[TOC] # 目录 ## 查看 github.com Ping值最小延迟的 http://tool.chinaz.com/dns ## 修改host文件 vim /etc/hosts ```json 127.0.0.1 VM_0_3_centos VM_0_3_centos 127.0.0.1 localhost.localdomain localhost 127.0.0.1 localhost4.localdomain4 localhost4 ::1 VM_0_3_centos VM_0_3_centos ::1 localhost.localdomain localhost ::1 localhost6.localdomain6 localhost6 52.74.223.119 github.com 192.30.253.119 gist.github.com 54.169.195.247 api.github.com 185.199.111.153 assets-cdn.github.com 151.101.76.133 raw.githubusercontent.com 151.101.108.133 user-images.githubusercontent.com 151.101.76.133 gist.githubusercontent.com 151.101.76.133 cloud.githubusercontent.com 151.101.76.133 camo.githubusercontent.com 151.101.76.133 avatars0.githubusercontent.com 151.101.76.133 avatars1.githubusercontent.com 151.101.76.133 avatars2.githubusercontent.com 151.101.76.133 avatars3.githubusercontent.com 151.101.76.133 avatars4.githubusercontent.com 151.101.76.133 avatars5.githubusercontent.com 151.101.76.133 avatars6.githubusercontent.com 151.101.76.133 avatars7.githubusercontent.com 151.101.76.133 avatars8.githubusercontent.com ``` ## 效果对比 before ```json [root@VM_0_3_centos elasticsearch]# sudo curl -L "https://github.com/docker/compose/releases/download/1.26.2/docker-compose-$(uname -s)-$(uname -m)" -o /usr/local/bin/docker-compose % Total % Received % Xferd Average Speed Time Time Time Current Dload Upload Total Spent Left Speed 100 651 100 651 0 0 629 0 0:00:01 0:00:01 --:--:-- 629 0 11.6M 0 34369 0 0 92 0 36:59:57 0:06:10 36:53:47 0 curl: (56) TCP connection reset by peer ``` After ```json [root@VM_0_3_centos elasticsearch]# sudo curl -L "https://github.com/docker/compose/releases/download/1.26.2/docker-compose-$(uname -s)-$(uname -m)" -o /usr/local/bin/docker-compose % Total % Received % Xferd Average Speed Time Time Time Current Dload Upload Total Spent Left Speed 100 651 100 651 0 0 1598 0 --:--:-- --:--:-- --:--:-- 1599 100 11.6M 100 11.6M 0 0 23658 0 0:08:37 0:08:37 --:--:-- 16826 ``` > TIPS 如果是Windows，需要刷新DNS缓存 ( ipconfig /flushdns )