Failed connect to mirrors.cloud.aliyuncs.com:80

在yum insatall 安装是报错

Failed connect to mirrors.cloud.aliyuncs.com:80; Connection refused

解决方法：

cd /etc/yum.repos.d/

[root@web /etc/yum.repos.d]# sed -i 's/gpgcheck=1/gpgcheck=0/g' /etc/yum.repos.d/CentOS-Base.repo

3)

[root@web /etc/yum.repos.d]# cat CentOS-Base.repo

CentOS-Base.repo

[base]

name=CentOS-$releasever - Base - mirrors.aliyun.com

failovermethod=priority

baseurl=http://mirrors.aliyun.com/centos/$releasever/os/$basearch/

http://mirrors.aliyuncs.com/centos/$releasever/os/$basearch/

http://mirrors.cloud.aliyuncs.com/centos/$releasever/os/$basearch/

gpgcheck=0

gpgkey=http://mirrors.aliyun.com/centos/RPM-GPG-KEY-CentOS-7

released updates

[updates]

name=CentOS-$releasever - Updates - mirrors.aliyun.com

failovermethod=priority

baseurl=http://mirrors.aliyun.com/centos/$releasever/updates/$basearch/

http://mirrors.aliyuncs.com/centos/$releasever/updates/$basearch/

http://mirrors.cloud.aliyuncs.com/centos/$releasever/updates/$basearch/

gpgcheck=0

gpgkey=http://mirrors.aliyun.com/centos/RPM-GPG-KEY-CentOS-7

additional packages that may be useful

[extras]

name=CentOS-$releasever - Extras - mirrors.aliyun.com

failovermethod=priority

baseurl=http://mirrors.aliyun.com/centos/$releasever/extras/$basearch/

http://mirrors.aliyuncs.com/centos/$releasever/extras/$basearch/

http://mirrors.cloud.aliyuncs.com/centos/$releasever/extras/$basearch/

gpgcheck=0

gpgkey=http://mirrors.aliyun.com/centos/RPM-GPG-KEY-CentOS-7

additional packages that extend functionality of existing packages

[centosplus]

name=CentOS-$releasever - Plus - mirrors.aliyun.com

failovermethod=priority

baseurl=http://mirrors.aliyun.com/centos/$releasever/centosplus/$basearch/

http://mirrors.aliyuncs.com/centos/$releasever/centosplus/$basearch/

http://mirrors.cloud.aliyuncs.com/centos/$releasever/centosplus/$basearch/

gpgcheck=0

enabled=0

gpgkey=http://mirrors.aliyun.com/centos/RPM-GPG-KEY-CentOS-7

contrib - packages by Centos Users

[contrib]

name=CentOS-$releasever - Contrib - mirrors.aliyun.com

failovermethod=priority

baseurl=http://mirrors.aliyun.com/centos/$releasever/contrib/$basearch/

http://mirrors.aliyuncs.com/centos/$releasever/contrib/$basearch/

http://mirrors.cloud.aliyuncs.com/centos/$releasever/contrib/$basearch/

gpgcheck=0

enabled=0

gpgkey=http://mirrors.aliyun.com/centos/RPM-GPG-KEY-CentOS-7

You have new mail in /var/spool/mail/root

运行 yum clean all

yum makecache

[root@web /etc/yum.repos.d]# yum clean all

Loaded plugins: fastestmirror

Cleaning repos: base epel extras remi-safe updates

Cleaning up list of fastest mirrors

[root@web /etc/yum.repos.d]# yum makecache

Loaded plugins: fastestmirror

Determining fastest mirrors

• base: mirrors.aliyun.com
• extras: mirrors.aliyun.com
• remi-safe: mirror.innosol.asia
• updates: mirrors.aliyun.com
  
  base | 3.6 kB 00:00:00
  
  epel | 4.7 kB 00:00:00
  
  extras | 2.9 kB 00:00:00
  
  remi-safe | 3.0 kB 00:00:00
  
  updates | 2.9 kB 00:00:00
  
  (1/19): base/7/x86_64/group_gz | 153 kB 00:00:00
  
  (2/19): base/7/x86_64/filelists_db | 7.1 MB 00:00:02
  
  (3/19): epel/x86_64/group_gz | 95 kB 00:00:00
  
  (4/19): base/7/x86_64/other_db | 2.6 MB 00:00:01
  
  (5/19): base/7/x86_64/primary_db | 6.1 MB 00:00:04
  
  (6/19): epel/x86_64/filelists_db | 12 MB 00:00:04
  
  (7/19): epel/x86_64/prestodelta | 542 B 00:00:00
  
  (8/19): epel/x86_64/primary_db | 6.9 MB 00:00:01
  
  (9/19): extras/7/x86_64/primary_db | 206 kB 00:00:00
  
  (10/19): epel/x86_64/other_db | 3.3 MB 00:00:00
  
  (11/19): extras/7/x86_64/other_db | 124 kB 00:00:00
  
  (12/19): extras/7/x86_64/filelists_db | 217 kB 00:00:01
  
  (13/19): updates/7/x86_64/filelists_db | 2.4 MB 00:00:00
  
  (14/19): updates/7/x86_64/primary_db | 4.5 MB 00:00:01
  
  (15/19): updates/7/x86_64/other_db | 318 kB 00:00:00
  
  (16/19): remi-safe/primary_db | 1.8 MB 00:00:03
  
  (17/19): remi-safe/other_db | 487 kB 00:00:03
  
  (18/19): remi-safe/filelists_db | 1.4 MB 00:00:04
  
  (19/19): epel/x86_64/updateinfo | 1.0 MB 00:00:15
  
  Metadata Cache Created