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Fix flaky test_mixing_clients_same_scheduler #9229

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Merged
crusaderky merged 1 commit into from
Apr 29, 2026
Merged

Fix flaky test_mixing_clients_same_scheduler #9229

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6 changes: 5 additions & 1 deletion distributed/tests/test_client.py
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Original file line number Diff line number Diff line change
Expand Up @@ -6035,8 +6035,12 @@ async def test_mixing_clients_same_scheduler(s, a, b):
Client(s.address, asynchronous=True) as c2,
):
future = c1.submit(inc, 1)

# Prevent race condition where c2.submit reaches the scheduler
# before c1.submit and future.key is not yet known to the scheduler.
await c1.publish_dataset(x=future)

assert await c2.submit(inc, future) == 3
assert not s.tasks


@gen_cluster()
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