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Poll in test_rmm_metrics test #9004

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Merged
jacobtomlinson merged 1 commit into from
Feb 5, 2025
Merged

Poll in test_rmm_metrics test #9004

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10 changes: 9 additions & 1 deletion distributed/diagnostics/tests/test_rmm_diagnostics.py
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Original file line number Diff line number Diff line change
Expand Up @@ -7,6 +7,7 @@
from dask import delayed
from dask.utils import parse_bytes

from distributed.utils import Deadline
from distributed.utils_test import gen_cluster

pytestmark = pytest.mark.gpu
Expand All @@ -32,6 +33,13 @@ async def test_rmm_metrics(c, s, *workers):
assert w.metrics["rmm"]["rmm-total"] == parse_bytes("10MiB")
result = delayed(rmm.DeviceBuffer)(size=10)
result = result.persist()
await asyncio.sleep(1)

deadline = Deadline.after(5)

while not deadline.expired:
if w.metrics["rmm"]["rmm-used"] != 0:
break
await asyncio.sleep(0.25)

assert w.metrics["rmm"]["rmm-used"] != 0
assert w.metrics["rmm"]["rmm-total"] == parse_bytes("10MiB")
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