http://localhost:1313/tags/linux/ Recent content in Linux on Even - A super concise theme for Hugo Hugo en Mon, 03 Jul 2023 00:00:00 +0000 http://localhost:1313/posts/workspace/01-tech/linux/linux-%E5%B8%B8%E7%94%A8%E8%BF%90%E7%BB%B4%E5%91%BD%E4%BB%A4/ Mon, 03 Jul 2023 00:00:00 +0000 http://localhost:1313/posts/workspace/01-tech/linux/linux-%E5%B8%B8%E7%94%A8%E8%BF%90%E7%BB%B4%E5%91%BD%E4%BB%A4/ <h1 id="用户管理篇">用户管理篇</h1> <h2 id="新建用户">新建用户</h2> <div class="highlight"><div class="chroma"> <table class="lntable"><tr><td class="lntd"> <pre tabindex="0" class="chroma"><code><span class="lnt">1 </span><span class="lnt">2 </span><span class="lnt">3 </span></code></pre></td> <td class="lntd"> <pre tabindex="0" class="chroma"><code class="language-shell" data-lang="shell"><span class="line"><span class="cl"><span class="c1"># 默认家目录/home/cindy和组cindy</span> </span></span><span class="line"><span class="cl">adduser cindy </span></span><span class="line"><span class="cl"><span class="c1"># 可以通过-d指定家目录，-g指定组</span> </span></span></code></pre></td></tr></table> </div> </div><h2 id="删除用户">删除用户</h2> <div class="highlight"><div class="chroma"> <table class="lntable"><tr><td class="lntd"> <pre tabindex="0" class="chroma"><code><span class="lnt">1 </span><span class="lnt">2 </span></code></pre></td> <td class="lntd"> <pre tabindex="0" class="chroma"><code class="language-shell" data-lang="shell"><span class="line"><span class="cl"><span class="c1"># 这种删除方法默认是不删除用户的家目录，容易造成隐患。建议加上-r，用于删除家目录和邮箱</span> </span></span><span class="line"><span class="cl">userdel cindy </span></span></code></pre></td></tr></table> </div> </div><h2 id="修改用户密码">修改用户密码</h2> <div class="highlight"><div class="chroma"> <table class="lntable"><tr><td class="lntd"> <pre tabindex="0" class="chroma"><code><span class="lnt">1 </span></code></pre></td> <td class="lntd"> <pre tabindex="0" class="chroma"><code class="language-shell" data-lang="shell"><span class="line"><span class="cl">passwd cindy </span></span></code></pre></td></tr></table> </div> </div><h1 id="服务器状态篇">服务器状态篇</h1> <h2 id="查看ip">查看ip</h2> <div class="highlight"><div class="chroma"> <table class="lntable"><tr><td class="lntd"> <pre tabindex="0" class="chroma"><code><span class="lnt">1 </span><span class="lnt">2 </span><span class="lnt">3 </span><span class="lnt">4 </span></code></pre></td> <td class="lntd"> <pre tabindex="0" class="chroma"><code class="language-shell" data-lang="shell"><span class="line"><span class="cl">ip ad <span class="o">[</span>show<span class="o">]</span> <span class="o">[</span>具体要查看的，etho<span class="o">]</span> </span></span><span class="line"><span class="cl"><span class="c1"># 如果有虚拟ip（vip）绑定，则也可以通过此命令查看到</span> </span></span><span class="line"><span class="cl"> </span></span><span class="line"><span class="cl">ipconfig </span></span></code></pre></td></tr></table> </div> </div><h2 id="查看系统版本">查看系统版本</h2> <p>1、查看发行版本（适用所有linux系统）</p> http://localhost:1313/posts/workspace/01-tech/linux/linux-%E6%96%87%E6%9C%AC%E5%A4%84%E7%90%86%E4%B8%89%E5%89%91%E5%AE%A2/ Wed, 07 Dec 2022 00:00:00 +0000 http://localhost:1313/posts/workspace/01-tech/linux/linux-%E6%96%87%E6%9C%AC%E5%A4%84%E7%90%86%E4%B8%89%E5%89%91%E5%AE%A2/ <h1 id="linux-文本处理三剑客">Linux-文本处理三剑客</h1> <p><em>awk、grep、sed是linux操作文本的三大利器,合称文本三剑客。</em></p> <p>但是三者有所侧重点：</p> <ul> <li>awk：功能最强，也是最复杂的。更适合格式化文本，对文本作复杂格式处理</li> <li>grep：更适合查找、匹配</li> <li>sed：更适合编辑匹配到的文本</li> </ul> <h2 id="grep">grep</h2> <p><code>grep</code>命令已经在 <a href="https://pipony.github.io/post/linux/linux-%E7%AE%A1%E9%81%93%E7%AF%87/">linux-管道篇</a> 学习过了，这里就略过。</p> http://localhost:1313/posts/workspace/01-tech/linux/linux-%E7%A3%81%E7%9B%98%E7%AE%A1%E7%90%86/ Tue, 22 Nov 2022 00:00:00 +0000 http://localhost:1313/posts/workspace/01-tech/linux/linux-%E7%A3%81%E7%9B%98%E7%AE%A1%E7%90%86/ <h1 id="linux-磁盘管理">Linux-磁盘管理</h1> <p>参考 <a href="https://blog.csdn.net/weixin_52122271/article/details/126242445">https://blog.csdn.net/weixin_52122271/article/details/126242445</a> 的分类法：</p> <p>磁盘管理命令：</p> <ul> <li>查看使用量：df, du</li> <li>查看磁盘分区：fdisk, lsblk</li> <li>磁盘格式化，挂载/卸载</li> </ul> <h2 id="df">df</h2> <p>df(disk free)：查询文件系统的<strong>磁盘占用情况</strong>。可显示Linux文件系统上的设备名称、总块数、总磁盘空间、已用磁盘空间、可用磁盘空间和挂载点信息。</p> http://localhost:1313/posts/workspace/01-tech/linux/linux-%E7%A3%81%E7%9B%98%E6%89%A9%E5%AE%B9/ Tue, 15 Nov 2022 00:00:00 +0000 http://localhost:1313/posts/workspace/01-tech/linux/linux-%E7%A3%81%E7%9B%98%E6%89%A9%E5%AE%B9/ <h1 id="linux-磁盘扩容">Linux-磁盘扩容</h1> <blockquote> <p>看b站：https://www.bilibili.com/video/BV1NK411w7DL/?spm_id_from=333.337.search-card.all.click&amp;vd_source=388c468b983bcf7b800d0e7cfb9fc719 的教学视频笔记</p> http://localhost:1313/posts/workspace/01-tech/linux/linux-%E9%98%B2%E7%81%AB%E5%A2%99firewall/ Sun, 18 Sep 2022 00:00:00 +0000 http://localhost:1313/posts/workspace/01-tech/linux/linux-%E9%98%B2%E7%81%AB%E5%A2%99firewall/ <h1 id="linux-防火墙firewall">Linux-防火墙firewall</h1> <blockquote> <p>Linux中有两种防火墙软件，ConterOS7.0以上使用的是<strong>firewall</strong>，ConterOS7.0以下使用的是<strong>iptables</strong>。ConterOS7.0以上默认使用firewalld防火墙，如果想换回iptables防火墙，可关闭firewalld并安装iptables。</p> http://localhost:1313/posts/workspace/01-tech/linux/linux-%E7%AE%A1%E9%81%93%E7%AF%87/ Sun, 31 Jul 2022 00:00:00 +0000 http://localhost:1313/posts/workspace/01-tech/linux/linux-%E7%AE%A1%E9%81%93%E7%AF%87/ <h1 id="linux-管道篇">Linux-管道篇</h1> <h2 id="概念">概念</h2> <p>管道（pipe）可以连接两个或多个命令，将前一个命令的标准输出作为后一个的标准输入（这也就意味着，若某命令不能支持标准输出/输入的话，则无法应用管道命令）</p> http://localhost:1313/posts/workspace/01-tech/linux/linux-top%E5%91%BD%E4%BB%A4/ Wed, 15 Jun 2022 00:00:00 +0000 http://localhost:1313/posts/workspace/01-tech/linux/linux-top%E5%91%BD%E4%BB%A4/ <h1 id="linux-top命令">Linux-top命令</h1> <h2 id="概念">概念</h2> <p><strong>实时</strong>显示系统进程信息的命令、内存使用情况、系统负载情况等（有点类似于Windows系统下的任务管理器）</p> <p>执行权限：<strong>所有用户</strong></p> <h2 id="命令">命令</h2> <p>#TODO</p> <h3 id="快捷键">快捷键</h3> <p>摘自：https://blog.csdn.net/Luckiers/article/details/123909819#/</p>