program Files\NVIDIA Corporation\NVSMI>