yum -y update
Loaded plugins: product-id, search-disabled-repos, subscription-manager
Resolving Dependencies
--> Running transaction check
---> Package armadillo.x86_64 0:8.600.1-2.el7 will be updated
--> Processing Dependency: libarmadillo.so.8()(64bit) for package: gdal-libs-1.11.4-12.rhel7.x86_64
--> Processing Dependency: libarmadillo.so.8()(64bit) for package: gdal-1.11.4-12.rhel7.x86_64
---> Package armadillo.x86_64 0:10.8.2-1.el7 will be an update
--> Finished Dependency Resolution
Error: Package: gdal-1.11.4-12.rhel7.x86_64 (@pgdg10)
Requires: libarmadillo.so.8()(64bit)
Removing: armadillo-8.600.1-2.el7.x86_64 (@epel)
libarmadillo.so.8()(64bit)
Updated By: armadillo-10.8.2-1.el7.x86_64 (epel)
~libarmadillo.so.10()(64bit)
Error: Package: gdal-libs-1.11.4-12.rhel7.x86_64 (@pgdg10)
Requires: libarmadillo.so.8()(64bit)
Removing: armadillo-8.600.1-2.el7.x86_64 (@epel)
libarmadillo.so.8()(64bit)
Updated By: armadillo-10.8.2-1.el7.x86_64 (epel)
~libarmadillo.so.10()(64bit)
**********************************************************************
yum can be configured to try to resolve such errors by temporarily enabling
disabled repos and searching for missing dependencies.
To enable this functionality please set 'notify_only=0' in /etc/yum/pluginconf.d/search-disabled-repos.conf
**********************************************************************
Error: Package: gdal-1.11.4-12.rhel7.x86_64 (@pgdg10)
Requires: libarmadillo.so.8()(64bit)
Removing: armadillo-8.600.1-2.el7.x86_64 (@epel)
libarmadillo.so.8()(64bit)
Updated By: armadillo-10.8.2-1.el7.x86_64 (epel)
~libarmadillo.so.10()(64bit)
Error: Package: gdal-libs-1.11.4-12.rhel7.x86_64 (@pgdg10)
Requires: libarmadillo.so.8()(64bit)
Removing: armadillo-8.600.1-2.el7.x86_64 (@epel)
libarmadillo.so.8()(64bit)
Updated By: armadillo-10.8.2-1.el7.x86_64 (epel)
~libarmadillo.so.10()(64bit)
You could try using --skip-broken to work around the problem
You could try running: rpm -Va --nofiles --nodigest