pyvkfft-test --nproc 32 --range-mb 0 4100 --backend pycuda

ERRORS:

======================================================================
test_c2c  [pyvkfft.test.test_fft.TestFFT]:
----------------------------------------------------------------------
multiprocessing.pool.RemoteTraceback: 
"""
Traceback (most recent call last):
  File "/home/esrf/favre/miniconda3/envs/pynx-py311-cu11.7/lib/python3.11/multiprocessing/pool.py", line 125, in worker
    result = (True, func(*args, **kwds))
                    ^^^^^^^^^^^^^^^^^^^
  File "/home/esrf/favre/miniconda3/envs/pynx-py311-cu11.7/lib/python3.11/site-packages/pyvkfft/accuracy.py", line 549, in test_accuracy_kwargs
    return test_accuracy(**kwargs)
           ^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/esrf/favre/miniconda3/envs/pynx-py311-cu11.7/lib/python3.11/site-packages/pyvkfft/accuracy.py", line 471, in test_accuracy
    d1_gpu = empty_like(d_gpu)
             ^^^^^^^^^^^^^^^^^
  File "/home/esrf/favre/miniconda3/envs/pynx-py311-cu11.7/lib/python3.11/site-packages/pycuda/gpuarray.py", line 1355, in empty_like
    result = GPUArray(
             ^^^^^^^^^
  File "/home/esrf/favre/miniconda3/envs/pynx-py311-cu11.7/lib/python3.11/site-packages/pycuda/gpuarray.py", line 268, in __init__
    self.gpudata = self.allocator(self.size * self.dtype.itemsize)
                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
pycuda._driver.MemoryError: cuMemAlloc failed: out of memory
"""

The above exception was the direct cause of the following exception:

Traceback (most recent call last):
  File "/home/esrf/favre/miniconda3/envs/pynx-py311-cu11.7/lib/python3.11/site-packages/pyvkfft/test/test_fft.py", line 426, in test_c2c
    self.run_fft_parallel(vkwargs)
  File "/home/esrf/favre/miniconda3/envs/pynx-py311-cu11.7/lib/python3.11/site-packages/pyvkfft/test/test_fft.py", line 360, in run_fft_parallel
    for res in pool.imap(test_accuracy_kwargs, vkwargs):
  File "/home/esrf/favre/miniconda3/envs/pynx-py311-cu11.7/lib/python3.11/multiprocessing/pool.py", line 873, in next
    raise value
pycuda._driver.MemoryError: cuMemAlloc failed: out of memory