http://uogog.github.io/tags/kvm/ Recent content in Kvm on UOG的BLOG Hugo zh-cn Wed, 27 May 2026 22:12:04 +0800 http://uogog.github.io/posts/linux_kvm/ Wed, 27 May 2026 22:12:04 +0800 http://uogog.github.io/posts/linux_kvm/ <h1 id="linux看cpu是否支持和kvm是否加载"> linux看cpu是否支持和kvm是否加载 <a class="heading-link" href="#linux%e7%9c%8bcpu%e6%98%af%e5%90%a6%e6%94%af%e6%8c%81%e5%92%8ckvm%e6%98%af%e5%90%a6%e5%8a%a0%e8%bd%bd"> <i class="fa-solid fa-link" aria-hidden="true" title="链接到标题"></i> <span class="sr-only">链接到标题</span> </a> </h1> <h2 id="看cpu支不支持虚拟化"> 看cpu支不支持虚拟化 <a class="heading-link" href="#%e7%9c%8bcpu%e6%94%af%e4%b8%8d%e6%94%af%e6%8c%81%e8%99%9a%e6%8b%9f%e5%8c%96"> <i class="fa-solid fa-link" aria-hidden="true" title="链接到标题"></i> <span class="sr-only">链接到标题</span> </a> </h2> <div class="highlight"><pre tabindex="0" class="chroma"><code class="language-bash" data-lang="bash"><span class="line"><span class="cl">lscpu <span class="p">|</span> grep vmx <span class="c1"># intel 用这个 </span> </span></span><span class="line"><span class="cl">lscpu <span class="p">|</span> grep svm <span class="c1"># amd 用这个</span> </span></span><span class="line"><span class="cl"> </span></span><span class="line"><span class="cl">lsmod <span class="p">|</span> grep kvm <span class="c1"># 看kvm是否加载</span> </span></span><span class="line"><span class="cl">modeprone kvm <span class="c1"># 加载kvm</span> </span></span></code></pre></div><h2 id="安装虚拟化软件"> 安装虚拟化软件 <a class="heading-link" href="#%e5%ae%89%e8%a3%85%e8%99%9a%e6%8b%9f%e5%8c%96%e8%bd%af%e4%bb%b6"> <i class="fa-solid fa-link" aria-hidden="true" title="链接到标题"></i> <span class="sr-only">链接到标题</span> </a> </h2> <div class="highlight"><pre tabindex="0" class="chroma"><code class="language-bash" data-lang="bash"><span class="line"><span class="cl">apt/yum/pacman qemu <span class="c1"># 虚拟外围设备</span> </span></span><span class="line"><span class="cl">apt/yum/pacman dnsmasq <span class="c1"># dns服务器，虚拟网络需要</span> </span></span><span class="line"><span class="cl">apt/yum/pacman libvirt <span class="c1"># 虚拟化服务</span> </span></span><span class="line"><span class="cl">systemctl start libvirtd.socket <span class="c1"># 启动虚拟化服务</span> </span></span></code></pre></div><h2 id="virsh-使用-看虚拟化能力"> virsh 使用 看虚拟化能力 <a class="heading-link" href="#virsh-%e4%bd%bf%e7%94%a8-%e7%9c%8b%e8%99%9a%e6%8b%9f%e5%8c%96%e8%83%bd%e5%8a%9b"> <i class="fa-solid fa-link" aria-hidden="true" title="链接到标题"></i> <span class="sr-only">链接到标题</span> </a> </h2> <p>virsh是一个整合好的，用于启动配置虚拟化的工具包</p> <div class="highlight"><pre tabindex="0" class="chroma"><code class="language-bash" data-lang="bash"><span class="line"><span class="cl"><span class="c1"># 检查本机的相关虚拟化能力</span> </span></span><span class="line"><span class="cl">virsh capabilities <span class="p">|</span> less <span class="c1"># 具体参数是什么意思可以看鸟哥的网站</span> </span></span><span class="line"><span class="cl"><span class="c1"># 检查支持的 q35 芯片组，内部硬件仿真可以是什么样</span> </span></span><span class="line"><span class="cl">virsh domcapabilities --machine q35 --arch x86_64 <span class="c1"># 我是不懂为什么鸟哥书上要搞个machine，其实我感觉看一个架构x86_64就好</span> </span></span><span class="line"><span class="cl"><span class="c1">#结果中重要是看virtio是否可行,一般都行</span> </span></span></code></pre></div><h2 id="推荐配置目录"> 推荐配置目录 <a class="heading-link" href="#%e6%8e%a8%e8%8d%90%e9%85%8d%e7%bd%ae%e7%9b%ae%e5%bd%95"> <i class="fa-solid fa-link" aria-hidden="true" title="链接到标题"></i> <span class="sr-only">链接到标题</span> </a> </h2> <p>/kvm/xml：主要放置各种 XML 规范的设置档，包括网络、虚拟机的设置等等 /kvm/iso：主要放置来自网络上的各种 ISO 映像档，例如 9.0, 9.2 的 RockyLinux 安装光盘档 /kvm/img：虚拟磁盘的放置目录，基本上，占用的文件系统容量最大！</p>