安装cuda

sudo pacman -S cuda
正在解析依赖关系...
正在查找软件包冲突...
警告：检测到循环依赖：
警告：eglexternalplatform 将在它 nvidia-utils 的依赖关系之前被安装

软件包 (6) egl-wayland-2:1.1.9+r3+g582b2d3-1
           eglexternalplatform-1.1-2  libxnvctrl-495.44-1
           nvidia-utils-495.44-6  opencl-nvidia-495.44-5
           cuda-11.5.0-1

下载大小：       227.77 MiB
全部安装大小：  4112.07 MiB

:: 进行安装吗？ [Y/n] 
:: 正在获取软件包......
 nvidia-utils-495...   201.4 MiB  1251 KiB/s 02:45 [#] 100%
 opencl-nvidia-49...    26.2 MiB   997 KiB/s 00:27 [#] 100%
 libxnvctrl-495.4...    95.0 KiB   500 KiB/s 00:00 [#] 100%
 egl-wayland-2:1....    29.7 KiB   254 KiB/s 00:00 [#] 100%
 eglexternalplatf...     7.1 KiB  79.0 KiB/s 00:00 [#] 100%
 全部 (5/5)            227.8 MiB  1211 KiB/s 03:13 [#] 100%
(6/6) 正在检查密钥环里的密钥                       [#] 100%
(6/6) 正在检查软件包完整性                         [#] 100%
(6/6) 正在加载软件包文件                           [#] 100%
(6/6) 正在检查文件冲突                             [#] 100%
(6/6) 正在检查可用存储空间                         [#] 100%
:: 正在处理软件包的变化...
(1/6) 正在安装 opencl-nvidia                       [#] 100%
opencl-nvidia 的可选依赖
    opencl-headers: headers necessary for OpenCL
    development
(2/6) 正在安装 eglexternalplatform                 [#] 100%
(3/6) 正在安装 egl-wayland                         [#] 100%
(4/6) 正在安装 libxnvctrl                          [#] 100%
(5/6) 正在安装 nvidia-utils                        [#] 100%
==> If you run into trouble with CUDA not being available, run nvidia-modprobe first.
nvidia-utils 的可选依赖
    xorg-server-devel: nvidia-xconfig
    opencl-nvidia: OpenCL support [已安装]
(6/6) 正在安装 cuda                                [#] 100%
The cuda binaries are in /opt/cuda/bin
The cuda samples are in /opt/cuda/samples
The cuda docs are in /opt/cuda/doc
You need to relogin in order for the cuda binaries to appear in your PATH
cuda 的可选依赖
    gdb: for cuda-gdb [已安装]
    glu: required for some profiling tools in CUPTI
    [已安装]
:: 正在运行事务后钩子函数...
(1/5) Creating system user accounts...
Creating group nvidia-persistenced with gid 143.
Creating user nvidia-persistenced (NVIDIA Persistence Daemon) with uid 143 and gid 143.
(2/5) Reloading system manager configuration...
(3/5) Reloading device manager configuration...
(4/5) Arming ConditionNeedsUpdate...
(5/5) Updating the desktop file MIME type cache...