Hi,
pc whit Centos 6.5, I solved installing jdk-7u51-linux-x64.rpm instead of jre-7u51-linux-x64.rpm
after that, install System manager with:
yum install sysmgr*
my yum repo are:
adobe-linux-x86_64 Adobe Systems Incorporated 2
base CentOS-6 - Base 6,367
epel Extra Packages for Enterprise Linux 6 - x86_64 10,523
extras CentOS-6 - Extras 14
updates CentOS-6 - Updates 569
regards