Created
July 27, 2018 22:49
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Release GPU memory after tensorflow session is closed
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def run_release_gpu(func): | |
def parallel_wrapper(output_dict, *argv, **kwargs): | |
ret = func(*argv, **kwargs) | |
if ret is not None: | |
output_dict['ret'] = ret | |
def outer_wrapper(*argv, **kwargs): | |
same_process = kwargs.pop('same_process', False) | |
if same_process: | |
return func(*argv, **kwargs) | |
with multiprocessing.Manager() as manager: | |
output = manager.dict() | |
args = (output, ) + argv | |
p = multiprocessing.Process(target=parallel_wrapper, args=args, kwargs=kwargs) | |
p.start() | |
p.join() | |
ret_val = output.get('ret', None) | |
return ret_val | |
return outer_wrapper | |
@run_release_gpu | |
def run_computations(a, b, c): | |
with tf.Graph().as_default(): | |
with tf.Session() as sess: | |
pass | |
a = run_computations(1, 2, 3) |
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It's being a while since I posted this, no idea whether it is still a viable workaround.