Try to fix flaky test_warmup_frees_pages

This test sometimes fails with: ``` 1) Failure: TestProcess#test_warmup_frees_pages [test/ruby/test_process.rb:2750]: <202> expected but was <203>. ```
ruby · Sep 6, 2023 · 08929b3 · 08929b3
1 parent a334077
commit 08929b3
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/test/ruby/test_process.rb b/test/ruby/test_process.rb
@@ -2742,6 +2742,9 @@ def test_warmup_frees_pages
       ary.clear
       ary = nil
 
+      # Disable GC so we can make sure GC only runs in Process.warmup
+      GC.disable
+
       total_pages_before = GC.stat(:heap_eden_pages) + GC.stat(:heap_allocatable_pages)
 
       Process.warmup