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[操作系统]ubuntu server 系统,更换阿里云源(用户更新源)

Ubuntu安装完毕后,默认使用的是官方的源,在国内访问速度很慢,这里介绍更换为阿里云的源方法。

 

步骤如下:

1.备份源配置文件

sudo cp /etc/apt/sources.list /etc/apt/sources.list_backup

 2.用编辑器打开源配置文件

sudo vim /etc/apt/sources.list

 3.删除文件内容,更换为以下内容(也可使用其他源)

deb http://mirrors.aliyun.com/ubuntu trusty main restricteddeb-src http://mirrors.aliyun.com/ubuntu trusty main restricted## Major bug fix updates produced after the final release of the## distribution.deb http://mirrors.aliyun.com/ubuntu trusty-updates main restricteddeb-src http://mirrors.aliyun.com/ubuntu trusty-updates main restricted## N.B. software from this repository is ENTIRELY UNSUPPORTED by the Ubuntu## team. Also, please note that software in universe WILL NOT receive any## review or updates from the Ubuntu security team.deb http://mirrors.aliyun.com/ubuntu trusty universedeb-src http://mirrors.aliyun.com/ubuntu trusty universedeb http://mirrors.aliyun.com/ubuntu trusty-updates universedeb-src http://mirrors.aliyun.com/ubuntu trusty-updates universe## N.B. software from this repository is ENTIRELY UNSUPPORTED by the Ubuntu ## team, and may not be under a free licence. Please satisfy yourself as to ## your rights to use the software. Also, please note that software in ## multiverse WILL NOT receive any review or updates from the Ubuntu## security team.deb http://mirrors.aliyun.com/ubuntu trusty multiversedeb-src http://mirrors.aliyun.com/ubuntu trusty multiversedeb http://mirrors.aliyun.com/ubuntu trusty-updates multiversedeb-src http://mirrors.aliyun.com/ubuntu trusty-updates multiverse## N.B. software from this repository may not have been tested as## extensively as that contained in the main release, although it includes## newer versions of some applications which may provide useful features.## Also, please note that software in backports WILL NOT receive any review## or updates from the Ubuntu security team.deb http://mirrors.aliyun.com/ubuntu trusty-backports main restricted universe multiversedeb-src http://mirrors.aliyun.com/ubuntu trusty-backports main restricted universe multiversedeb http://security.ubuntu.com/ubuntu trusty-security main restricteddeb-src http://security.ubuntu.com/ubuntu trusty-security main restricteddeb http://security.ubuntu.com/ubuntu trusty-security universedeb-src http://security.ubuntu.com/ubuntu trusty-security universedeb http://security.ubuntu.com/ubuntu trusty-security multiversedeb-src http://security.ubuntu.com/ubuntu trusty-security multiverse

 4.执行以下命令,刷新

sudo apt-get cleansudo apt-get update