我运行 Ubuntu 20.04，在上次重新启动后，我的图形驱动程序出现了问题 - 系统分辨率较低，只有一台显示器在工作。
$ sudo lshw -C display
*-display UNCLAIMED
description: VGA compatible controller
product: TU104 [GeForce RTX 2070 SUPER]
vendor: NVIDIA Corporation
physical id: 0
bus info: pci@0000:31:00.0
version: a1
width: 64 bits
clock: 33MHz
capabilities: pm msi pciexpress vga_controller cap_list
configuration: latency=0
resources: memory:f5000000-f5ffffff memory:e0000000-efffffff memory:f0000000-f1ffffff ioport:f000(size=128) memory:f6000000-f607ffff
$ sudo dkms status
nvidia, 510.47.03: added
这种状态似乎有点奇怪，至少我在谷歌搜索时没有发现很多类似的案例。
$ nvidia-smi
NVIDIA-SMI has failed because it couldn't communicate with the NVIDIA driver. Make sure that the latest NVIDIA …