Disable additional tests for platform-dependent behavior.

Author: Andy-Jost

cuda_core/tests/test_graph_mem.py

@@ -200,8 +200,10 @@ def test_graph_mem_set_attributes(init_cuda, mode):
     gmr.attributes.reserved_mem_high = 0
     gmr.attributes.used_mem_high = 0
 
-    assert gmr.attributes.reserved_mem_high == 0
-    assert gmr.attributes.used_mem_high == 0
+    # High-water marks are not guaranteed to be reset. This is
+    # platform-dependent behavior.
+    # assert gmr.attributes.reserved_mem_high == 0
+    # assert gmr.attributes.used_mem_high == 0
 
     mman.reset()