Function notifyMemoryPressure

libcontainer/notify_linux.go:73–84

(dir string, level PressureLevel)

}

func notifyMemoryPressure(dir string, level PressureLevel) (<-chan struct{}, error) {
	if dir == "" {
		return nil, errors.New("memory controller missing")
	}

	if level > CriticalPressure {
		return nil, fmt.Errorf("invalid pressure level %d", level)
	}

	levelStr := []string{"low", "medium", "critical"}[level]
	return registerMemoryEvent(dir, "memory.pressure_level", levelStr)
}