Issue #19886: Use better estimated memory requirements for bigmem tests.

Incorrect requirements can cause memory swapping.

1 files changed, 5 insertions, 5 deletions

diff --git a/Lib/test/test_marshal.py b/Lib/test/test_marshal.py
index 7e37f39c6a..af7a959487 100644
--- a/Lib/test/test_marshal.py
+++ b/Lib/test/test_marshal.py
@@ -303,19 +303,19 @@ class LargeValuesTestCase(unittest.TestCase):
     def check_unmarshallable(self, data):
         self.assertRaises(ValueError, marshal.dump, data, NullWriter())
 
-    @support.bigmemtest(size=LARGE_SIZE, memuse=1, dry_run=False)
+    @support.bigmemtest(size=LARGE_SIZE, memuse=2, dry_run=False)
     def test_bytes(self, size):
         self.check_unmarshallable(b'x' * size)
 
-    @support.bigmemtest(size=LARGE_SIZE, memuse=1, dry_run=False)
+    @support.bigmemtest(size=LARGE_SIZE, memuse=2, dry_run=False)
     def test_str(self, size):
         self.check_unmarshallable('x' * size)
 
-    @support.bigmemtest(size=LARGE_SIZE, memuse=pointer_size, dry_run=False)
+    @support.bigmemtest(size=LARGE_SIZE, memuse=pointer_size + 1, dry_run=False)
     def test_tuple(self, size):
         self.check_unmarshallable((None,) * size)
 
-    @support.bigmemtest(size=LARGE_SIZE, memuse=pointer_size, dry_run=False)
+    @support.bigmemtest(size=LARGE_SIZE, memuse=pointer_size + 1, dry_run=False)
     def test_list(self, size):
         self.check_unmarshallable([None] * size)
 
@@ -331,7 +331,7 @@ class LargeValuesTestCase(unittest.TestCase):
     def test_frozenset(self, size):
         self.check_unmarshallable(frozenset(range(size)))
 
-    @support.bigmemtest(size=LARGE_SIZE, memuse=1, dry_run=False)
+    @support.bigmemtest(size=LARGE_SIZE, memuse=2, dry_run=False)
     def test_bytearray(self, size):
         self.check_unmarshallable(bytearray(size))