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gh-109700: Improve stress tests for interpreter creation #109946

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Merged
serhiy-storchaka merged 7 commits into from
May 4, 2025
+21 −9
Merged

gh-109700: Improve stress tests for interpreter creation #109946

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91af60c
WIP: gh-109700: Make stress tests on interpreter creation more stressful
serhiy-storchaka Sep 27, 2023
18031c9
Use less threads.
serhiy-storchaka Sep 27, 2023
ef226df
Merge branch 'main' into test_interpreters-test_create_many_threaded
serhiy-storchaka Nov 8, 2023
6aecbf9
Mark test_create_many_threaded with bigmemtest.
serhiy-storchaka Nov 8, 2023
fd7cf3c
Merge branch 'main' into test_interpreters-test_create_many_threaded
serhiy-storchaka May 4, 2025
5dd48d6
Add guards also for other stress tests.
serhiy-storchaka May 4, 2025
b3cf0b3
Polishing.
serhiy-storchaka May 4, 2025
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WIP: gh-109700: Make stress tests on interpreter creation more stressful
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@serhiy-storchaka
serhiy-storchaka committed Sep 27, 2023
commit 91af60c47b79eff241cf545a4e193c3d2c946fb7
10 changes: 8 additions & 2 deletions Lib/test/test_interpreters.py
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Original file line number Diff line number Diff line change
Expand Up @@ -475,16 +475,22 @@ def test_create_many_sequential(self):
for _ in range(100):
interp = interpreters.create()
alive.append(interp)
del alive
support.gc_collect()

@support.requires_resource('cpu')
def test_create_many_threaded(self):
alive = []
start = threading.Event()
def task():
start.wait(10)
interp = interpreters.create()
alive.append(interp)
threads = (threading.Thread(target=task) for _ in range(200))
threads = [threading.Thread(target=task) for _ in range(200)]
with threading_helper.start_threads(threads):
pass
start.set()
del alive
support.gc_collect()


class TestIsShareable(TestBase):
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