so will have to try and fail each time (and thus. yum will be be much
        slower). If it is a very temporary problem though, this is often a nice
        compromise:

            yum-config-manager --save --setopt=epel.skip_if_unavailable=true

failure: repodata/cc3c58ff7c3c4c3c0b019c3cf0ab2f0fd6c5a579d049d3fcf7aa917bf3bc7d2d-primary.sqlite.bz2 from epel: [Errno 256] No more mirrors to try.
http://linuxsoft.cern.ch/epel/7/x86_64/repodata/cc3c58ff7c3c4c3c0b019c3cf0ab2f0fd6c5a579d049d3fcf7aa917bf3bc7d2d-primary.sqlite.bz2: [Errno 14] HTTP Error 404 - Not Found
ERROR: Job failed: exit code 1

https://access.redhat.com/articles/1320623

If above article doesn't help to resolve this issue please open a ticket with Red Hat Support.

http://linuxsoft.cern.ch/epel/6/x86_64/repodata/54188e0be40a0707c7a1173bbcc5aa95c8814fbf678cc7d800e51989b19e4303-primary.sqlite.bz2: [Errno 14] PYCURL ERROR 22 - "The requested URL returned error: 404 Not Found"
Trying other mirror.
Error: failure: repodata/54188e0be40a0707c7a1173bbcc5aa95c8814fbf678cc7d800e51989b19e4303-primary.sqlite.bz2 from epel: [Errno 256] No more mirrors to try.
ERROR: Job failed: exit code 1