NVIDIA-SMI couldn’t find libnvidia-ml.so library and nothing in /usr/lib/nvidia

I got the error below when I ran nvidia-smi: $ nvidia-smi NVIDIA-SMI couldn’t find libnvidia-ml.so library in your system. Please make sure that the NVIDIA Display Driver is properly installed and present in your system. Please also try adding directory that contains libnvidia-ml.so to your system PATH. I looked for where libnvidia-ml.so could be: $…

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What is the difference between http://archive.ubuntu.com/ubuntu/dists/bionic-security and http://security.ubuntu.com/ubuntu/dists/bionic-security

I am trying to understand how security updates work for the ubuntu package mirror. I see here that the recommendation is to set up security.ubuntu.com as the apt source for the security pocket, and to set archive.ubuntu.com as the apt source for all other pockets. I assume that these correspond to the bionic-security dist and…

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