Cron <root at gpu2> run-parts /etc/cron.hourly

[Cron Daemon]

/etc/cron.hourly/0yum-hourly.cron:

Could not get metalink https://mirrors.fedoraproject.org/metalink?repo=epel-7&arch=x86_64 error was
14: curl#6 - "Could not resolve host: mirrors.fedoraproject.org; Unknown error"