I trained a network, and when I started new process, I noticed
that cpu where turned on, got this userwarning:
Python 3.8.5 (default, Sep 4 2020, 07:30:14)
[GCC 7.3.0] :: Anaconda, Inc. on linux
Type "help", "copyright", "credits" or "license" for more information.
>>> import torch
>>> print(torch.cuda.is_available())
/home/arams/anaconda3/lib/python3.8/site-packages/torch/cuda/__init__.py:52: UserWarning: CUDA initialization: CUDA unknown error - this may be due to an incorrectly set up environment, e.g. changing env variable CUDA_VISIBLE_DEVICES after program start. Setting the available devices to be zero. (Triggered internally at /opt/conda/conda-bld/pytorch_1607370172916/work/c10/cuda/CUDAFunctions.cpp:100.)
return torch._C._cuda_getDeviceCount() > 0
False
>>> print(torch.version.cuda())
Traceback (most recent call last):
File "<stdin>", line 1, in <module>
TypeError: 'str' object is not callable
>>> print(torch.version.cuda)
11.0
When i type nvidia-smi, I have:
+-----------------------------------------------------------------------------+
| NVIDIA-SMI 460.39 Driver Version: 460.39 CUDA Version: 11.2 |
|-------------------------------+----------------------+----------------------+
| GPU Name Persistence-M| Bus-Id Disp.A | Volatile Uncorr. ECC |
| Fan Temp Perf Pwr:Usage/Cap| Memory-Usage | GPU-Util Compute M. |
| | | MIG M. |
|===============================+======================+======================|
| 0 GeForce RTX 3070 Off | 00000000:23:00.0 On | N/A |
| 33% 34C P5 19W / 220W | 235MiB / 7959MiB | 1% Default |
| | | N/A |
+-------------------------------+----------------------+----------------------+
+-----------------------------------------------------------------------------+
| Processes: |
| GPU GI CI PID Type Process name GPU Memory |
| ID ID Usage |
|=============================================================================|
| 0 N/A N/A 1020 G /usr/lib/xorg/Xorg 103MiB |
| 0 N/A N/A 1278 G /usr/bin/gnome-shell 126MiB |
| 0 N/A N/A 2418 G /usr/lib/firefox/firefox 3MiB |
+-----------------------------------------------------------------------------+
I am very confused, tried to downgrade to cuda 10.2, but didnt work so i upgraded again to 11.0. Currently I have 460.39 drivers on my nvidia card, and OS: ubuntu 20.4. Help and guidance, is greatly appriciated.