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	<title>目录 &#8211; 个人随笔</title>
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		<title>Linux（一）安装、命令、目录</title>
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					<comments>/linux/4970.html#respond</comments>
		
		<dc:creator><![CDATA[Mr.Lee]]></dc:creator>
		<pubDate>Sat, 19 May 2018 13:27:58 +0000</pubDate>
				<category><![CDATA[Linux]]></category>
		<category><![CDATA[基本操作]]></category>
		<category><![CDATA[命令]]></category>
		<category><![CDATA[安装]]></category>
		<category><![CDATA[目录]]></category>
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					<description><![CDATA[Linux1 Linux系统概述（了解） 操作系统类别 windows 微软公司（DOS是微软公司的第一个操作 [&#8230;]]]></description>
										<content:encoded><![CDATA[<h1>Linux1</h1>
<h1>Linux系统概述（了解）</h1>
<h2>操作系统类别</h2>
<ol>
<li>
  windows  						微软公司（DOS是微软公司的第一个操作系统）
</li>
</ol>
<p>
  电影《硅谷传奇》
</p>
<p>
  5w美元收购                  -&gt;   收购程序员Q-DOS操作系统并优化更名为MS-DOS
</p>
<p>
  3美元获利                   -&gt;   和IBM合作授予使用权（每卖出）
</p>
<p>
  window 1.0（图形诞生）     -&gt;   据说乔布斯受骗（技术被偷）
</p>
<p>
  2）UNIX操作系统（尤尼斯） 1969年在贝尔实验室开发
</p>
<p>
  3）Mac OS						  	 苹果公司（基于Unix内核的图形化操作系统）
</p>
<p>
  4）linux							   一套免费使用和自由传播的类Unix操作系统
</p>
<p>
  Unix     收费的   只属于几个大的公司
</p>
<p>
  Linux    全宇宙的  不要钱，开源
</p>
<p>
  windows  微软的   收费的 不开源
</p>
<p>
  mac      苹果的   收费的 不开源
</p>
<h2>什么是Linux</h2>
<p>
  就是一个操作系统，和window、mac os一样都有用户管理功能、文件夹等功能，一般PHP服务器（有没显示器的主机）推荐使用Linux的centos版本，当然也有部分公司使用window2003、window2008
</p>
<h2>为什么要使用Linux操作系统</h2>
<p>
  特点：开源，免费，高效，稳定，安全。庞大的技术社区等。
</p>
<p>
  价格方面：Linux免费、开源，windows收费
</p>
<p>
  性能方面：Linux系统非常稳定、安全，windows易蓝屏，后期项目上线性能高于windows终极目的：搭建LAML和LNMP环境
</p>
<p>
  A指apache
</p>
<p>
  N指nginx
</p>
<p>
  服务器：没有显示器的主机（配置比普通电脑高很多）
</p>
<p>
  web服务器：就是计算机上的一个软件，用户输入网址可以查看指定文件内容，该软件监听80端。
</p>
<h2>4、Linux发展史</h2>
<p>
  1969年，在AT&amp;T的贝尔实验室的研究员Ken Thompson编写了UNIX的第一个版本
</p>
<p>
  1979年，AT&amp;T宣布了使UNIX商业化的计划
</p>
<p>
  1991年，Linux操作系统诞生（作者：Linus Torvalds 林纳斯·托瓦兹）
</p>
<p>
  美国移动运行商
</p>
<h2>Linux名字含义</h2>
<p>
  1）linux is not unix之意
</p>
<p>
  2）最初起名是一linus为名，但由于linus谦虚，故该为linux ，意指大家一起研究出来的
</p>
<p>
  吉祥物企鹅
</p>
<p>
  1）他去澳大利亚旅游的时候被澳大利亚国家动物园的企鹅咬了一口，这只企鹅在Linus的心里也是留下了非常深刻的印象，于是Linus在决定吉祥物的时候就想起这只小可爱.
</p>
<p>
  2）南极不属于任何国家，特显开源的精神.
</p>
<h2>Linux主要发行版本</h2>
<p>
  Red Hat		商业公司维护的发行版本代表，最著名的Linux版本
</p>
<p>
  CentOS6.x  最新的centos 7 基于Red Hat扩展，大部分PHP服务器的选择
</p>
<p>
  Debian						社区组织维护的发行版本代表
</p>
<p>
  Ubuntu（乌班图）	   桌面应用为主基于Debian扩展
</p>
<p>
  BackTrack5（BT5）    黑客圈比较出名的，可用于渗透攻击
</p>
<p>
  &#8230;..
</p>
<p><img fetchpriority="high" decoding="async" width="815" height="460" src="/wp-content/uploads/2018/05/word-image-4485.png" class="wp-image-4971" srcset="/wp-content/uploads/2018/05/word-image-4485.png 815w, /wp-content/uploads/2018/05/word-image-4485-300x169.png 300w, /wp-content/uploads/2018/05/word-image-4485-768x433.png 768w" sizes="(max-width: 815px) 100vw, 815px" /></p>
<h1>Linux安装</h1>
<h2>︴思考：如何安装操作系统？</h2>
<p>
  答：通过第三方软件，虚拟机（VMware 或  VirtualBox）
</p>
<h2>1、VMware安装和创建虚拟主机</h2>
<h3>1）什么是虚拟机</h3>
<p>
  虚拟机：就是一个软件
</p>
<p>
  功  能：可以创建N个完整的操作系统，每个操作系统都是一个完整的电脑
</p>
<h3>安装</h3>
<ul>
<li>
    安装步骤
  </li>
</ul>
<p>
  步骤1：双击下一步
</p>
<p><img decoding="async" width="725" height="556" src="/wp-content/uploads/2018/05/word-image-4486.png" class="wp-image-4972" srcset="/wp-content/uploads/2018/05/word-image-4486.png 725w, /wp-content/uploads/2018/05/word-image-4486-300x230.png 300w" sizes="(max-width: 725px) 100vw, 725px" /></p>
<p>
  步骤2：同意协议下一步
</p>
<p><img decoding="async" width="488" height="375" src="/wp-content/uploads/2018/05/word-image-4487.png" class="wp-image-4973" srcset="/wp-content/uploads/2018/05/word-image-4487.png 488w, /wp-content/uploads/2018/05/word-image-4487-300x231.png 300w" sizes="(max-width: 488px) 100vw, 488px" /></p>
<p>
  步骤3：选择典型安装
</p>
<p><img loading="lazy" decoding="async" width="494" height="378" src="/wp-content/uploads/2018/05/word-image-4488.png" class="wp-image-4974" srcset="/wp-content/uploads/2018/05/word-image-4488.png 494w, /wp-content/uploads/2018/05/word-image-4488-300x230.png 300w" sizes="(max-width: 494px) 100vw, 494px" /></p>
<p>
  步骤4：更改安装目录
</p>
<p><img loading="lazy" decoding="async" width="492" height="376" src="/wp-content/uploads/2018/05/word-image-4489.png" class="wp-image-4975" srcset="/wp-content/uploads/2018/05/word-image-4489.png 492w, /wp-content/uploads/2018/05/word-image-4489-300x229.png 300w" sizes="(max-width: 492px) 100vw, 492px" /></p>
<p>
  步骤5：创建快捷方式继续下一步
</p>
<p><img loading="lazy" decoding="async" width="493" height="376" src="/wp-content/uploads/2018/05/word-image-4490.png" class="wp-image-4976" srcset="/wp-content/uploads/2018/05/word-image-4490.png 493w, /wp-content/uploads/2018/05/word-image-4490-300x229.png 300w" sizes="(max-width: 493px) 100vw, 493px" /></p>
<p>
  步骤6：确定准备完毕安装，继续
</p>
<p><img loading="lazy" decoding="async" width="498" height="372" src="/wp-content/uploads/2018/05/word-image-4491.png" class="wp-image-4977" srcset="/wp-content/uploads/2018/05/word-image-4491.png 498w, /wp-content/uploads/2018/05/word-image-4491-300x224.png 300w" sizes="(max-width: 498px) 100vw, 498px" /></p>
<p>
  步骤7：完成安装
</p>
<p><img loading="lazy" decoding="async" width="498" height="379" src="/wp-content/uploads/2018/05/word-image-4492.png" class="wp-image-4978" srcset="/wp-content/uploads/2018/05/word-image-4492.png 498w, /wp-content/uploads/2018/05/word-image-4492-300x228.png 300w" sizes="(max-width: 498px) 100vw, 498px" /></p>
<p>
  步骤8：安装成功桌面出现快捷方式
</p>
<p><img loading="lazy" decoding="async" width="1032" height="558" src="/wp-content/uploads/2018/05/word-image-4493.png" class="wp-image-4979" srcset="/wp-content/uploads/2018/05/word-image-4493.png 1032w, /wp-content/uploads/2018/05/word-image-4493-300x162.png 300w, /wp-content/uploads/2018/05/word-image-4493-768x415.png 768w, /wp-content/uploads/2018/05/word-image-4493-1024x554.png 1024w" sizes="(max-width: 1032px) 100vw, 1032px" /></p>
<p>
  vmware10版本之后不支持32位操作系统
</p>
<p>
  安装成功会自动多出连个和虚拟机相关的网卡
</p>
<p><img loading="lazy" decoding="async" width="576" height="246" src="/wp-content/uploads/2018/05/word-image-4494.png" class="wp-image-4980" srcset="/wp-content/uploads/2018/05/word-image-4494.png 576w, /wp-content/uploads/2018/05/word-image-4494-300x128.png 300w" sizes="(max-width: 576px) 100vw, 576px" /></p>
<h3>创建CentOS虚拟主机</h3>
<p>
  安装虚拟机主机目的：
</p>
<p>
  说明：
</p>
<p>
  步驟1：双击图片，点击创建虚拟机（创建一个电脑，后期安装操作系统）
</p>
<p><img loading="lazy" decoding="async" width="874" height="461" src="/wp-content/uploads/2018/05/word-image-4495.png" class="wp-image-4981" srcset="/wp-content/uploads/2018/05/word-image-4495.png 874w, /wp-content/uploads/2018/05/word-image-4495-300x158.png 300w, /wp-content/uploads/2018/05/word-image-4495-768x405.png 768w" sizes="(max-width: 874px) 100vw, 874px" /></p>
<p>
  步骤2：选择典型，继续下一步
</p>
<p><img loading="lazy" decoding="async" width="817" height="475" src="/wp-content/uploads/2018/05/word-image-4496.png" class="wp-image-4982" srcset="/wp-content/uploads/2018/05/word-image-4496.png 817w, /wp-content/uploads/2018/05/word-image-4496-300x174.png 300w, /wp-content/uploads/2018/05/word-image-4496-768x447.png 768w" sizes="(max-width: 817px) 100vw, 817px" /></p>
<p>
  步骤3：稍后选择镜像文件
</p>
<p><img loading="lazy" decoding="async" width="497" height="422" src="/wp-content/uploads/2018/05/word-image-4497.png" class="wp-image-4983" srcset="/wp-content/uploads/2018/05/word-image-4497.png 497w, /wp-content/uploads/2018/05/word-image-4497-300x255.png 300w" sizes="(max-width: 497px) 100vw, 497px" /></p>
<p>
  步骤4：选择需要安装的操作系统类型
</p>
<p><img loading="lazy" decoding="async" width="482" height="422" src="/wp-content/uploads/2018/05/word-image-4498.png" class="wp-image-4984" srcset="/wp-content/uploads/2018/05/word-image-4498.png 482w, /wp-content/uploads/2018/05/word-image-4498-300x263.png 300w" sizes="(max-width: 482px) 100vw, 482px" /></p>
<p>
  步骤5：选择安装目录
</p>
<p><img loading="lazy" decoding="async" width="917" height="504" src="/wp-content/uploads/2018/05/word-image-4499.png" class="wp-image-4985" srcset="/wp-content/uploads/2018/05/word-image-4499.png 917w, /wp-content/uploads/2018/05/word-image-4499-300x165.png 300w, /wp-content/uploads/2018/05/word-image-4499-768x422.png 768w" sizes="(max-width: 917px) 100vw, 917px" /></p>
<p>
  步骤6：设置磁盘大小
</p>
<p><img loading="lazy" decoding="async" width="488" height="412" src="/wp-content/uploads/2018/05/word-image-4500.png" class="wp-image-4986" srcset="/wp-content/uploads/2018/05/word-image-4500.png 488w, /wp-content/uploads/2018/05/word-image-4500-300x253.png 300w" sizes="(max-width: 488px) 100vw, 488px" /></p>
<p>
  步骤7：清单，直接点击完成即可
</p>
<p><img loading="lazy" decoding="async" width="499" height="417" src="/wp-content/uploads/2018/05/word-image-4501.png" class="wp-image-4987" srcset="/wp-content/uploads/2018/05/word-image-4501.png 499w, /wp-content/uploads/2018/05/word-image-4501-300x251.png 300w" sizes="(max-width: 499px) 100vw, 499px" /></p>
<p>
  点击完成出现的效果
</p>
<p><img loading="lazy" decoding="async" width="477" height="482" src="/wp-content/uploads/2018/05/word-image-4502.png" class="wp-image-4988" srcset="/wp-content/uploads/2018/05/word-image-4502.png 477w, /wp-content/uploads/2018/05/word-image-4502-297x300.png 297w" sizes="(max-width: 477px) 100vw, 477px" /></p>
<p>
  win8或win10 必须以管理员身份运行
</p>
<h2>2、安装Linux（Centos操作系统）</h2>
<p>
  步骤1：选择安装光盘（镜像）  和   网络适配器
</p>
<p><img loading="lazy" decoding="async" width="457" height="524" src="/wp-content/uploads/2018/05/word-image-4503.png" class="wp-image-4989" srcset="/wp-content/uploads/2018/05/word-image-4503.png 457w, /wp-content/uploads/2018/05/word-image-4503-262x300.png 262w" sizes="(max-width: 457px) 100vw, 457px" /><br />
<img loading="lazy" decoding="async" width="720" height="658" src="/wp-content/uploads/2018/05/word-image-4504.png" class="wp-image-4990" srcset="/wp-content/uploads/2018/05/word-image-4504.png 720w, /wp-content/uploads/2018/05/word-image-4504-300x274.png 300w" sizes="(max-width: 720px) 100vw, 720px" /><br />
<img loading="lazy" decoding="async" width="723" height="667" src="/wp-content/uploads/2018/05/word-image-4505.png" class="wp-image-4991" srcset="/wp-content/uploads/2018/05/word-image-4505.png 723w, /wp-content/uploads/2018/05/word-image-4505-300x277.png 300w" sizes="(max-width: 723px) 100vw, 723px" /></p>
<p>
  步骤2:开启虚拟机
</p>
<p><img loading="lazy" decoding="async" width="256" height="230" src="/wp-content/uploads/2018/05/word-image-4506.png" class="wp-image-4992" /></p>
<p>
  步骤3：单击开始，执行安装
</p>
<p><img loading="lazy" decoding="async" width="666" height="453" src="/wp-content/uploads/2018/05/word-image-4507.png" class="wp-image-4993" srcset="/wp-content/uploads/2018/05/word-image-4507.png 666w, /wp-content/uploads/2018/05/word-image-4507-300x204.png 300w, /wp-content/uploads/2018/05/word-image-4507-220x150.png 220w" sizes="(max-width: 666px) 100vw, 666px" /></p>
<p>
  步骤4：跳过光盘检测，点击Skip
</p>
<p><img loading="lazy" decoding="async" width="721" height="404" src="/wp-content/uploads/2018/05/word-image-4508.png" class="wp-image-4994" srcset="/wp-content/uploads/2018/05/word-image-4508.png 721w, /wp-content/uploads/2018/05/word-image-4508-300x168.png 300w" sizes="(max-width: 721px) 100vw, 721px" /></p>
<p>
  脚下留心：如果出现下图页面则表示内存不够（针对于32位操作系统内存&lt;=4G内存的同学，前期安装设置1G安装完毕后改为512M）
</p>
<p><img loading="lazy" decoding="async" width="600" height="321" src="/wp-content/uploads/2018/05/word-image-4509.png" class="wp-image-4995" srcset="/wp-content/uploads/2018/05/word-image-4509.png 600w, /wp-content/uploads/2018/05/word-image-4509-300x161.png 300w" sizes="(max-width: 600px) 100vw, 600px" /></p>
<p>
  步骤5：选择显示安装语言‘中文简体’
</p>
<p><img loading="lazy" decoding="async" width="813" height="560" src="/wp-content/uploads/2018/05/word-image-4510.png" class="wp-image-4996" srcset="/wp-content/uploads/2018/05/word-image-4510.png 813w, /wp-content/uploads/2018/05/word-image-4510-300x207.png 300w, /wp-content/uploads/2018/05/word-image-4510-768x529.png 768w" sizes="(max-width: 813px) 100vw, 813px" /></p>
<p>
  步骤6：选择语言
</p>
<p><img loading="lazy" decoding="async" width="806" height="555" src="/wp-content/uploads/2018/05/word-image-4511.png" class="wp-image-4997" srcset="/wp-content/uploads/2018/05/word-image-4511.png 806w, /wp-content/uploads/2018/05/word-image-4511-300x207.png 300w, /wp-content/uploads/2018/05/word-image-4511-768x529.png 768w, /wp-content/uploads/2018/05/word-image-4511-220x150.png 220w" sizes="(max-width: 806px) 100vw, 806px" /></p>
<p>
  步骤7：选择键盘
</p>
<p><img loading="lazy" decoding="async" width="805" height="546" src="/wp-content/uploads/2018/05/word-image-4512.png" class="wp-image-4998" srcset="/wp-content/uploads/2018/05/word-image-4512.png 805w, /wp-content/uploads/2018/05/word-image-4512-300x203.png 300w, /wp-content/uploads/2018/05/word-image-4512-768x521.png 768w, /wp-content/uploads/2018/05/word-image-4512-220x150.png 220w" sizes="(max-width: 805px) 100vw, 805px" /></p>
<p>
  步骤8：选择设备
</p>
<p><img loading="lazy" decoding="async" width="798" height="569" src="/wp-content/uploads/2018/05/word-image-4513.png" class="wp-image-4999" srcset="/wp-content/uploads/2018/05/word-image-4513.png 798w, /wp-content/uploads/2018/05/word-image-4513-300x214.png 300w, /wp-content/uploads/2018/05/word-image-4513-768x548.png 768w" sizes="(max-width: 798px) 100vw, 798px" /><br />
<img loading="lazy" decoding="async" width="496" height="355" src="/wp-content/uploads/2018/05/word-image-4514.png" class="wp-image-5000" srcset="/wp-content/uploads/2018/05/word-image-4514.png 496w, /wp-content/uploads/2018/05/word-image-4514-300x215.png 300w" sizes="(max-width: 496px) 100vw, 496px" /><br />
<img loading="lazy" decoding="async" width="802" height="594" src="/wp-content/uploads/2018/05/word-image-4515.png" class="wp-image-5001" srcset="/wp-content/uploads/2018/05/word-image-4515.png 802w, /wp-content/uploads/2018/05/word-image-4515-300x222.png 300w, /wp-content/uploads/2018/05/word-image-4515-768x569.png 768w" sizes="(max-width: 802px) 100vw, 802px" /></p>
<p>
  步骤9：选择时区
</p>
<p><img loading="lazy" decoding="async" width="810" height="596" src="/wp-content/uploads/2018/05/word-image-4516.png" class="wp-image-5002" srcset="/wp-content/uploads/2018/05/word-image-4516.png 810w, /wp-content/uploads/2018/05/word-image-4516-300x221.png 300w, /wp-content/uploads/2018/05/word-image-4516-768x565.png 768w" sizes="(max-width: 810px) 100vw, 810px" /></p>
<p>
  步骤10：设置root管理员密码
</p>
<p><img loading="lazy" decoding="async" width="811" height="584" src="/wp-content/uploads/2018/05/word-image-4517.png" class="wp-image-5003" srcset="/wp-content/uploads/2018/05/word-image-4517.png 811w, /wp-content/uploads/2018/05/word-image-4517-300x216.png 300w, /wp-content/uploads/2018/05/word-image-4517-768x553.png 768w" sizes="(max-width: 811px) 100vw, 811px" /></p>
<p>
  步骤11：选择安装类型
</p>
<p><img loading="lazy" decoding="async" width="580" height="443" src="/wp-content/uploads/2018/05/word-image-4518.png" class="wp-image-5004" srcset="/wp-content/uploads/2018/05/word-image-4518.png 580w, /wp-content/uploads/2018/05/word-image-4518-300x229.png 300w" sizes="(max-width: 580px) 100vw, 580px" /></p>
<p>
  步骤12：选择安装方式
</p>
<p><img loading="lazy" decoding="async" width="791" height="582" src="/wp-content/uploads/2018/05/word-image-4519.png" class="wp-image-5005" srcset="/wp-content/uploads/2018/05/word-image-4519.png 791w, /wp-content/uploads/2018/05/word-image-4519-300x221.png 300w, /wp-content/uploads/2018/05/word-image-4519-768x565.png 768w" sizes="(max-width: 791px) 100vw, 791px" /><br />
<img loading="lazy" decoding="async" width="802" height="605" src="/wp-content/uploads/2018/05/word-image-4520.png" class="wp-image-5006" srcset="/wp-content/uploads/2018/05/word-image-4520.png 802w, /wp-content/uploads/2018/05/word-image-4520-300x226.png 300w, /wp-content/uploads/2018/05/word-image-4520-768x579.png 768w" sizes="(max-width: 802px) 100vw, 802px" /></p>
<p>
  步骤13：等待安装成功后 -&gt;  重启 -&gt; 配置
</p>
<p><img loading="lazy" decoding="async" width="954" height="643" src="/wp-content/uploads/2018/05/word-image-4521.png" class="wp-image-5007" srcset="/wp-content/uploads/2018/05/word-image-4521.png 954w, /wp-content/uploads/2018/05/word-image-4521-300x202.png 300w, /wp-content/uploads/2018/05/word-image-4521-768x518.png 768w" sizes="(max-width: 954px) 100vw, 954px" /><br />
<img loading="lazy" decoding="async" width="790" height="437" src="/wp-content/uploads/2018/05/word-image-4522.png" class="wp-image-5008" srcset="/wp-content/uploads/2018/05/word-image-4522.png 790w, /wp-content/uploads/2018/05/word-image-4522-300x166.png 300w, /wp-content/uploads/2018/05/word-image-4522-768x425.png 768w" sizes="(max-width: 790px) 100vw, 790px" /></p>
<p>
  步骤14：重启继续配置
</p>
<p><img loading="lazy" decoding="async" width="835" height="483" src="/wp-content/uploads/2018/05/word-image-4523.png" class="wp-image-5009" srcset="/wp-content/uploads/2018/05/word-image-4523.png 835w, /wp-content/uploads/2018/05/word-image-4523-300x174.png 300w, /wp-content/uploads/2018/05/word-image-4523-768x444.png 768w" sizes="(max-width: 835px) 100vw, 835px" /><br />
<img loading="lazy" decoding="async" width="1051" height="301" src="/wp-content/uploads/2018/05/word-image-4524.png" class="wp-image-5010" srcset="/wp-content/uploads/2018/05/word-image-4524.png 1051w, /wp-content/uploads/2018/05/word-image-4524-300x86.png 300w, /wp-content/uploads/2018/05/word-image-4524-768x220.png 768w, /wp-content/uploads/2018/05/word-image-4524-1024x293.png 1024w" sizes="(max-width: 1051px) 100vw, 1051px" /><br />
<img loading="lazy" decoding="async" width="1141" height="485" src="/wp-content/uploads/2018/05/word-image-4525.png" class="wp-image-5011" srcset="/wp-content/uploads/2018/05/word-image-4525.png 1141w, /wp-content/uploads/2018/05/word-image-4525-300x128.png 300w, /wp-content/uploads/2018/05/word-image-4525-768x326.png 768w, /wp-content/uploads/2018/05/word-image-4525-1024x435.png 1024w" sizes="(max-width: 1141px) 100vw, 1141px" /><br />
<img loading="lazy" decoding="async" width="1034" height="529" src="/wp-content/uploads/2018/05/word-image-4526.png" class="wp-image-5012" srcset="/wp-content/uploads/2018/05/word-image-4526.png 1034w, /wp-content/uploads/2018/05/word-image-4526-300x153.png 300w, /wp-content/uploads/2018/05/word-image-4526-768x393.png 768w, /wp-content/uploads/2018/05/word-image-4526-1024x524.png 1024w" sizes="(max-width: 1034px) 100vw, 1034px" /><br />
<img loading="lazy" decoding="async" width="970" height="563" src="/wp-content/uploads/2018/05/word-image-4527.png" class="wp-image-5013" srcset="/wp-content/uploads/2018/05/word-image-4527.png 970w, /wp-content/uploads/2018/05/word-image-4527-300x174.png 300w, /wp-content/uploads/2018/05/word-image-4527-768x446.png 768w" sizes="(max-width: 970px) 100vw, 970px" /><br />
<img loading="lazy" decoding="async" width="1043" height="504" src="/wp-content/uploads/2018/05/word-image-4528.png" class="wp-image-5014" srcset="/wp-content/uploads/2018/05/word-image-4528.png 1043w, /wp-content/uploads/2018/05/word-image-4528-300x145.png 300w, /wp-content/uploads/2018/05/word-image-4528-768x371.png 768w, /wp-content/uploads/2018/05/word-image-4528-1024x495.png 1024w" sizes="(max-width: 1043px) 100vw, 1043px" /><br />
<img loading="lazy" decoding="async" width="744" height="493" src="/wp-content/uploads/2018/05/word-image-4529.png" class="wp-image-5015" srcset="/wp-content/uploads/2018/05/word-image-4529.png 744w, /wp-content/uploads/2018/05/word-image-4529-300x199.png 300w" sizes="(max-width: 744px) 100vw, 744px" /></p>
<p>
  步骤15：安装成功
</p>
<p><img loading="lazy" decoding="async" width="1075" height="562" src="/wp-content/uploads/2018/05/word-image-4530.png" class="wp-image-5016" srcset="/wp-content/uploads/2018/05/word-image-4530.png 1075w, /wp-content/uploads/2018/05/word-image-4530-300x157.png 300w, /wp-content/uploads/2018/05/word-image-4530-768x402.png 768w, /wp-content/uploads/2018/05/word-image-4530-1024x535.png 1024w" sizes="(max-width: 1075px) 100vw, 1075px" /></p>
<h2>3、虚拟主机使用</h2>
<h3>1）退出虚拟机返回win</h3>
<p>
  ctrl + alt
</p>
<h3>2）重新启动虚拟机/开启虚拟机/关闭虚拟机</h3>
<p><img loading="lazy" decoding="async" width="232" height="215" src="/wp-content/uploads/2018/05/word-image-4531.png" class="wp-image-5017" /></p>
<h3>3）显示隐藏侧边栏</h3>
<p><img loading="lazy" decoding="async" width="480" height="504" src="/wp-content/uploads/2018/05/word-image-4532.png" class="wp-image-5018" srcset="/wp-content/uploads/2018/05/word-image-4532.png 480w, /wp-content/uploads/2018/05/word-image-4532-286x300.png 286w" sizes="(max-width: 480px) 100vw, 480px" /></p>
<h3>4）快照</h3>
<p>
  就是把当前状态拍个照片，避免后期学习不小心删掉核心文件导致系统崩溃重需要重新安装，如果崩溃前拍了照片就可以回到照片状态。
</p>
<p><img loading="lazy" decoding="async" width="813" height="377" src="/wp-content/uploads/2018/05/word-image-4533.png" class="wp-image-5019" srcset="/wp-content/uploads/2018/05/word-image-4533.png 813w, /wp-content/uploads/2018/05/word-image-4533-300x139.png 300w, /wp-content/uploads/2018/05/word-image-4533-768x356.png 768w" sizes="(max-width: 813px) 100vw, 813px" /><br />
<img loading="lazy" decoding="async" width="838" height="604" src="/wp-content/uploads/2018/05/word-image-4534.png" class="wp-image-5020" srcset="/wp-content/uploads/2018/05/word-image-4534.png 838w, /wp-content/uploads/2018/05/word-image-4534-300x216.png 300w, /wp-content/uploads/2018/05/word-image-4534-768x554.png 768w" sizes="(max-width: 838px) 100vw, 838px" /></p>
<h1><a id="post-4970-_Toc448764483"></a>三、Linux目录介绍</h1>
<ul>
<li>
    目的：了解目录有利于后期学习知道目录作用方便管理
  </li>
<li>
    说明：
  </li>
</ul>
<ol>
<li>
  Linux只有一个目录叫根目录，用“/”表示（注：可以理解为win只有一个磁盘）
</li>
<li>
  了解
</li>
</ol>
<p>
  /boot  系统核心文件
</p>
<p>
  /lib   系统库文件
</p>
<p>
  /proc  内存映射目录（可以查看内存相关信息）
</p>
<ol>
<li>
  重要
</li>
</ol>
<p>
  / 		根目录（相当于win的c盘、d盘，脚下留心：linux只有一个根目录）
</p>
<p>
  /tmp   临时文件存放目录
</p>
<p>
  /usr   默认程序安装目录
</p>
<p>
  /bin   指令目录，可以给超级管理员和普通用户使用，如：ls、clear等
</p>
<p>
  /sbin  指令目录，仅给超级管理员使用，如：init、shutdown等
</p>
<p>
  /dev   设备目录，linux中硬件皆文件，如何/dev/cdrom光盘文件
</p>
<p>
  /media 挂载目录,将U盘、光驱等文件数据挂载到该目录中（系统自动识别）
</p>
<p>
  /mnt    挂载目录,将U盘、光驱等文件数据挂载到该目录中（临时<strong>挂载</strong>）/etc
</p>
<p>
  /root   超级管理员家目录（后期超级管理员登录会自动到该目录中）
</p>
<p>
  /home   普通用户家目录
</p>
<p>
       注：当通过指令/命令创建用户时会自动在/home目录下创建同名文件夹
</p>
<p>
  /etc/selinux 增加系统安全（注：部门软件安装会受到影响）
</p>
</p>
<h1>四、常用Linux命令（重点）</h1>
<h2>1、操作</h2>
<p>
  基本使用：在桌面任意空白区域 -&gt; 鼠标右击 -&gt; 选择在终端打开即可
</p>
<p><img loading="lazy" decoding="async" width="671" height="243" src="/wp-content/uploads/2018/05/word-image-4535.png" class="wp-image-5021" srcset="/wp-content/uploads/2018/05/word-image-4535.png 671w, /wp-content/uploads/2018/05/word-image-4535-300x109.png 300w" sizes="(max-width: 671px) 100vw, 671px" /></p>
<h2><a id="post-4970-_Toc448764488"></a><a id="post-4970-_Toc440642436"></a>2、【pwd】查看当前位置</h2>
<p><img loading="lazy" decoding="async" width="234" height="114" src="/wp-content/uploads/2018/05/word-image-4536.png" class="wp-image-5022" /></p>
<h2>3、【ls】查看当前位置的所有内容</h2>
<p>
  shell&gt; ls 	#查看当前位置内容
</p>
<p>
  shell&gt; ls -a #查看当前位置内容（包含隐藏文件）  a是all缩写
</p>
<p>
  shell&gt; ls -l #查看当前位置内容（列表形式查看）	list 简写l
</p>
<p><img loading="lazy" decoding="async" width="744" height="369" src="/wp-content/uploads/2018/05/word-image-4537.png" class="wp-image-5023" srcset="/wp-content/uploads/2018/05/word-image-4537.png 744w, /wp-content/uploads/2018/05/word-image-4537-300x149.png 300w" sizes="(max-width: 744px) 100vw, 744px" /></p>
<p>
  在linux参数前面一般都谢-，多个参数只用一个-，也就是说既列表展示又显示所有文件则命令
</p>
<p>
  为【ls -al】
</p>
<h2><a id="post-4970-_Toc440642438"></a><a id="post-4970-_Toc448764490"></a>4、【cd】切换目录</h2>
<p>
  shell&gt; cd .. #进入上一级目录
</p>
<p>
  shell&gt; cd ../../#进入上上一级目录
</p>
<p>
  shell&gt; cd /目录名/目录名 #通过绝对路径形式进入目录（<strong>推荐</strong>）
</p>
<p><img loading="lazy" decoding="async" width="294" height="249" src="/wp-content/uploads/2018/05/word-image-4538.png" class="wp-image-5024" /></p>
<h2>5、【clear】清屏</h2>
<h2>6、【history】查看历史命令</h2>
<p><img loading="lazy" decoding="async" width="426" height="359" src="/wp-content/uploads/2018/05/word-image-4539.png" class="wp-image-5025" srcset="/wp-content/uploads/2018/05/word-image-4539.png 426w, /wp-content/uploads/2018/05/word-image-4539-300x253.png 300w" sizes="(max-width: 426px) 100vw, 426px" /></p>
<h2><a id="post-4970-_Toc448764493"></a><a id="post-4970-_Toc440642441"></a>7、【shutdown】关机重启命令</h2>
<p>
  语法：shutdown 参数  时间/分钟
</p>
<p>
  参数：
</p>
<p>
  关机  shutdown -h 数字   （注：shut  关闭缩写）
</p>
<p>
  重启  shutdown -r  数字   （注：restart）
</p>
<p>
  取消  shutdown -c  数字   （注：cancel）
</p>
<p><img loading="lazy" decoding="async" width="929" height="364" src="/wp-content/uploads/2018/05/word-image-4540.png" class="wp-image-5026" srcset="/wp-content/uploads/2018/05/word-image-4540.png 929w, /wp-content/uploads/2018/05/word-image-4540-300x118.png 300w, /wp-content/uploads/2018/05/word-image-4540-768x301.png 768w" sizes="(max-width: 929px) 100vw, 929px" /></p>
<p>
  多学二招：
</p>
<p>
  1）基本不用，因为后期去阿里云买服务器后台控制器面板管理服务器
</p>
<p>
  2）init 0  关机
</p>
<p>
  3）init 6  重启
</p>
<h2>8、用户切换（switch user）</h2>
<p>
  shell&gt;  su 用户名
</p>
<p>
  超级管理员切换普通用户不用密码
</p>
<p>
  普通用户切换超级管理员回车时候需要密码
</p>
<p><img loading="lazy" decoding="async" width="508" height="374" src="/wp-content/uploads/2018/05/word-image-4541.png" class="wp-image-5027" srcset="/wp-content/uploads/2018/05/word-image-4541.png 508w, /wp-content/uploads/2018/05/word-image-4541-300x221.png 300w" sizes="(max-width: 508px) 100vw, 508px" /></p>
<h1>五、目录操作（重点）</h1>
<h2>创建（制造 make 文件夹 dir）</h2>
<p>
  语法：mkdir -p 路径及目录名
</p>
<p>
  说明：想要一次性创建多个必须增加参数 -p
</p>
<p>
  Linux中递归一般是【-r】参数，但是创建文件夹比较特殊单独记【-p】
</p>
<p><img loading="lazy" decoding="async" width="651" height="448" src="/wp-content/uploads/2018/05/word-image-4542.png" class="wp-image-5028" srcset="/wp-content/uploads/2018/05/word-image-4542.png 651w, /wp-content/uploads/2018/05/word-image-4542-300x206.png 300w, /wp-content/uploads/2018/05/word-image-4542-220x150.png 220w" sizes="(max-width: 651px) 100vw, 651px" /></p>
<h2>移动（修改 move）</h2>
<p>
  语法：mv  旧文件/目录  新文件/目录
</p>
<p>
  新文件或目录存在：移动，反之移动并更名
</p>
<p>
  【准备】
</p>
<p>
  mkdir -p /a
</p>
<p>
  mkdir -p /a2
</p>
<p>
  touch /a/1.php  #通过touch命令在a目录下创建1.php文件
</p>
<p>
  【文件】
</p>
<p><img loading="lazy" decoding="async" width="796" height="396" src="/wp-content/uploads/2018/05/word-image-4543.png" class="wp-image-5029" srcset="/wp-content/uploads/2018/05/word-image-4543.png 796w, /wp-content/uploads/2018/05/word-image-4543-300x149.png 300w, /wp-content/uploads/2018/05/word-image-4543-768x382.png 768w" sizes="(max-width: 796px) 100vw, 796px" /></p>
<p>
  【文件夹/目录】
</p>
<p><img loading="lazy" decoding="async" width="1101" height="463" src="/wp-content/uploads/2018/05/word-image-4544.png" class="wp-image-5030" srcset="/wp-content/uploads/2018/05/word-image-4544.png 1101w, /wp-content/uploads/2018/05/word-image-4544-300x126.png 300w, /wp-content/uploads/2018/05/word-image-4544-768x323.png 768w, /wp-content/uploads/2018/05/word-image-4544-1024x431.png 1024w" sizes="(max-width: 1101px) 100vw, 1101px" /></p>
<h2>复制（拷贝）  copy</h2>
<p>
  语法：cp -r 旧文件/目录  新文件/目录
</p>
<p>
  新文件或目录存在：复制，反之复制并更名
</p>
<p>
  【准备】
</p>
<p>
  mkdir -p /a
</p>
<p>
  mkdir -p /a2
</p>
<p>
  touch /a/1.php  #通过touch命令在a目录下创建1.php文件
</p>
<p>
  【文件】
</p>
<p><img loading="lazy" decoding="async" width="695" height="352" src="/wp-content/uploads/2018/05/word-image-4545.png" class="wp-image-5031" srcset="/wp-content/uploads/2018/05/word-image-4545.png 695w, /wp-content/uploads/2018/05/word-image-4545-300x152.png 300w" sizes="(max-width: 695px) 100vw, 695px" /></p>
<p>
  【文件夹/目录】
</p>
<p><img loading="lazy" decoding="async" width="891" height="435" src="/wp-content/uploads/2018/05/word-image-4546.png" class="wp-image-5032" srcset="/wp-content/uploads/2018/05/word-image-4546.png 891w, /wp-content/uploads/2018/05/word-image-4546-300x146.png 300w, /wp-content/uploads/2018/05/word-image-4546-768x375.png 768w" sizes="(max-width: 891px) 100vw, 891px" /></p>
<p>
  mv默认有递归特性，但是cp没有
</p>
<h2>删除（remove）</h2>
<p>
  语法：rm -rf  路基及文件
</p>
<p>
  说明：-r 递归  -f强制执行
</p>
<p><img loading="lazy" decoding="async" width="867" height="448" src="/wp-content/uploads/2018/05/word-image-4547.png" class="wp-image-5033" srcset="/wp-content/uploads/2018/05/word-image-4547.png 867w, /wp-content/uploads/2018/05/word-image-4547-300x155.png 300w, /wp-content/uploads/2018/05/word-image-4547-768x397.png 768w" sizes="(max-width: 867px) 100vw, 867px" /></p>
<h1>上午总结</h1>
<p>
  操作系统分类：四类
</p>
<p>
  window
</p>
<p>
  uninx
</p>
<p>
  mac os
</p>
<p>
  linux
</p>
<p>
  什么是linux：就是操作系统，一般PHP项目服务器推荐使用linux的centos系列（win2003和win2008）
</p>
<p>
  虚拟机：就一个软件，可以操作n个操作系统
</p>
<p>
  常用命令
</p>
<p>
  常看当前位置：pwd
</p>
<p>
  当前位置内容：ls
</p>
<p>
  清屏：clear
</p>
<p>
  进入目录：cd  路径（推荐使用绝对路径）
</p>
<p>
  切换用户：su 用户名
</p>
<p>
  历史命令：history
</p>
<p>
  关机重启命令：shutdown 参数  时间/min （-h shut  -r restart  -c  cancel）
</p>
<p>
  目录操作：
</p>
<p>
  创建文件夹：mkdir -p 路径及目录名
</p>
<p>
  移动文件夹：mv 旧文件/目录 新文件/目录 （脚下留心：新文件或目录存在：移动，反之移动并更名）
</p>
<p>
  复制（拷贝）：cp -r  旧文件/目录  新文件/目录
</p>
<p>
  删除：rm -rf 路径及文件/目录名
</p>
<h1>六、文件操作（重点）</h1>
<h2>查看</h2>
<p>
  shell&gt;  cat 路径及文件名
</p>
<p>
  shell&gt;  less 路径及文件名  （查看一部分按回车查看更多，q退出）  quit
</p>
<p>
  shell&gt;  more 路径及文件名 （查看一部分按回车查看更多，q退出）  quit
</p>
<p><img loading="lazy" decoding="async" width="451" height="143" src="/wp-content/uploads/2018/05/word-image-4548.png" class="wp-image-5034" srcset="/wp-content/uploads/2018/05/word-image-4548.png 451w, /wp-content/uploads/2018/05/word-image-4548-300x95.png 300w" sizes="(max-width: 451px) 100vw, 451px" /></p>
<h2>创建</h2>
<h3>1）方法1</h3>
<p>
  语法：touch  路径文件名（基本不用）
</p>
<p><img loading="lazy" decoding="async" width="320" height="197" src="/wp-content/uploads/2018/05/word-image-4549.png" class="wp-image-5035" srcset="/wp-content/uploads/2018/05/word-image-4549.png 320w, /wp-content/uploads/2018/05/word-image-4549-300x185.png 300w" sizes="(max-width: 320px) 100vw, 320px" /></p>
<h3>方法2</h3>
<p>
  语法：vi  路径及文件
</p>
<p>
  文件存在-修改，不存在-创建
</p>
<p>
  步骤1：vi  /php12/test.php
</p>
<p>
  步骤2：按【i】键左下角会出现insert标识这时候可以输入内容
</p>
<p>
  步骤3：按【esc】这时候左下角insert标识消失，按键盘【:wq】
</p>
<h2>给文件追加内容</h2>
<p>
  语法（覆盖）： echo 内容 &gt; 路径及文件
</p>
<p>
  语法（追加）： echo 内容 &gt;&gt; 路径及文件
</p>
<p><img loading="lazy" decoding="async" width="586" height="373" src="/wp-content/uploads/2018/05/word-image-4550.png" class="wp-image-5036" srcset="/wp-content/uploads/2018/05/word-image-4550.png 586w, /wp-content/uploads/2018/05/word-image-4550-300x191.png 300w" sizes="(max-width: 586px) 100vw, 586px" /></p>
<p>
  基本不用，一般写shell脚本使用
</p>
<h1>七、网卡设置（重要）</h1>
<h2>1、window网卡</h2>
<h3>1）说明（禁用会怎么样？）</h3>
<ul>
<li>
    不可以相互飞秋发消息
  </li>
<li>
    不可以访问其他人的apache站点
  </li>
<li>
    等
  </li>
</ul>
<h3>修改</h3>
<p><img loading="lazy" decoding="async" width="1124" height="728" src="/wp-content/uploads/2018/05/word-image-4551.png" class="wp-image-5037" srcset="/wp-content/uploads/2018/05/word-image-4551.png 1124w, /wp-content/uploads/2018/05/word-image-4551-300x194.png 300w, /wp-content/uploads/2018/05/word-image-4551-768x497.png 768w, /wp-content/uploads/2018/05/word-image-4551-1024x663.png 1024w" sizes="(max-width: 1124px) 100vw, 1124px" /></p>
<h3>远程访问（了解）</h3>
<p>
  步骤1：win键 + r  输入 mstsc
</p>
<p><img loading="lazy" decoding="async" width="375" height="231" src="/wp-content/uploads/2018/05/word-image-4552.png" class="wp-image-5038" srcset="/wp-content/uploads/2018/05/word-image-4552.png 375w, /wp-content/uploads/2018/05/word-image-4552-300x185.png 300w" sizes="(max-width: 375px) 100vw, 375px" /></p>
<p>
  步骤2：回车弹出远程连接窗口可以连接window服务器（该软件只支持win产品）
</p>
<p><img loading="lazy" decoding="async" width="459" height="335" src="/wp-content/uploads/2018/05/word-image-4553.png" class="wp-image-5039" srcset="/wp-content/uploads/2018/05/word-image-4553.png 459w, /wp-content/uploads/2018/05/word-image-4553-300x219.png 300w" sizes="(max-width: 459px) 100vw, 459px" /></p>
<h2>Linux网卡</h2>
<h3>1）说明</h3>
<ul>
<li>
    Linux硬件皆文件
  </li>
<li>
    第一个网卡 /etc/sysconfig/network-scripts/ifcfg-eth0
  </li>
<li>
    第一个网卡 /etc/sysconfig/network-scripts/ifcfg-eth1
  </li>
</ul>
<h3>修改</h3>
<ul>
<li>
    查看IP命令：ifconfig
  </li>
<li>
       重启命令：service network restart/stop/start
  </li>
<li>
       检    查：ping  ip地址
  </li>
</ul>
<p><img loading="lazy" decoding="async" width="612" height="432" src="/wp-content/uploads/2018/05/word-image-4554.png" class="wp-image-5040" srcset="/wp-content/uploads/2018/05/word-image-4554.png 612w, /wp-content/uploads/2018/05/word-image-4554-300x212.png 300w" sizes="(max-width: 612px) 100vw, 612px" /></p>
<ul>
<li>
    自动
  </li>
</ul>
<p>
  1）将虚拟机网络适配器设置为：桥接模式 【虚拟机 -&gt; 设置 -&gt; 网络适配器 （选择桥接） 】
</p>
<p>
  2）配置网卡
</p>
<p>
     步骤1：【打开网卡】vi  /etc/sysconfig/network-scripts/ifcfg-eth0
</p>
<p>
     步骤2：配置网卡， 按键盘“i”键修改网卡信息
</p>
<p>
     步骤3：【修改内容如下】
</p>
<p>
      DEVICE=eth0     # eth0网卡
</p>
<p>
      ONBOOT=yes      # 是否启动网卡
</p>
<p>
  BOOTPROTO=dhcp # 动态获取IP地址 （修改后按esc键，接着按:wq回车即可）
</p>
<p>
  步骤4：按【:wq】保存并退出
</p>
<p>
  步骤5：重启网卡【service network restart】
</p>
<p><img loading="lazy" decoding="async" width="450" height="185" src="/wp-content/uploads/2018/05/word-image-4555.png" class="wp-image-5041" srcset="/wp-content/uploads/2018/05/word-image-4555.png 450w, /wp-content/uploads/2018/05/word-image-4555-300x123.png 300w" sizes="(max-width: 450px) 100vw, 450px" /></p>
<ul>
<li>
    手动
  </li>
</ul>
<p>
  DEVICE=eth0
</p>
<p>
  ONBOOT=yes
</p>
<p>
  BOOTPROTO=static
</p>
<p>
  IPADDR=192.168.21.81  #设置网卡ip地址
</p>
<p>
  NETMASK=255.255.255.0 #设置网卡的子网掩码，
</p>
<p>
  GATEWAY=192.168.21.1  #默认网关（注：一般是ip地址前三个段不变第四个段改为1即可）
</p>
<h3>远程访问（重要）</h3>
<p><img loading="lazy" decoding="async" width="621" height="457" src="/wp-content/uploads/2018/05/word-image-4556.png" class="wp-image-5042" srcset="/wp-content/uploads/2018/05/word-image-4556.png 621w, /wp-content/uploads/2018/05/word-image-4556-300x221.png 300w" sizes="(max-width: 621px) 100vw, 621px" /><br />
<img loading="lazy" decoding="async" width="759" height="425" src="/wp-content/uploads/2018/05/word-image-4557.png" class="wp-image-5043" srcset="/wp-content/uploads/2018/05/word-image-4557.png 759w, /wp-content/uploads/2018/05/word-image-4557-300x168.png 300w" sizes="(max-width: 759px) 100vw, 759px" /><br />
<img loading="lazy" decoding="async" width="648" height="191" src="/wp-content/uploads/2018/05/word-image-4558.png" class="wp-image-5044" srcset="/wp-content/uploads/2018/05/word-image-4558.png 648w, /wp-content/uploads/2018/05/word-image-4558-300x88.png 300w" sizes="(max-width: 648px) 100vw, 648px" /></p>
<p>
  桥接模式    以太网      可以上网
</p>
<p>
  NAT模式	    vm8	    可以上网（学校网络较为特色，之前想要上网只能用nat）
</p>
<p>
  仅主机模式  vm1	       不可以上网
</p>
<h1>︴扩展知识</h1>
<p>
  【ctrl + c】强制退出
</p>
<p>
  【ctrl + a】光标回行首
</p>
<p>
  【ctrl + e】光标回行尾
</p>
<p>
  【键盘↑和↓】查看上次指令
</p>
<p>
  【tab】补全命令</p>
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