的nvidia-smi显示了在指示在GPU0利用3.77GB但没有进程被列出为GPU0：
(base) ~/.../fast-autoaugment$ nvidia-smi
Fri Dec 20 13:48:12 2019
+-----------------------------------------------------------------------------+
| NVIDIA-SMI 430.50 Driver Version: 430.50 CUDA Version: 10.1 |
|-------------------------------+----------------------+----------------------+
| GPU Name Persistence-M| Bus-Id Disp.A | Volatile Uncorr. ECC |
| Fan Temp Perf Pwr:Usage/Cap| Memory-Usage | GPU-Util Compute M. |
|===============================+======================+======================|
| 0 TITAN Xp Off | 00000000:03:00.0 Off | N/A |
| 23% 34C P8 9W / 250W | 3771MiB / 12196MiB | 0% Default |
+-------------------------------+----------------------+----------------------+
| 1 TITAN Xp Off | 00000000:84:00.0 …