使用Oracle VM VirtualBox安装CentOS 7.6操作系统
<p><span style="font-size: 18pt"><strong> 使用Oracle VM VirtualBox安装CentOS 7.6操作系统</strong></span></p><p><span style="font-size: 18pt"><strong> 作者：尹正杰</strong></span></p>
<p><span style="font-size: 18pt"><strong>版权声明：原创作品，谢绝转载！否则将追究法律责任。</strong></span></p>
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<p><span style="font-size: 14pt; color: rgba(255, 0, 255, 1)"><strong>一.准备操作系统镜像并挂载到你创建的虚拟机</strong></span></p>
<p><span style="font-size: 18px; color: rgba(0, 0, 0, 1)"><strong><strong>1>.<strong>下载ISO(下载地址:"http://archive.kernel.org/centos-vault/7.6.1810/isos/x86_64/")</strong></strong></strong></span></p>
<p> <img src="https://img2018.cnblogs.com/i-beta/1912698/202001/1912698-20200119123813629-1873868707.png" alt=""></p>
<p><span style="font-size: 18px; color: rgba(0, 0, 0, 1)"><strong><strong>2>.如下图所示,选中依次点击"设置" ---> "存储" ---> "添加光盘的图标按钮"</strong></strong></span></p>
<p><img src="https://img2018.cnblogs.com/i-beta/1912698/202001/1912698-20200119115659327-112005883.png" alt=""></p>
<p><span style="font-size: 18px; color: rgba(0, 0, 0, 1)"><strong><strong>3>.注册镜像文件</strong></strong></span></p>
<p><img src="https://img2018.cnblogs.com/i-beta/1912698/202001/1912698-20200119120306919-28023226.png" alt=""></p>
<p><span style="font-size: 18px; color: rgba(0, 0, 0, 1)"><strong><strong>4>.镜像注册成功后，选择注册的镜像即可</strong></strong></span></p>
<p><span style="font-size: 18px; color: rgba(0, 0, 0, 1)"><strong><strong><img src="https://img2018.cnblogs.com/i-beta/1912698/202001/1912698-20200119120026276-890038436.png" alt=""></strong></strong></span></p>
<p><span style="font-size: 18px; color: rgba(0, 0, 0, 1)"><strong><strong>5>.以上方式操作后会重新创建一个光驱文件，我推荐大家直接选中"没有盘片"的光驱，点击其右侧的光标如下图所示,会弹出一个"选择一个虚拟光盘文件"</strong></strong></span></p>
<p><span style="font-size: 18px; color: rgba(0, 0, 0, 1)"><strong><strong><img src="https://img2018.cnblogs.com/i-beta/1912698/202001/1912698-20200119120616714-37512178.png" alt=""></strong></strong></span></p>
<p><strong><span style="font-size: 18px">6>.删除盘片</span></strong></p>
<p><img src="https://img2018.cnblogs.com/i-beta/1912698/202001/1912698-20200119120907181-2145057639.png" alt=""></p>
<p><strong><span style="font-size: 18px">7>.盘片删除成功</span></strong></p>
<p><img src="https://img2018.cnblogs.com/i-beta/1912698/202001/1912698-20200119121056518-926633936.png" alt=""></p>
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<p><span style="font-size: 14pt; color: rgba(255, 0, 255, 1)"><strong><strong>二.安装CentOS 7.6操作系统</strong></strong></span></p>
<p><span style="font-size: 18px; color: rgba(0, 0, 0, 1)"><strong><strong>1>.选中咱们创建好且挂载好操作系统的光盘的虚拟机并点击"启动"</strong></strong></span></p>
<p> <img src="https://img2018.cnblogs.com/i-beta/1912698/202001/1912698-20200119121938931-1194490587.png" alt=""></p>
<p><span style="font-size: 18px; color: rgba(0, 0, 0, 1)"><strong><strong>2>.<strong>按"tab"键，追加"net.ifnames=0 biosdevname=0"内核参数，如下图所示。</strong></strong></strong></span></p>
<p> <img src="https://img2018.cnblogs.com/i-beta/1912698/202001/1912698-20200119124140224-306945430.png" alt=""></p>
<p><span style="font-size: 18px; color: rgba(0, 0, 0, 1)"><strong><strong>3>.如下图所示,<strong>安装时语言选择默认的英语即可</strong></strong></strong></span></p>
<p> <img src="https://img2018.cnblogs.com/i-beta/1912698/202001/1912698-20200119124347659-16927508.png" alt=""></p>
<p><span style="font-size: 18px; color: rgba(0, 0, 0, 1)"><strong><strong>4>.点击"LANGUAGE SUPPORT"</strong></strong></span></p>
<p> <img src="https://img2018.cnblogs.com/i-beta/1912698/202001/1912698-20200119124842734-742639596.png" alt=""></p>
<p><span style="font-size: 18px; color: rgba(0, 0, 0, 1)"><strong><strong>5>.选择中文支持，选择完毕后,点击左上角的"Done"</strong></strong></span></p>
<p> <img src="https://img2018.cnblogs.com/i-beta/1912698/202001/1912698-20200119125036931-1987121716.png" alt=""></p>
<p><span style="font-size: 18px; color: rgba(0, 0, 0, 1)"><strong><strong>6>.语言支持添加成功</strong></strong></span></p>
<p> <img src="https://img2018.cnblogs.com/i-beta/1912698/202001/1912698-20200119125401313-1690475900.png" alt=""></p>
<p><span style="font-size: 18px; color: rgba(0, 0, 0, 1)"><strong><strong>7>.选择时区为"Asia/Shanghai"</strong></strong></span></p>
<p><span style="font-size: 18px; color: rgba(0, 0, 0, 1)"><strong><strong><img src="https://img2018.cnblogs.com/i-beta/1912698/202001/1912698-20200119125622710-421554620.png" alt=""></strong></strong></span></p>
<p><span style="font-size: 18px; color: rgba(0, 0, 0, 1)"><strong><strong>8>.时区修改成功</strong></strong></span></p>
<p><span style="font-size: 18px; color: rgba(0, 0, 0, 1)"><strong><strong><img src="https://img2018.cnblogs.com/i-beta/1912698/202001/1912698-20200119125741452-1232360655.png" alt=""></strong></strong></span></p>
<p><span style="font-size: 18px; color: rgba(0, 0, 0, 1)"><strong><strong>9>.点击"INSTALLATION DESTINATION"</strong></strong></span></p>
<p><span style="font-size: 18px; color: rgba(0, 0, 0, 1)"><strong><strong><img src="https://img2018.cnblogs.com/i-beta/1912698/202001/1912698-20200119130047567-580660067.png" alt=""></strong></strong></span></p>
<p><span style="font-size: 18px; color: rgba(0, 0, 0, 1)"><strong><strong>10>.如下图所示，默认是自动配置分区的</strong></strong></span></p>
<p> <img src="https://img2018.cnblogs.com/i-beta/1912698/202001/1912698-20200119130902563-1089060721.png" alt=""></p>
<p><span style="font-size: 18px; color: rgba(0, 0, 0, 1)"><strong><strong>11>.如下图所示，咱们来自定义分区</strong></strong></span></p>
<p><span style="font-size: 18px; color: rgba(0, 0, 0, 1)"><strong><strong><img src="https://img2018.cnblogs.com/i-beta/1912698/202001/1912698-20200119131028992-1318439206.png" alt=""></strong></strong></span></p>
<p><span style="font-size: 18px; color: rgba(0, 0, 0, 1)"><strong><strong>12>.点击"+"按钮，添加新分区</strong></strong></span></p>
<p><span style="font-size: 18px; color: rgba(0, 0, 0, 1)"><strong><strong><img src="https://img2018.cnblogs.com/i-beta/1912698/202001/1912698-20200119131146319-1690964618.png" alt=""></strong></strong></span></p>
<p><span style="font-size: 18px; color: rgba(0, 0, 0, 1)"><strong><strong>13>.自定义boot分区</strong></strong></span></p>
<p> <img src="https://img2018.cnblogs.com/i-beta/1912698/202001/1912698-20200119132439778-56262045.png" alt=""></p>
<p><span style="font-size: 18px; color: rgba(0, 0, 0, 1)"><strong><strong>14>.自定义根分区大小</strong></strong></span></p>
<p> <img src="https://img2018.cnblogs.com/i-beta/1912698/202001/1912698-20200119164949493-870387428.png" alt=""></p>
<p><span style="font-size: 18px; color: rgba(0, 0, 0, 1)"><strong><strong>15>.自定义挂载目录</strong></strong></span></p>
<p> <img src="https://img2018.cnblogs.com/i-beta/1912698/202001/1912698-20200119165439660-1986823239.png" alt=""></p>
<p><span style="font-size: 18px; color: rgba(0, 0, 0, 1)"><strong><strong>16>.分区自定义完成，点击左上角的"Done"(<strong>不建议对swap进行分区，如果你生产环境对swap进行分区了那么请你在禁用掉swap分区。)</strong></strong></strong></span></p>
<p> <img src="https://img2018.cnblogs.com/i-beta/1912698/202001/1912698-20200119170716038-682510616.png" alt=""></p>
<p><span style="font-size: 18px; color: rgba(0, 0, 0, 1)"><strong><strong>17>.点击"Done"可能出现以下的提示信息，<strong><strong>说是没有分配swap分区的话咱们忽略即可，点击关闭(也可以使用键盘的"tab"配合"回车"键进行关闭)</strong></strong></strong></strong></span></p>
<p> <img src="https://img2018.cnblogs.com/i-beta/1912698/202001/1912698-20200119170920227-972557244.png" alt=""></p>
<p><span style="font-size: 18px; color: rgba(0, 0, 0, 1)"><strong><strong>18>.</strong></strong></span><strong style="font-size: 18px"><strong>再次点击"Done",会弹出如下图所示的对话框,点击"Accept Changes"(如果鼠标不能点击，则直接使用键盘的"tab"结合"回车"键来选择即可)</strong></strong></p>
<p><span style="font-size: 18px; color: rgba(0, 0, 0, 1)"><strong><strong><img src="https://img2018.cnblogs.com/i-beta/1912698/202001/1912698-20200119134139943-1901438711.png" alt=""></strong></strong></span></p>
<p><span style="font-size: 18px; color: rgba(0, 0, 0, 1)"><strong><strong>19>.分区分配完成</strong></strong></span></p>
<p><span style="font-size: 18px; color: rgba(0, 0, 0, 1)"><strong><strong><img src="https://img2018.cnblogs.com/i-beta/1912698/202001/1912698-20200119135122526-571381292.png" alt=""></strong></strong></span></p>
<p><span style="font-size: 18px; color: rgba(0, 0, 0, 1)"><strong><strong>20>.如下图所示,默认KDUMP是启用的(生产环境建议大家启用KDUMP，可以诊断系统因"意外"崩溃的原因,咱们学习时为了节省内存可以不启用该服务，这样每台虚拟机大概可以帮你节省"100M+"内存)</strong></strong></span></p>
<p><span style="font-size: 18px; color: rgba(0, 0, 0, 1)"><strong><strong><img src="https://img2018.cnblogs.com/i-beta/1912698/202001/1912698-20200119135254794-1258485214.png" alt=""></strong></strong></span></p>
<p><span style="font-size: 18px; color: rgba(0, 0, 0, 1)"><strong><strong>21>.不启用KDUMP服务(即不勾选"Enable kdump"按钮)</strong></strong></span></p>
<p> <img src="https://img2018.cnblogs.com/i-beta/1912698/202001/1912698-20200119135723883-959104562.png" alt=""></p>
<p><span style="font-size: 18px; color: rgba(0, 0, 0, 1)"><strong><strong>22>.KUDMP禁用成功啦</strong></strong></span></p>
<p> <img src="https://img2018.cnblogs.com/i-beta/1912698/202001/1912698-20200119164135749-1212275065.png" alt=""></p>
<p><span style="font-size: 18px; color: rgba(0, 0, 0, 1)"><strong><strong>23>.如下图所示,开启所有网卡并设置主机名</strong></strong></span></p>
<p><span style="font-size: 18px; color: rgba(0, 0, 0, 1)"><strong><strong><img src="https://img2018.cnblogs.com/i-beta/1912698/202001/1912698-20200119171526283-1789334053.png" alt=""></strong></strong></span></p>
<p><span style="font-size: 18px; color: rgba(0, 0, 0, 1)"><strong><strong>24>.以上配置修改即可，其它的配置无需修改，接下来我们就开始安装,点击"Begin Installtation"</strong></strong></span></p>
<p><span style="font-size: 18px; color: rgba(0, 0, 0, 1)"><strong><strong><img src="https://img2018.cnblogs.com/i-beta/1912698/202001/1912698-20200119172026268-997880324.png" alt=""></strong></strong></span></p>
<p><span style="font-size: 18px; color: rgba(0, 0, 0, 1)"><strong><strong>25>.</strong></strong></span><span style="font-size: 18px; color: rgba(0, 0, 0, 1)"><strong><strong>如下图所示，会提示咱们设置root密码和创建普通用户,点击"ROOT PASSWORD"</strong></strong></span></p>
<p> <img src="https://img2018.cnblogs.com/i-beta/1912698/202001/1912698-20200119140017497-831380073.png" alt=""></p>
<p><span style="font-size: 18px; color: rgba(0, 0, 0, 1)"><strong><strong>26>.自定义root密码</strong></strong></span></p>
<p> <img src="https://img2018.cnblogs.com/i-beta/1912698/202001/1912698-20200119140132829-1038195280.png" alt=""></p>
<p><span style="font-size: 18px; color: rgba(0, 0, 0, 1)"><strong><strong>27>.root密码设置成功后，等待安装完成即可</strong></strong></span></p>
<p> <img src="https://img2018.cnblogs.com/i-beta/1912698/202001/1912698-20200119140249056-998067798.png" alt=""></p>
<p><span style="font-size: 18px; color: rgba(0, 0, 0, 1)"><strong><strong>28>.操作系统安装完成，点击"Reboot"即可</strong></strong></span></p>
<p> <img src="https://img2018.cnblogs.com/i-beta/1912698/202001/1912698-20200119140356227-580460201.png" alt=""></p>
<p><span style="font-size: 18px; color: rgba(0, 0, 0, 1)"><strong><strong>29>.重启之后使用刚刚的密码进行自定义登录，查看磁盘分区情况</strong></strong></span></p>
<p> <img src="https://img2018.cnblogs.com/i-beta/1912698/202001/1912698-20200119172923600-1678197110.png" alt=""></p>
<p><span style="font-size: 18px; color: rgba(0, 0, 0, 1)"><strong><strong>30>.查看网卡信息</strong></strong></span></p>
<p><span style="font-size: 18px; color: rgba(0, 0, 0, 1)"><strong><strong><img src="https://img2018.cnblogs.com/i-beta/1912698/202001/1912698-20200119173154728-1395587959.png" alt=""></strong></strong></span></p>
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来源：https://www.cnblogs.com/yinzhengjie2020/p/12213066.html
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