[root@localhost yum.repos.d]# yum repolist Loaded plugins: fastestmirror Loading mirror speeds from cached hostfile * base: mirrors.aliyun.com * extras: mirrors.cn99.com * updates: mirrors.aliyun.com repo id repo name status !base/7/x86_64 CentOS-7 - Base 9,363 !extras/7/x86_64 CentOS-7 - Extras 451 !updates/7/x86_64 CentOS-7 - Updates 2,146 [root@localhost yum.repos.d]# yum repolist all Loaded plugins: fastestmirror Loading mirror speeds from cached hostfile * base: mirrors.aliyun.com * extras: mirrors.cn99.com * updates: mirrors.aliyun.com repo id repo name status C7.0.1406-base/x86_64 CentOS-7.0.1406 - Base disabled C7.0.1406-centosplus/x86_64 CentOS-7.0.1406 - CentOSPlus disabled C7.0.1406-extras/x86_64 CentOS-7.0.1406 - Extras disabled C7.0.1406-fasttrack/x86_64 CentOS-7.0.1406 - CentOSPlus disabled C7.0.1406-updates/x86_64 CentOS-7.0.1406 - Updates disabled C7.1.1503-base/x86_64 CentOS-7.1.1503 - Base disabled C7.1.1503-centosplus/x86_64 CentOS-7.1.1503 - CentOSPlus disabled C7.1.1503-extras/x86_64 CentOS-7.1.1503 - Extras disabled C7.1.1503-fasttrack/x86_64 CentOS-7.1.1503 - CentOSPlus disabled C7.1.1503-updates/x86_64 CentOS-7.1.1503 - Updates disabled C7.2.1511-base/x86_64 CentOS-7.2.1511 - Base disabled C7.2.1511-centosplus/x86_64 CentOS-7.2.1511 - CentOSPlus disabled C7.2.1511-extras/x86_64 CentOS-7.2.1511 - Extras disabled C7.2.1511-fasttrack/x86_64 CentOS-7.2.1511 - CentOSPlus disabled C7.2.1511-updates/x86_64 CentOS-7.2.1511 - Updates disabled !base/7/x86_64 CentOS-7 - Base enabled: 9,363 base-debuginfo/x86_64 CentOS-7 - Debuginfo disabled base-source/7 CentOS-7 - Base Sources disabled c7-media CentOS-7 - Media disabled centosplus/7/x86_64 CentOS-7 - Plus disabled centosplus-source/7 CentOS-7 - Plus Sources disabled cr/7/x86_64 CentOS-7 - cr disabled !extras/7/x86_64 CentOS-7 - Extras enabled: 451 extras-source/7 CentOS-7 - Extras Sources disabled fasttrack/7/x86_64 CentOS-7 - fasttrack disabled !updates/7/x86_64 CentOS-7 - Updates enabled: 2,146 updates-source/7 CentOS-7 - Updates Sources disabled
yum repolist举例2.显示程序包
yum list [all | glob_exp1] [glob_exp2] [...] yum list {available|installed|updates} [glob_exp1] [...]
3.安装程序包
yum install package1 [package2] [...] yum reinstall package1 [package2] [...] (重新安装)
4.升级程序包
yum update [package1] [package2] [...] yum downgrade package1 [package2] [...] (降级)
5.检查可用升级
yum check-update
6.卸载程序包
yum remove | erase package1 [package2] [...]
7.查看程序包information
yum info package1 [package2] [...]
8.查看指定的特性(可以是某文件)是由哪个程序包所提供的
yum provides | whatprovides feature1 [feature2] [...]