WT-8419 Disable test_inmem01.test_insert_over_delete_replace for FLCS (…

…#7208)

Disable test_inmem01.test_insert_over_delete_replace for FLCS.

test/suite/test_inmem01.py

@@ -131,8 +131,13 @@ def test_insert_over_delete_replace(self):
         # Note that with 141676 rows there are several retries in the bottom loop, so things are
         # working as designed and the desired scenario is being tested.
 
-        if self.valuefmt == '8t' and last_key >= 141677:
-            self.skipTest('Load too high; test will get stuck')
+        # While I'm pretty sure the above analysis is sound, the threshold is not as portable as
+        # I'd hoped, so just skip the test entirely until someone has the patience to track down
+        # a suitable threshold value for the test environment.
+        #if self.valuefmt == '8t' and last_key >= 141677:
+        #    self.skipTest('Load too high; test will get stuck')
+        if self.valuefmt == '8t':
+            self.skipTest('Gets stuck and fails sometimes under load')
 
         # Now that the database contains as much data as will fit into
         # the configured cache, verify removes succeed.