Getting the following error? Well I hate to break it to you but OpenVZ running CENTOS 6 simply isn't enough to get Cgroup resource allocations going. Don't waste your time as I did to have to figure out this the hard way.
Stopping cgconfig service: [ OK ]
Starting cgconfig service: Error: cannot mount cpuset to /cgroup/cpuset: Invalid argument
/sbin/cgconfigparser; error loading /etc/cgconfig.conf: Cgroup mounting failed
Failed to parse /etc/cgconfig.conf or /etc/cgconfig.d [FAILED]