vim /etc/yum/pluginconf.d/fastestmirror.conf
[main]
enabled=0 #改成0
verbose=0
socket_timeout=3
hostfilepath=/var/cache/yum/timedhosts.txt
maxhostfileage=10
maxthreads=15
#exclude=.gov, facebook
之前我改成了o...以后引以为鉴
参考
https://www.cnblogs.com/wuzhiyi/p/8184869.html
linux报错--Loaded plugins: fastestmirror Options Error: Error parsing '': invalid boolean value
原文：https://www.cnblogs.com/lucifer000/p/12828036.html