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一.禁用 Nouveau
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sudo vim /etc/modprobe.d/blacklist-nouveau.conf
在文件最后加入以下内容:
blacklist nouveau
options nouveau modeset=0
更新使其生效
sudo update-initramfs -u
重启机器
reboot
检查是否禁用成功
lspci | grep nouveau
没有内容输出，说明禁用成功。
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二.官网下载驱动
https://www.nvidia.cn/Download/index.aspx?lang=cn
选择自己系统对应的驱动，并点击 “搜索” 下载进行下载。
不推荐使用 sudo apt install nvidia-driver-440 方式安装。
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进入终端模式，并且输入下面命令关闭显示管理：
sudo service lightdm stop
在命令行终端运行刚才下载的驱动：
sudo ./NVIDIA-Linux-x86_64-460.67.run --no-opengl-files
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三.检查安装结果
重启机器后，输入 nvidia-smi查看输出显示类似下面，就说明已经安装成功。
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$ nvidia-smi
Thu Aug 5 02:08:44 2021
+-----------------------------------------------------------------------------+
| NVIDIA-SMI 460.67 Driver Version: 460.67 CUDA Version: 11.2 |
|-------------------------------+----------------------+----------------------+
| 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 GeForce RTX 3090 Off | 00000000:81:00.0 Off | N/A |
| 63% 41C P8 17W / 420W | 2MiB / 24268MiB | 0% Default |
| | | N/A |
+-------------------------------+----------------------+----------------------+
+-----------------------------------------------------------------------------+
| Processes: |
| GPU GI CI PID Type Process name GPU Memory |
| ID ID Usage |
|=============================================================================|
| No running processes found |
+-----------------------------------------------------------------------------+
$
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四.开启持久模式
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$ nvidia-smi -pm 1
$ nvidia-smi
Thu Aug 5 02:08:44 2021
+-----------------------------------------------------------------------------+
| NVIDIA-SMI 460.67 Driver Version: 460.67 CUDA Version: 11.2 |
|-------------------------------+----------------------+----------------------+
| 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 GeForce RTX 3090 On | 00000000:81:00.0 Off | N/A |
| 63% 41C P8 17W / 420W | 2MiB / 24268MiB | 0% Default |
| | | N/A |
+-------------------------------+----------------------+----------------------+
+-----------------------------------------------------------------------------+
| Processes: |
| GPU GI CI PID Type Process name GPU Memory |
| ID ID Usage |
|=============================================================================|
| No running processes found |
+-----------------------------------------------------------------------------+
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