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语法高亮,滚动条美化,设置页面调整
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<h2 id="补充说明">补充说明</h2>
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<p><strong>blockdev命令</strong> 在命令调用“ioxtls”函数,以实现对设备的控制。</p>
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<h3 id="语法">语法</h3>
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<pre><code>blockdev(选项)(参数)</code></pre>
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<pre><code class="language-bash">blockdev(选项)(参数)</code></pre>
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<p>选项</p>
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<pre><code>-V:打印版本号并退出;
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<pre><code class="language-bash">-V:打印版本号并退出;
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-q:安静模式;
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-v:详细信息模式;
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--setro:只读;
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<p>设备文件名:指定要操作的磁盘的设备文件名。</p>
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<h3 id="实例">实例</h3>
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<p>设置设备为只读:</p>
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<pre><code>blockdev --setro /dev/hda4</code></pre>
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<pre><code class="language-bash">blockdev --setro /dev/hda4</code></pre>
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<p>读取设备是否为只读:</p>
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<pre><code>blockdev --getro /dev/hda4</code></pre>
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<pre><code class="language-bash">blockdev --getro /dev/hda4</code></pre>
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<p>设置设别为可读写:</p>
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<pre><code>blockdev --setrw /dev/hda4</code></pre>
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<pre><code class="language-bash">blockdev --setrw /dev/hda4</code></pre>
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<!-- Linux命令行搜索引擎:https://jaywcjlove.github.io/linux-command/ -->
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