test/hotspot/jtreg/gc/shenandoah/TestLotsOfCycles.java

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  /*
   * Copyright (c) 2017, 2018, Red Hat, Inc. 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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   *      -Dtarget=10000
   *      TestLotsOfCycles
   */
  
  /*
!  * @test id=static
   * @requires vm.gc.Shenandoah
   *
   * @run main/othervm/timeout=480 -Xmx16m -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions
!  *      -XX:+UseShenandoahGC -XX:ShenandoahGCHeuristics=static
   *      -Dtarget=10000
   *      TestLotsOfCycles
   */
  
  /*
!  * @test id=compact
-  * @requires vm.gc.Shenandoah
-  *
-  * @run main/othervm/timeout=480 -Xmx16m -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions
-  *      -XX:+UseShenandoahGC -XX:ShenandoahGCHeuristics=compact
-  *      -Dtarget=1000
-  *     TestLotsOfCycles
-  */
- 
- /*
-  * @test id=iu-aggressive
   * @requires vm.gc.Shenandoah
   *
   * @run main/othervm/timeout=480 -Xmx16m -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions
!  *      -XX:+UseShenandoahGC -XX:ShenandoahGCMode=iu -XX:ShenandoahGCHeuristics=aggressive
!  *      -XX:+ShenandoahOOMDuringEvacALot
-  *      -Dtarget=1000
-  *      TestLotsOfCycles
-  *
-  * @run main/othervm/timeout=480 -Xmx16m -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions
-  *      -XX:+UseShenandoahGC -XX:ShenandoahGCMode=iu -XX:ShenandoahGCHeuristics=aggressive
-  *      -XX:+ShenandoahAllocFailureALot
-  *      -Dtarget=1000
-  *      TestLotsOfCycles
-  *
-  * @run main/othervm/timeout=480 -Xmx16m -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions
-  *      -XX:+UseShenandoahGC -XX:ShenandoahGCMode=iu -XX:ShenandoahGCHeuristics=aggressive
-  *      -Dtarget=1000
   *      TestLotsOfCycles
   */
  
  /*
!  * @test id=iu
   * @requires vm.gc.Shenandoah
   *
   * @run main/othervm/timeout=480 -Xmx16m -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions
!  *      -XX:+UseShenandoahGC -XX:ShenandoahGCMode=iu
!  *      -Dtarget=10000
!  *      TestLotsOfCycles
   */
  
  public class TestLotsOfCycles {
  
      static final long TARGET_MB = Long.getLong("target", 10_000); // 10 Gb allocation, around 1K cycles to handle
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   *      -Dtarget=10000
   *      TestLotsOfCycles
   */
  
  /*
!  * @test id=generational
   * @requires vm.gc.Shenandoah
   *
   * @run main/othervm/timeout=480 -Xmx16m -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions
!  *      -XX:+UseShenandoahGC -XX:ShenandoahGCHeuristics=adaptive -XX:ShenandoahGCMode=generational
   *      -Dtarget=10000
   *      TestLotsOfCycles
   */
  
  /*
!  * @test id=static
   * @requires vm.gc.Shenandoah
   *
   * @run main/othervm/timeout=480 -Xmx16m -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions
!  *      -XX:+UseShenandoahGC -XX:ShenandoahGCHeuristics=static
!  *      -Dtarget=10000
   *      TestLotsOfCycles
   */
  
  /*
!  * @test id=compact
   * @requires vm.gc.Shenandoah
   *
   * @run main/othervm/timeout=480 -Xmx16m -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions
!  *      -XX:+UseShenandoahGC -XX:ShenandoahGCHeuristics=compact
!  *      -Dtarget=1000
!  *     TestLotsOfCycles
   */
  
  public class TestLotsOfCycles {
  
      static final long TARGET_MB = Long.getLong("target", 10_000); // 10 Gb allocation, around 1K cycles to handle