sudo yum install filename 時提示没有可用软件包 安裝epel-release，epel-release也是一個源，需要安裝和電腦系統相對應的版本，也可以在Centos自帶“軟件”中搜索epel-release源，會自動搜索出需要的 epel-release源，安裝即可 eg：未安装源前--- $ sudo yum install axel 已加载插件：fastestmirror, langpacks Repository base is listed more than once in the configuration Repository updates is listed more than once in the configuration Repository extras is listed more than once in the configuration Repository centosplus is listed more than once in the configuration Loading mirror speeds from cached hostfile * base: mirrors.pubyun.com * extras: mirrors.163.com * updates: mirrors.163.com 没有可用软件包 axel。 错误：无须任何处理 安裝完源後： $ sudo yum install axel 已加载插件：fastestmirror, langpacks Repository base is listed more than once in the configuration Repository updates is listed more than once in the configuration Repository extras is listed more than once in the configuration Repository centosplus is listed more than once in the configuration Loading mirror speeds from cached hostfile * base: mirrors.pubyun.com * epel: mirrors.yun-idc.com * extras: mirrors.163.com * updates: mirrors.aliyun.com 正在解决依赖关系 -- 正在检查事务 --- 软件包 axel.x86_64.0.2.4-9.el7 将被 安装 -- 解决依赖关系完成 依赖关系解决 ================================================================================ Package 架构 版本 源 大小 ================================================================================ 正在安装: axel x86_64 2.4-9.el7 epel 54 k 事务概要 ================================================================================ 安装 1 软件包 总下载量：54 k 安装大小：112 k Is this ok : y Downloading packages: 警告：/var/cache/yum/x86_64/7/epel/packages/axel-2.4-9.el7.x86_64.rpm: 头V3 RSA/SHA256 Signature, 密钥 ID 352c64e5: NOKEY axel-2.4-9.el7.x86_64.rpm 的公钥尚未安装 axel-2.4-9.el7.x86_64.rpm | 54 kB 00:00 从 file:///etc/pki/rpm-gpg/RPM-GPG-KEY-EPEL-7 检索密钥 导入 GPG key 0x352C64E5: 用户ID : Fedora EPEL (7) epel@fedoraproject.org 指纹 : 91e9 7d7c 4a5e 96f1 7f3e 888f 6a2f aea2 352c 64e5 软件包 : epel-release-7-5.noarch (@extras) 来自 : /etc/pki/rpm-gpg/RPM-GPG-KEY-EPEL-7 是否继续？ ：y Running transaction check Running transaction test Transaction test succeeded Running transaction 正在安装 : axel-2.4-9.el7.x86_64 1/1 验证中 : axel-2.4-9.el7.x86_64 1/1 已安装: axel.x86_64 0:2.4-9.el7 完毕！ 运行以下命令生成缓存 yum clean all yum makecache yum update
标签: epel-release
