--- old/test/hotspot/jtreg/gc/arguments/TestMinInitialErgonomics.java	2019-03-19 17:31:57.464259742 +0800
+++ new/test/hotspot/jtreg/gc/arguments/TestMinInitialErgonomics.java	2019-03-19 17:31:57.352259742 +0800
@@ -27,6 +27,7 @@
  * @test TestMinInitialErgonomics
  * @key gc
  * @bug 8006088
+ * @requires vm.gc.Parallel
  * @summary Test ergonomics decisions related to minimum and initial heap size.
  * @library /test/lib
  * @library /