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gh-126491: Revert "GH-126491: Lower heap size limit with faster marking (GH-127519)" (GH-127770)

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Revert "GH-126491: Lower heap size limit with faster marking (GH-127519)"

This reverts commit 023b7d2141, which introduced
a refleak.
This commit is contained in:
Petr Viktorin 2024-12-10 11:53:56 +01:00 • committed by GitHub
parent ae31df354d
commit 690fe077f6
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GPG key ID: B5690EEEBB952194
6 changed files with 248 additions and 214 deletions
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14
Lib/test/test_gc.py
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@ -1161,19 +1161,27 @@ class IncrementalGCTests(unittest.TestCase):
return head
head = make_ll(1000)
count = 1000
# There will be some objects we aren't counting,
# e.g. the gc stats dicts. This test checks
# that the counts don't grow, so we try to
# correct for the uncounted objects
# This is just an estimate.
CORRECTION = 20
enabled = gc.isenabled()
gc.enable()
olds = []
initial_heap_size = _testinternalcapi.get_tracked_heap_size()
iterations = max(20_000, initial_heap_size)
for i in range(iterations):
for i in range(20_000):
newhead = make_ll(20)
count += 20
newhead.surprise = head
olds.append(newhead)
if len(olds) == 20:
new_objects = _testinternalcapi.get_tracked_heap_size() - initial_heap_size
self.assertLess(new_objects, initial_heap_size/2, f"Heap growing. Reached limit after {i} iterations")
self.assertLess(new_objects, 27_000, f"Heap growing. Reached limit after {i} iterations")
del olds[:]
if not enabled:
gc.disable()