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Hello FS Dev Team,
I'm attempting to run mri_histo_atlas_segment_fireants on Ubuntu 20.04.6, but I
encountered a "Cannot allocate memory" error. Could this be due to insufficient
RAM? I would appreciate your assistance.
Best regards,
Payam
Normalizing intensities
Subdividing brainstem into left and right halves, and cropping bottom if needed
Running EasyReg
2025-03-14 10:50:24.182715: I tensorflow/tsl/cuda/cudart_stub.cc:28] Could not
find cuda drivers on your machine, GPU will not be used.
2025-03-14 10:50:24.227568: I tensorflow/tsl/cuda/cudart_stub.cc:28] Could not
find cuda drivers on your machine, GPU will not be used.
2025-03-14 10:50:24.228099: I
tensorflow/core/platform/cpu_feature_guard.cc:182] This TensorFlow binary is
optimized to use available CPU instructions in performance-critical operations.
To enable the following instructions: AVX2 FMA, in other operations, rebuild
TensorFlow with the appropriate compiler flags.
2025-03-14 10:50:24.983225: W
tensorflow/compiler/tf2tensorrt/utils/py_utils.cc:38] TF-TRT Warning: Could not
find TensorRT
UserWarning: int_downsize is deprecated, use the int_resolution parameter.
UserWarning: unet_half_res is deprecated, use the svf_resolution parameter.
2025-03-14 10:51:31.533186: W
tensorflow/tsl/framework/cpu_allocator_impl.cc:83] Allocation of 5033164800
exceeds 10% of free system memory.
2025-03-14 10:54:04.568813: W
tensorflow/tsl/framework/cpu_allocator_impl.cc:83] Allocation of 5033164800
exceeds 10% of free system memory.
Creating and applying mask for left hemisphere
Reading in atlas
Traceback (most recent call last):
File
"/usr/local/freesurfer/8.0.0/python/packages/ERC_bayesian_segmentation//scripts/segment_fireants.py",
line 364, in <module>
for n, (prior_indices, prior_values) in enumerate(label_loader):
File
"/usr/local/freesurfer/8.0.0/python/lib/python3.8/site-packages/torch/utils/data/dataloader.py",
line 438, in __iter__
return self._get_iterator()
File
"/usr/local/freesurfer/8.0.0/python/lib/python3.8/site-packages/torch/utils/data/dataloader.py",
line 386, in _get_iterator
return _MultiProcessingDataLoaderIter(self)
File
"/usr/local/freesurfer/8.0.0/python/lib/python3.8/site-packages/torch/utils/data/dataloader.py",
line 1039, in __init__
w.start()
File
"/usr/local/freesurfer/8.0.0/python/lib/python3.8/multiprocessing/process.py",
line 121, in start
self._popen = self._Popen(self)
File
"/usr/local/freesurfer/8.0.0/python/lib/python3.8/multiprocessing/context.py",
line 224, in _Popen
return _default_context.get_context().Process._Popen(process_obj)
File
"/usr/local/freesurfer/8.0.0/python/lib/python3.8/multiprocessing/context.py",
line 277, in _Popen
return Popen(process_obj)
File
"/usr/local/freesurfer/8.0.0/python/lib/python3.8/multiprocessing/popen_fork.py",
line 19, in __init__
self._launch(process_obj)
File
"/usr/local/freesurfer/8.0.0/python/lib/python3.8/multiprocessing/popen_fork.py",
line 70, in _launch
self.pid = os.fork()
OSError: [Errno 12] Cannot allocate memory
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