yum Segmentation fault 错误解决

安装是
yum install aa
Loaded plugins: fastestmirror
Determining fastest mirrors
addons                                                                                                               |  951 B     00:00    
addons/primary                                                                                                       |  202 B     00:00    
Segmentation fault

解决1：yum clean all
解决2：更改源
解决3：
修改yum.conf文件
1 [main]
      2 cachedir=/var/cache/yum
      3 keepcache=0
      4 debuglevel=2
      5 logfile=/var/log/yum.log
      6 distroverpkg=redhat-release
      7 tolerant=1
      8 exactarch=1
      9 obsoletes=1
     10 gpgcheck=0
     11 plugins=1
     12
     13 # Note: yum-RHN-plugin doesn't honor this.
     14 metadata_expire=1h
     15
     16 # Default.
     17 # installonly_limit = 3
     18
     19 # PUT YOUR REPOS HERE OR IN separate files named file.repo
     20 # in /etc/yum.repos.d
修改源vi /etc/yum.repos.d/CentOS-Base.repo
 [BASE]
      2 name=Red Hat Enterprise Linux $releasever - $basearch - Debug
      3 baseurl=
      4 enabled=1

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