[root@bogon ~]# systemctl enable cgconfig    # 启用cgconfig
[root@bogon ~]# systemctl restart cgconfig   # 重启cgconfig，将cgconfig配置文件中的配置写入cgroup
[root@bogon ~]# systemctl enable cgred       # 启用cgred
[root@bogon ~]# systemctl restart cgred      # 重启cgred，将规则配置文件的配置写入cgroup