1.使用rpm安装mon(忽略依赖关系安装)
查询是否已安装
卸载mon 
查询所有已安装软件
查询date命令所在软件包
查询未安装的mon的文件信息
2.yum本地源配置
yum网络源配置
安装httpd软件
查看vim命令属于哪个软件包
yum卸载httpd
[root@root yum.repos.d]# yum remove httpd
Updating Subscription Management repositories.
Unable to read consumer identityThis system is not registered with an entitlement server. You can use subscription-manager to register.Dependencies resolved.
===========================================================================================================================================================================================Package Architecture Version Repository Size
===========================================================================================================================================================================================
Removing:httpd x86_64 2.4.37-41.module+el8.5.0+11772+c8e0c271 @AppStream 4.3 M
Removing unused dependencies:apr x86_64 1.6.3-12.el8 @AppStream 272 kapr-util x86_64 1.6.1-6.el8 @AppStream 230 kapr-util-bdb x86_64 1.6.1-6.el8 @AppStream 12 kapr-util-openssl x86_64 1.6.1-6.el8 @AppStream 20 khttpd-filesystem noarch 2.4.37-41.module+el8.5.0+11772+c8e0c271 @AppStream 400 httpd-tools x86_64 2.4.37-41.module+el8.5.0+11772+c8e0c271 @AppStream 194 kmod_http2 x86_64 1.15.7-3.module+el8.4.0+8625+d397f3da @AppStream 394 kredhat-logos-httpd noarch 84.5-1.el8 @BaseOS 8.2 kTransaction Summary
===========================================================================================================================================================================================
Remove 9 PackagesFreed space: 5.4 M
Is this ok [y/N]: y
Running transaction check
Transaction check succeeded.
Running transaction test
Transaction test succeeded.
Running transactionPreparing : 1/1 Running scriptlet: httpd-2.4.37-41.module+el8.5.0+11772+c8e0c271.x86_64 1/1 Running scriptlet: httpd-2.4.37-41.module+el8.5.0+11772+c8e0c271.x86_64 1/9 Erasing : httpd-2.4.37-41.module+el8.5.0+11772+c8e0c271.x86_64 1/9 Running scriptlet: httpd-2.4.37-41.module+el8.5.0+11772+c8e0c271.x86_64 1/9 Erasing : httpd-filesystem-2.4.37-41.module+el8.5.0+11772+c8e0c271.noarch 2/9 Running scriptlet: httpd-filesystem-2.4.37-41.module+el8.5.0+11772+c8e0c271.noarch 2/9 Erasing : redhat-logos-httpd-84.5-1.el8.noarch 3/9 Erasing : httpd-tools-2.4.37-41.module+el8.5.0+11772+c8e0c271.x86_64 4/9 Erasing : apr-util-1.6.1-6.el8.x86_64 5/9 Running scriptlet: apr-util-1.6.1-6.el8.x86_64 5/9 Erasing : apr-1.6.3-12.el8.x86_64 6/9 Running scriptlet: apr-1.6.3-12.el8.x86_64 6/9 Erasing : apr-util-bdb-1.6.1-6.el8.x86_64 7/9 Erasing : apr-util-openssl-1.6.1-6.el8.x86_64 8/9 Erasing : mod_http2-1.15.7-3.module+el8.4.0+8625+d397f3da.x86_64 9/9 Running scriptlet: mod_http2-1.15.7-3.module+el8.4.0+8625+d397f3da.x86_64 9/9 Verifying : apr-1.6.3-12.el8.x86_64 1/9 Verifying : apr-util-1.6.1-6.el8.x86_64 2/9 Verifying : apr-util-bdb-1.6.1-6.el8.x86_64 3/9 Verifying : apr-util-openssl-1.6.1-6.el8.x86_64 4/9 Verifying : httpd-2.4.37-41.module+el8.5.0+11772+c8e0c271.x86_64 5/9 Verifying : httpd-filesystem-2.4.37-41.module+el8.5.0+11772+c8e0c271.noarch 6/9 Verifying : httpd-tools-2.4.37-41.module+el8.5.0+11772+c8e0c271.x86_64 7/9 Verifying : mod_http2-1.15.7-3.module+el8.4.0+8625+d397f3da.x86_64 8/9 Verifying : redhat-logos-httpd-84.5-1.el8.noarch 9/9
Installed products updated.Removed:apr-1.6.3-12.el8.x86_64 apr-util-1.6.1-6.el8.x86_64 apr-util-bdb-1.6.1-6.el8.x86_64 apr-util-openssl-1.6.1-6.el8.x86_64 httpd-2.4.37-41.module+el8.5.0+11772+c8e0c271.x86_64 httpd-filesystem-2.4.37-41.module+el8.5.0+11772+c8e0c271.noarch httpd-tools-2.4.37-41.module+el8.5.0+11772+c8e0c271.x86_64 mod_http2-1.15.7-3.module+el8.4.0+8625+d397f3da.x86_64 redhat-logos-httpd-84.5-1.el8.noarch Complete!
清理缓存
重新创建缓存
