如何安装CUDA

2025-03-15 21:22:05
推荐回答(1个)
回答1:

在英伟达的官网上下载对应系统版本的cuda5.5工具包,我的笔记本是32位的,下载的包是cuda_5.5.22_linux_32.run,当然下载deb包也可以,deb包可双击安装。推荐使用run包。

检查自己的系统是否符合安装条件,这一点很重要,我开始没有检测GCC,导致后面几次安装失败。命令$lspci | grep -i nvidia ,检测电脑是否安装NVIDIA显卡,命令$gcc --version,检测GCC版本,注意:CUDA5.5只支持GCC4.6版本,如果显示的不是下图所示,则需要重新将GCC链接。同时安装头文件和编译环境$sudo apt-get install linux-headers-$(uname -r) build-essential

gcc版本是4.6的跳过此步。如果gcc版本不是4.6的,则需要将GCC重新链接,在目录/usr/bin下,只需两个命令即可完成重新链接。
$sudo mv gcc gcc.bak
$sudo ln -s gcc-4.6 gcc
删除之前的Ubuntu nvidia驱动包,$sudo apt-get –purge remove nvidia*,并将开源驱动nouveau屏蔽掉,使用命令$sudo vim /etc/modprobe.d/blacklist.conf,添加blacklist vga16fb blacklist nouveau blacklist rivafb blacklist nvidiafb blacklist rivatv。

关闭图形环境,$sudo stop lightdm,按Ctrl+Alt+F1,打开一个终端,登录。进入下载的Ubuntu nvidia驱动安装文件所在目录,$sudo sh ./cuda_5.5.22_linux_32.run命令进行安装。如果遇到failed,不用着急,打开安装log,排查问题,warning不用管,看ERROR。

安装完成后,需要重启。此时电脑清晰多了,说明安装成功。 从事GPU开发的我们还需要装上cuda和openCL库的支持:$sudo apt-get install nvidia-current-dev。

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