docs: public static float getManagedMemoryFraction(Configuration configuration) {
  		float managedMemoryFraction = configuration.getFloat(TaskManagerOptions.MANAGED_MEMORY_FRACTION);
  
  		checkConfigParameter(managedMemoryFraction > 0.0f && managedMemoryFraction < 1.0f, managedMemoryFraction,
  			TaskManagerOptions.MANAGED_MEMORY_FRACTION.key(),
  			"MemoryManager fraction of the free memory must be between 0.0 and 1.0");
  
  		return managedMemoryFraction;
  	}