install nvidia driver on rocky linux

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## install nvidia driver

dnf install epel-release# sudo dnf config-manager --add-repo https://developer.download.nvidia.com/compute/cuda/repos/rhel8/x86_64/cuda-rhel8.repo sudo dnf install kernel-devel-$(uname -r) kernel-headers-$(uname -r) sudo dnf install nvidia-driver nvidia-settings sudo dnf install cuda-driver nvidia-smi  

  ## check 

(base) [root@localhost ~]# nvidia-smi Mon Mar 14 15:34:06 2022 +-----------------------------------------------------------------------------+ | NVIDIA-SMI 510.47.03 Driver Version: 510.47.03 CUDA Version: 11.6 | |-------------------------------+----------------------+----------------------+ | 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 | 00000000:23:00.0 Off | N/A | | 50% 43C P0 N/A / 75W | 827MiB / 2048MiB | 43% Default | | | | N/A | +-------------------------------+----------------------+----------------------+ +-----------------------------------------------------------------------------+ | Processes: | | GPU GI CI PID Type Process name GPU Memory | | ID ID Usage | |=============================================================================| | 0 N/A N/A 42634 C ...vs/tracker-gpu/bin/python 825MiB | +-----------------------------------------------------------------------------+ (base) [root@localhost ~]#





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error You have $NVM_DIR set to "/root/.nvm", but that directory does not exist. Check your profile files and environment.

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#error [min@localhost ~]$ curl -o- https://raw.githubusercontent.com/nvm-sh/nvm/v0.35.3/install.sh | bash % Total % Received % Xferd Average Speed Time Time Time Current Dload Upload Total Spent Left Speed 100 13527 100 13527 0 0 17679 0 --:--:-- --:--:-- --:--:-- 17682 You have $NVM_DIR set to "/root/.nvm", but that directory does not exist. Check your profile files and environment. #fix error [min@localhost ~]$ unset NVM_DIR [min@localhost ~]$ curl -o- https://raw.githubusercontent.com/nvm-sh/nvm/v0.35.3/install.sh | bash % Total % Received % Xferd Average Speed Time Time Time Current Dload Upload Total Spent Left Speed 100 13527 100 13527 0 0 28270 0 --:--:-- --:--:-- --:--:-- 28240 => Downloading nvm from git to '/home/min/.nvm' => Cloning into '/home/min/.nvm'... remote: Enumerating objects: 290, done. remot
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linux mint install xrdp

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centos 6.x yum update problem making ssl connection

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## yum update [root@localhost ~]# yum update Loaded plugins: fastestmirror Setting up Update Process Loading mirror speeds from cached hostfile https://vault.centos.org/centos/6/os/x86_64/repodata/repomd.xml: [Errno 14] problem making ssl connection Trying other mirror. Error: Cannot retrieve repository metadata (repomd.xml) for repository: base. Please verify its path and try again ## fix repo [root@localhost ~]# cd /etc/yum yum/ yum.conf yum.repos.d/ [root@localhost ~]# cd /etc/yum.repos.d/ [root@localhost ~]# yum clean all Loaded plugins: fastestmirror Cleaning repos: base update Cleaning up Everything Cleaning up list of fastest mirrors ## fix repo [root@localhost yum.repos.d]# vi CentOS-Base.repo [base] name= CentOS-6 - Base baseurl= http://mirror.nsc.liu.se/centos-store/6.6/os/x86_64/ gpgcheck=0 priority=1 protect=1 [update] name=CentOS-6 - Updates baseurl=https://archive.kernel.org/centos-vault/6.6/updates/x86_64/ gpgcheck=0 priority=1 protect=1
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