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Add a test on OOM error #9414

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Add a test on OOM error #9414

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e2452c1
Add a test on OOM error
zhanyongwan Jun 26, 2025
0d378cb
fix
zhanyongwan Jun 26, 2025
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12 changes: 12 additions & 0 deletions test/pjrt/test_runtime_tpu.py
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Original file line number Diff line number Diff line change
Expand Up @@ -86,6 +86,18 @@ def tearDown(self) -> None:
os.environ.pop(xenv.TPU_VISIBLE_CHIPS, None)
os.environ.pop(xenv.TPU_PROCESS_BOUNDS, None)

def test_tensor_oom(self):
a = torch.randn((4000000000, 4000000000), device="xla")
with self.assertRaises(Exception) as cm:
# The above tensor doesn't fit in HBM. It should result in a python
# exception instead of crashing.
a.sum()

self.assertEqual(
(type(cm.exception).__name__, str(cm.exception)),
("RuntimeError", "")
)

def test_xla_devices_multiprocess(self):
expected = _ordinal_to_device()

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