https://blog.csdn.net/joe_le/article/details/80107832 yum install epel-release //扩展包更新包 yum update //更新yum源 相关文章： 2022-12-23 2021-11-19 2022-12-23 2022-12-23 2021-10-07 2021-06-24 2021-07-16 2021-12-02