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55 lines
5.3 KiB
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55 lines
5.3 KiB
HTML
<h1 id="lscpu">lscpu</h1>
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<p>显示有关CPU架构的信息</p>
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<h2 id="补充说明">补充说明</h2>
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<p><strong>lscpu命令</strong> 是显示有关CPU架构的信息。</p>
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<h3 id="语法">语法</h3>
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<pre><code class="language-bash">lscpu [选项]</code></pre>
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<h3 id="选项">选项</h3>
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<pre><code class="language-bash"> -a, --all 打印在线和离线CPU（默认为-e）
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-b, --online 仅打印在线CPU（-p的默认值）
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-c, --offline 打印离线CPU
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-e, --extended[=<list>] 打印出一个扩展的可读格式
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-p, --parse[=<list>] 打印出可解析的格式
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-s, --sysroot <dir> 将指定的目录用作系统根目录
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-x, --hex 打印十六进制掩码，而不是CPU列表
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-h, --help 显示此帮助并退出
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-V, --version 输出版本信息并退出</code></pre>
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<h3 id="参数">参数</h3>
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<div class="sourceCode" id="cb3"><pre><code class="language-bash"><a class="sourceLine" id="cb3-1" data-line-number="1">可用列：</a>
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<a class="sourceLine" id="cb3-2" data-line-number="2"> <span class="ex">CPU</span> 逻辑CPU编号</a>
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<a class="sourceLine" id="cb3-3" data-line-number="3"> <span class="ex">CORE</span> 逻辑核心号码</a>
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<a class="sourceLine" id="cb3-4" data-line-number="4"> <span class="ex">SOCKET</span> 逻辑套接字号</a>
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<a class="sourceLine" id="cb3-5" data-line-number="5"> <span class="ex">NODE</span> 逻辑NUMA节点号</a>
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<a class="sourceLine" id="cb3-6" data-line-number="6"> <span class="ex">BOOK</span> 逻辑书号</a>
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<a class="sourceLine" id="cb3-7" data-line-number="7"> <span class="ex">CACHE</span> 显示了如何在CPU之间共享高速缓存</a>
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<a class="sourceLine" id="cb3-8" data-line-number="8"> <span class="ex">POLARIZATION</span> 虚拟硬件上的CPU调度模式</a>
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<a class="sourceLine" id="cb3-9" data-line-number="9"> <span class="ex">ADDRESS</span> CPU的物理地址</a>
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<a class="sourceLine" id="cb3-10" data-line-number="10"> <span class="ex">CONFIGURED</span> 显示管理程序是否分配了CPU</a>
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<a class="sourceLine" id="cb3-11" data-line-number="11"> <span class="ex">ONLINE</span> 显示Linux是否正在使用CPU</a></code></pre></div>
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<h3 id="例子">例子</h3>
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<div class="sourceCode" id="cb4"><pre><code class="language-bash"><a class="sourceLine" id="cb4-1" data-line-number="1">[<span class="ex">root@localhost</span> ~]# lscpu</a>
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<a class="sourceLine" id="cb4-2" data-line-number="2"><span class="ex">Architecture</span>: x86_64</a>
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<a class="sourceLine" id="cb4-3" data-line-number="3"><span class="ex">CPU</span> op-mode(s)<span class="bu">:</span> 32-bit, 64-bit</a>
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<a class="sourceLine" id="cb4-4" data-line-number="4"><span class="ex">Byte</span> Order: Little Endian</a>
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<a class="sourceLine" id="cb4-5" data-line-number="5"><span class="ex">CPU</span>(s)<span class="bu">:</span> 4</a>
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<a class="sourceLine" id="cb4-6" data-line-number="6"><span class="ex">On-line</span> CPU(s) <span class="ex">list</span>: 0-3</a>
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<a class="sourceLine" id="cb4-7" data-line-number="7"><span class="ex">Thread</span>(s) <span class="ex">per</span> core: 1</a>
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<a class="sourceLine" id="cb4-8" data-line-number="8"><span class="ex">Core</span>(s) <span class="ex">per</span> socket: 4</a>
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<a class="sourceLine" id="cb4-9" data-line-number="9"><span class="ex">Socket</span>(s)<span class="bu">:</span> 1</a>
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<a class="sourceLine" id="cb4-10" data-line-number="10"><span class="ex">NUMA</span> node(s)<span class="bu">:</span> 1</a>
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<a class="sourceLine" id="cb4-11" data-line-number="11"><span class="ex">Vendor</span> ID: GenuineIntel</a>
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<a class="sourceLine" id="cb4-12" data-line-number="12"><span class="ex">CPU</span> family: 6</a>
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<a class="sourceLine" id="cb4-13" data-line-number="13"><span class="ex">Model</span>: 30</a>
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<a class="sourceLine" id="cb4-14" data-line-number="14"><span class="ex">Model</span> name: Intel(R) <span class="ex">Xeon</span>(R) <span class="ex">CPU</span> X3430 @ 2.40GHz</a>
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<a class="sourceLine" id="cb4-15" data-line-number="15"><span class="ex">Stepping</span>: 5</a>
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<a class="sourceLine" id="cb4-16" data-line-number="16"><span class="ex">CPU</span> MHz: 2394.055</a>
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<a class="sourceLine" id="cb4-17" data-line-number="17"><span class="ex">BogoMIPS</span>: 4788.11</a>
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<a class="sourceLine" id="cb4-18" data-line-number="18"><span class="ex">Virtualization</span>: VT-x</a>
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<a class="sourceLine" id="cb4-19" data-line-number="19"><span class="ex">L1d</span> cache: 32K</a>
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<a class="sourceLine" id="cb4-20" data-line-number="20"><span class="ex">L1i</span> cache: 32K</a>
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<a class="sourceLine" id="cb4-21" data-line-number="21"><span class="ex">L2</span> cache: 256K</a>
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<a class="sourceLine" id="cb4-22" data-line-number="22"><span class="ex">L3</span> cache: 8192K</a>
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<a class="sourceLine" id="cb4-23" data-line-number="23"><span class="ex">NUMA</span> node0 CPU(s)<span class="bu">:</span> 0-3</a></code></pre></div>
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