cyb70289 commented on issue #13787:
URL: https://github.com/apache/arrow/issues/13787#issuecomment-1207633172
```python
import numpy as np
import pyarrow as pa
import time
import os
data = np.ones((1, 1, 544, 192), dtype=np.float32)
tensor = pa.Tensor.from_numpy(data)
path = os.path.join(str("/dev/shm/"), 'pyarrow-tensor-ipc-roundtrip')
mmap = pa.create_memory_map(path, 5000000 * 1000)
s = time.time()
for i in range(1000):
result = pa.ipc.write_tensor(tensor, mmap)
e = time.time()
print(e - s)
#output_stream = pa.BufferOutputStream()
#
#s = time.time()
#for i in range(1000):
# result = pa.ipc.write_tensor(tensor, output_stream)
#e = time.time()
#
#print(e - s)
```
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