安装过程(如图)
第1步
![](https://img.haomeiwen.com/i6044565/369658c6d4b01c40.png)
第2步
![](https://img.haomeiwen.com/i6044565/d446948acd635966.png)
第3步
![](https://img.haomeiwen.com/i6044565/e87e9220393c63ab.png)
第4步
![](https://img.haomeiwen.com/i6044565/ab8d8802b7bcc258.png)
第5步
![](https://img.haomeiwen.com/i6044565/c72377e75c7d1515.png)
第6步
如果Windows的文件系统是NTFS,可以忽略;
Windows里将FAT转换成NTFS,防止FAT文件系统不支持大于4G的文件
![](https://img.haomeiwen.com/i6044565/74c977d055f65cd7.png)
![](https://img.haomeiwen.com/i6044565/03333dfc891dd99d.png)
第7步
![](https://img.haomeiwen.com/i6044565/b780447246060cb5.png)
第8步(注意centos7安装时,先点击“完成”,然后再自定义硬件,进行编辑所要的信息,否则网卡只会出现一个,但是我们需要出现两个)
挂在光盘选择Centos 7.3 1611
挂在光盘选择Centos 6.9 DVD1
内存 2G(防止不够用)
CPU 2个
硬盘 200G
网卡1 仅主机
网卡2 桥接
![](https://img.haomeiwen.com/i6044565/da3886bd51231404.png)
centos6
第9步
开启虚拟机 centos6
ctri+alt+回车 切换至全屏
第10步
![](https://img.haomeiwen.com/i6044565/6661277c28bdb3ab.png)
第11步
比较费时间,可以直接选择skip
![](https://img.haomeiwen.com/i6044565/9d2825e249a7841a.png)
第12步
anaconda 安装向导的程序名称
ctri+alt+f1 切换至字符界面
ctri+alt+f6 切换至原界面
![](https://img.haomeiwen.com/i6044565/644a871e758caeff.png)
第13步
![](https://img.haomeiwen.com/i6044565/ce54a303df8c1f6f.png)
第14步
![](https://img.haomeiwen.com/i6044565/b30cc6ff9fb822ab.png)
第15步
![](https://img.haomeiwen.com/i6044565/b509b38d2d174190.png)
第16步
![](https://img.haomeiwen.com/i6044565/4bdc2f34e562504b.png)
第17步
hostname:centos6.feng.com
hostname:centos7.feng.com
左下方的configure注意要操作:
eth0和eth1都要操作:点击edit,点上“√ connect automatically”,然后apply——close
此时操作,ctrl+alt+f2,进入字符界面的命令行,ifconfig(Windows:ipconfig);
WIN键+R:cmd进入Windows命令行,ping eth0_ip/eth1_ip,是否可以ping通;
ctrl+alt+f3 配置IP过程
ctrl+alt+f4
ctrl+alt+f5
第18步
ctrl+alt+f2,data,默认UTC时间(格林威治时间)
![](https://img.haomeiwen.com/i6044565/f711a8cb520de859.png)
第19步
root+口令
口令过于简单,无影响
![](https://img.haomeiwen.com/i6044565/4a849c268f2e70ff.png)
![](https://img.haomeiwen.com/i6044565/60c931cbf8b77b25.png)
第20步
![](https://img.haomeiwen.com/i6044565/70d7f3c9d5f6e044.png)
分区策略
sda 200G
/boot 1G
/ 100G
/app 50G
swap 交换分区
第21步
![](https://img.haomeiwen.com/i6044565/6d6625dc1ddff9d6.png)
选择free
create——Standard Partition——create——mount point:/——size:100000——OK
选择free
create——Standard Partition——create——mount point:/boot——size:1000——OK(boot自动变为sda1,无论如何操作)
选择free
create——Standard Partition——create——mount point:/app——size:50000——OK
Ctrl+alt+f2,free,cat /proc/meminfo 查看系统内存,shift+pgup/pgdown 上下翻页
选择free
swap大小 = 系统内存的2倍
选择swap——size:4096——OK
next——format——write change to disk
![](https://img.haomeiwen.com/i6044565/b4106445279ce37f.png)
第22步
![](https://img.haomeiwen.com/i6044565/56394695ec792bc3.png)
第23步
![](https://img.haomeiwen.com/i6044565/9dc1af4813aa3380.png)
![](https://img.haomeiwen.com/i6044565/20686f62336c8a5c.png)
ctrl+alt+f1/2/3/4/5/6 切换,查看安装过程
第24步
安装完成后
![](https://img.haomeiwen.com/i6044565/02dd71d94dd7d554.png)
第25步
![](https://img.haomeiwen.com/i6044565/c5cda280cca2a3ac.png)
第26步
![](https://img.haomeiwen.com/i6044565/e147a7764386c051.png)
第27步
![](https://img.haomeiwen.com/i6044565/602be9a994fbfc73.png)
第28步
口令简单,按yes即可
![](https://img.haomeiwen.com/i6044565/2c2999a96a2fdd3f.png)
第29步
![](https://img.haomeiwen.com/i6044565/2394eb58be872bc8.png)
第30步
kdump功能:系统由于硬件原因崩溃,可以把当前系统的状态存到内核里,需要消耗一部分内存空间
![](https://img.haomeiwen.com/i6044565/3ad18d80d4383871.png)
![](https://img.haomeiwen.com/i6044565/080ac5263d3e2fb2.png)
此错误,没什么影响
![](https://img.haomeiwen.com/i6044565/d970db41e1bc47cb.png)
第31步
![](https://img.haomeiwen.com/i6044565/96827a98f36b3d63.png)
![](https://img.haomeiwen.com/i6044565/65ce532c15f452d8.png)
![](https://img.haomeiwen.com/i6044565/3f4e609779e669cb.png)
第32步
![](https://img.haomeiwen.com/i6044565/5fe25c293a90c62f.png)
![](https://img.haomeiwen.com/i6044565/e3a2eccb3e2c162a.png)
第33步
右键单击也可以打开terminal
![](https://img.haomeiwen.com/i6044565/6de6467e29f590a2.png)
![](https://img.haomeiwen.com/i6044565/c1887357b87ade30.png)
第34步
![](https://img.haomeiwen.com/i6044565/3f2b083b0f3eb86c.png)
centos7
第9步
开启虚拟机 centos7
![](https://img.haomeiwen.com/i6044565/2cdfac86cac62227.png)
第10步
![](https://img.haomeiwen.com/i6044565/85dbfb830da5fa0d.png)
第11步
![](https://img.haomeiwen.com/i6044565/b10a3d2517173d4e.png)
第12步
![](https://img.haomeiwen.com/i6044565/ad9d782e7d37951e.png)
![](https://img.haomeiwen.com/i6044565/13d36b85952d5ad0.png)
第13步
生产环境一般是最小化安装,缺什么,装什么即可,练习操作,不是最小化
![](https://img.haomeiwen.com/i6044565/d1cdb2217e691642.png)
![](https://img.haomeiwen.com/i6044565/9c20303d2312b3fb.png)
第14步
/ 100G
/boot 1G
/app 50G
swap 4G
![](https://img.haomeiwen.com/i6044565/976dd7f15278a91a.png)
![](https://img.haomeiwen.com/i6044565/e41fac4ef0aa896d.png)
![](https://img.haomeiwen.com/i6044565/0097574a2ebef8e1.png)
![](https://img.haomeiwen.com/i6044565/78555f39113a4e93.png)
![](https://img.haomeiwen.com/i6044565/852fcd65efab7eb0.png)
![](https://img.haomeiwen.com/i6044565/94ecda68cb4bb4d6.png)
![](https://img.haomeiwen.com/i6044565/258de86b94416330.png)
![](https://img.haomeiwen.com/i6044565/2d5ef761447fe872.png)
![](https://img.haomeiwen.com/i6044565/425df3c9dc35d372.png)
![](https://img.haomeiwen.com/i6044565/d232422aa33d62b6.png)
![](https://img.haomeiwen.com/i6044565/4ef93805dd42e10e.png)
![](https://img.haomeiwen.com/i6044565/85bb6b7bebf0c7e6.png)
第15步
![](https://img.haomeiwen.com/i6044565/f010c2eb6613bf1c.png)
![](https://img.haomeiwen.com/i6044565/15bc49f4949ea541.png)
第16步
![](https://img.haomeiwen.com/i6044565/b4b9964c4948b8ef.png)
第17步
![](https://img.haomeiwen.com/i6044565/a72020b22a54ee4c.png)
![](https://img.haomeiwen.com/i6044565/dc737407b6a25d05.png)
第18步
![](https://img.haomeiwen.com/i6044565/1aafe53b5df3c6f9.png)
![](https://img.haomeiwen.com/i6044565/61726b839b94cb13.png)
第19步
![](https://img.haomeiwen.com/i6044565/656abb820b281d02.png)
第20步
![](https://img.haomeiwen.com/i6044565/fa60ef6774f95f2c.png)
![](https://img.haomeiwen.com/i6044565/b8c9cb6dfb7a9766.png)
第21步
![](https://img.haomeiwen.com/i6044565/f55cc9db52102315.png)
第22步
![](https://img.haomeiwen.com/i6044565/5748ec4f64356d78.png)
第23步
next——next——skip即可
![](https://img.haomeiwen.com/i6044565/538030405dcfc887.png)
第24步
![](https://img.haomeiwen.com/i6044565/ad8fa0fa0710ec65.png)
第25步
![](https://img.haomeiwen.com/i6044565/9b6dd7cb541e8eac.png)
第26步
防止短时间内,屏幕锁死
![](https://img.haomeiwen.com/i6044565/ce8e435191c2ce8a.png)
![](https://img.haomeiwen.com/i6044565/0c02e83eefe99b54.png)
![](https://img.haomeiwen.com/i6044565/6fab2dbc63a9d039.png)
安装完成后的操作
建议安装完成后,关闭虚拟机,做快照和备份
centos6和centos7都要做
防止后期误操作,重新安装,数据丢失
快照
![](https://img.haomeiwen.com/i6044565/5367f8c43a25c246.png)
![](https://img.haomeiwen.com/i6044565/967d795687438805.png)
![](https://img.haomeiwen.com/i6044565/0810f041da7898cd.png)
备份
![](https://img.haomeiwen.com/i6044565/c868766fab5c0c5b.png)
![](https://img.haomeiwen.com/i6044565/f89250c17e937cb6.png)
![](https://img.haomeiwen.com/i6044565/87d1a87d996f4a5e.png)
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