CentOS 7 update source uses 163 yum source in China
1. Switch to the source directory:
[Root @ localhost ~] # Cd/etc/yum. repos. d/
[Root @ localhost yum. repos. d] # ls
CentOS-Base.repo CentOS-Debuginfo.repo CentOS-Media.repo CentOS-Vault.repo
CentOS-CR.repo CentOS-fasttrack.repo CentOS-Sources.repo
2. Back up source files
[Root @ localhost yum. repos. d] # ls
CentOS-Base.repo CentOS-Debuginfo.repo CentOS-Media.repo CentOS-Vault.repo
CentOS-CR.repo CentOS-fasttrack.repo CentOS-Sources.repo
[Root @ localhost yum. repos. d] # Music CentOS-Base.repo CentOS-
CentOS-Base.repo CentOS-fasttrack.repo CentOS-Vault.repo
CentOS-CR.repo CentOS-Media.repo
CentOS-Debuginfo.repo CentOS-Sources.repo
[Root @ localhost yum. repos. d] # Music CentOS-Base.repo CentOS-
CentOS-Base.repo CentOS-fasttrack.repo CentOS-Vault.repo
CentOS-CR.repo CentOS-Media.repo
CentOS-Debuginfo.repo CentOS-Sources.repo
[Root @ localhost yum. repos. d] # Music CentOS-Base.repo CentOS-Base.repo.backup
[Root @ localhost yum. repos. d] # ls
CentOS-Base.repo.backup CentOS-fasttrack.repo CentOS-Vault.repo
CentOS-CR.repo CentOS-Media.repo
CentOS-Debuginfo.repo CentOS-Sources.repo
3. Download source file 163
[Root @ localhost yum. repos. d] # wget http://mirrors.163.com/.help/CentOS7-Base-163.repo
-- 11:45:43 -- http://mirrors.163.com/.help/CentOS7-Base-163.repo
Resolving mirrors.163.com (mirrors.163.com)... 123.58.173.186, 123.58.173.185
Connecting to mirrors.163.com (mirrors.163.com) | 123.58.173.186 |: 80... connected.
HTTP request sent, awaiting response... 200 OK
Length: 1572 (1.5 K) [application/octet-stream]
Saving to: CentOS7-Base-163.repo
100% [============================================== >] 1,572 --. -K/s in 0 s
11:45:43 (68.7 MB/s)-CentOS7-Base-163.repo saved [1572/1572]
[Root @ localhost yum. repos. d] # ls-al
Total 48
Drwxr-xr-x. 2 root 4096 Mar 21.
Drwxr-xr-x. 76 root 8192 Mar 21 ..
-Rw-r --. 1 root 1572 May 18 2015 CentOS7-Base-163.repo
-Rw-r --. 1 root 1664 Dec 9 CentOS-Base.repo.backup
-Rw-r --. 1 root 1309 Dec 9 CentOS-CR.repo
-Rw-r --. 1 root 649 Dec 9 CentOS-Debuginfo.repo
-Rw-r --. 1 root 290 Dec 9 CentOS-fasttrack.repo
-Rw-r --. 1 root 630 Dec 9 CentOS-Media.repo
-Rw-r --. 1 root 1331 Dec 9 CentOS-Sources.repo
-Rw-r --. 1 root 1952 Dec 9 CentOS-Vault.repo
4. Generate Cache
[Root @ localhost yum. repos. d] # yum clean all
Loaded plugins: fastestmirror
Cleaning repos: base extras updates
Cleaning up everything
Cleaning up list of fastest mirrors
[Root @ localhost yum. repos. d] # yum makecache
Loaded plugins: fastestmirror
Base | 3.6 kB
Extras | 3.4 kB: 00
Updates | 3.4 kB: 00
(1/12): base/7/x86_64/group_gz | 155 kB
(2/12): base/7/x86_64/filelists_db | 6.2 MB
(3/12): extras/7/x86_64/prestodelta | 25 kB: 00
(4/12): extras/7/x86_64/primary_db | 101 kB
(5/12): extras/7/x86_64/filelists_db | 258 kB
(6/12): updates/7/x86_64/prestodelta | 275 kB
(7/12): extras/7/x86_64/other_db | 317 kB
(8/12): base/7/x86_64/other_db | 2.3 MB
(9/12): base/7/x86_64/primary_db | 5.3 MB
(10/12): updates/7/x86_64/filelists_db | 1.9 MB
(11/12): updates/7/x86_64/primary_db | 3.2 MB
(12/12): updates/7/x86_64/other_db | 27 MB
Determining fastest mirrors
Metadata Cache Created
[Root @ localhost yum. repos. d] #