Nvidia-smi

nvidia-smi is a commandline tool that shows information about your GPU
like temperature, vram consumption, etc.

Usage

watch -n5 nvidia-smi

Sun May  9 09:52:39 2021       
+-----------------------------------------------------------------------------+
| NVIDIA-SMI 465.27       Driver Version: 465.27       CUDA Version: 11.3     |
|-------------------------------+----------------------+----------------------+
| 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  NVIDIA GeForce ...  Off  | 00000000:01:00.0  On |                  N/A |
| 30%   36C    P0    46W / 215W |    413MiB /  7979MiB |      5%      Default |
|                               |                      |                  N/A |
+-------------------------------+----------------------+----------------------+
                                                                               
+-----------------------------------------------------------------------------+
| Processes:                                                                  |
|  GPU   GI   CI        PID   Type   Process name                  GPU Memory |
|        ID   ID                                                   Usage      |
|=============================================================================|
|    0   N/A  N/A       532      G   /usr/lib/Xorg                     252MiB |
|    0   N/A  N/A      9147      G   /usr/bin/python3                   84MiB |
+-----------------------------------------------------------------------------+