Centos Yum Source

Introduction: This is a detailed page of centos Yum source. It introduces PHP, related knowledge, skills, experience, and some PHP source code.

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================================ View the centos version Method
You can view the following commands:

# Lsb_release-
LSB version: core-3.1-ia32: core-3.1-noarch: graphics-3.1-ia32: graphics-3.1-noarch
Distributor ID: centos
Description: centos release 5.4 (final)
Release: 5.4
Codename: Final

This command applies to all Linux releases, including RedHat, Suse, and Debian.

Root @ mymail ~ # Uname
Linux
Root @ mymail ~ # Uname-R
2.6.18-164. EL5

The following two methods apply to RedHat and centos:

Root @ mymail ~ # Cat/etc/RedHat-release
Centos release 5.4 (final)

Log on to Linux and run rpm-Q RedHat-release.

# Rpm-Q RedHat-release
Or centos

Root @ mymail ~ # Rpm-Q centos-release
Centos-release-5-4.el5.centos.1

CAT/proc/version

Uname-R
Uname-
Yum-V

The CentOS-Base.repo records the address and path information of the yum source on the network.

The CentOS-Media.repo records the media and paths that can be used locally as the yum Source

Http://centos.ustc.edu.cn/Recommendation

----------------------------------- After installation, please follow the steps below to modify the CenOS-Base.repo, you can easily use Yum to install the software.

CD/etc/yum. Repos. d

MV CentOS-Base.repo CentOS-Base.repo.save
Wget http://centos.ustc.edu.cn/CentOS-Base.repo

After modifying the above files, if you need to install GCC, run Yum install GCC directly.

Add the yum source of Netease 163 and Sohu to centos5

CD/etc/yum. Repos. d/
Wget http://mirrors.163.com/.help/CentOS-Base-163.repo
Wget http://mirrors.sohu.com/help/CentOS-Base-sohu.repo
Yum makecache
Yum update

To update an existing package, run the following command:
Yum update

---------------------------???????????
Http://centos.ustc.edu.cn/centos/5/addons/ I #/repodata/repomd.xml: [errno 4] ioerror: <urlopen error (101, 'network is unreachable ')>
Trying other mirror.
Error: cannot retrieve repository metadata (repomd. XML) for repository: Addons. Please verify its path and try again

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