test/hotspot/jtreg/gc/stress/gcold/TestGCOldWithShenandoah.java

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--- 1,8 ---
  /*
  * Copyright (c) 2016, 2020, Oracle and/or its affiliates. All rights reserved.
+ * Copyright Amazon.com Inc. or its affiliates. All Rights Reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
  * under the terms of the GNU General Public License version 2 only, as
  * published by the Free Software Foundation.

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--- 101,26 ---
   * @run main/othervm -Xmx384M -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions
   *      -XX:+UseShenandoahGC -XX:ShenandoahGCHeuristics=compact
   *      gc.stress.gcold.TestGCOld 50 1 20 10 10000
   */
  
+ /*
+  * @test id=generational
+  * @key stress randomness
+  * @library / /test/lib
+  * @requires vm.gc.Shenandoah
+  * @summary Stress the GC by trying to make old objects more likely to be garbage than young objects.
+  *
+  * @run main/othervm/timeout=600 -Xmx384M -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions
+  *      -XX:+UseShenandoahGC -XX:ShenandoahGCMode=generational
+  *      -XX:+ShenandoahVerify
+  *      gc.stress.gcold.TestGCOld 50 1 20 10 10000
+  *
+  * @run main/othervm -Xmx384M -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions
+  *      -XX:+UseShenandoahGC -XX:ShenandoahGCMode=generational
+  *      gc.stress.gcold.TestGCOld 50 1 20 10 10000
+  */
  public class TestGCOldWithShenandoah {
  
      public static void main(String[] args) {
          TestGCOld.main(args);
      }