cf.FM_THRESHOLD

cf.FM_THRESHOLD(*new_minncfm)

Return or set the minimum amount of memory to be kept free as a temporary work space.

The amount is returned as a number of kibibytes of memory, but set as a number of chunks.

Parameters :

new_minncfm : int, optional

The number of chunks to be kept free as a temporary work space.

Returns :

out : float or None

If new_minncfm was not set return the existing temporary work space size in kibibytes, otherwise return None.

Examples

>>> cf.FM_THRESHOLD()
1024000.0
>>> cf.FM_THRESHOLD(20)
>>> cf.FM_THRESHOLD()
2048000.0