Problem
RHEL7 starts cgroup with an error Filed to start cgconfig.service:Unit not found.
Steps
Step 1
Check if the following installation packages are installed, if they are missing, please install them.
| libcgroup-0.41-8.el7.x86_64.rpm libcgroup-tools-0.41-8.el7.x86_64.rpm |
Step 2
Set up the cgroup service to start on boot after installation.
| systemctl enable cgconfig.service |
Step 3
Start the cgconfig service.
| systemctl start cgconfig.service |