Could not parse metalink ... 问题

Question

问题描述

centos 7 32bit 上 gdb 调试 debug 版程序，提示以下：

[Inferior 1 (process 5470) exited with code 0315]
Missing separate debuginfos, use: debuginfo-install glibc-2.17-196.el7.i686 libgcc-4.8.5-16.el7_4.2.i686 libstdc++-4.8.5-16.el7_4.2.i686

执行 debuginfo-install glibc-2.17-196.el7.i686 libgcc-4.8.5-16.el7_4.2.i686 libstdc++-4.8.5-16.el7_4.2.i686 或者 yum install epel-release 时，提示以下错误：

Loaded plugins: fastestmirror, langpacks
base                                                                                                                                                                  | 3.6 kB  00:00:00     
epel/i386/metalink                                                                                                                                                    |  47 kB  00:00:00     
Could not parse metalink https://mirrors.fedoraproject.org/metalink?repo=epel-7&arch=i386 error was 
No repomd file


 One of the configured repositories failed (Unknown),
 and yum doesn't have enough cached data to continue. At this point the only
 safe thing yum can do is fail. There are a few ways to work "fix" this:
 ......

问题出现的平台版本及自己尝试过哪些方法

尝试yum clean 然后 yum update，没有效果

请问这种情况该怎么解决？

Answer 1

yum install 安装时报yum doesn't have enough cached data to continue