agent/taskresource/cgroup/control/cgroup_controller_linux.go
func (c *control) Exists(cgroupPath string) bool {
	seelog.Debugf("Checking existence of cgroup: %s", cgroupPath)

	controller, err := c.Load(cgroups.V1, cgroups.StaticPath(cgroupPath))
	if err != nil || controller == nil {
		return false
	}

	return true
}
func (c *control) Exists(cgroupPath string) bool {
	seelog.Debugf("Checking existence of cgroup: %s", cgroupPath)

	controller, err := c.Load(cgroups.V1, cgroups.StaticPath(cgroupPath))
	if err != nil || controller == nil {
		return false
	}

	return true
}
// Exists is used to verify the existence of a cgroup