1 /* 2 * Copyright (c) 2016, 2018, Red Hat, Inc. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 * 23 */ 24 25 /* 26 * @test TestAllocIntArrays 27 * @summary Acceptance tests: collector can withstand allocation 28 * @key randomness 29 * @requires vm.gc.Shenandoah & !vm.graal.enabled 30 * @library /test/lib 31 * 32 * @run main/othervm -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions -Xmx1g -Xms1g 33 * -XX:+UseShenandoahGC -XX:ShenandoahGCMode=passive 34 * -XX:+ShenandoahDegeneratedGC -XX:+ShenandoahVerify 35 * TestAllocIntArrays 36 * 37 * @run main/othervm -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions -Xmx1g -Xms1g 38 * -XX:+UseShenandoahGC -XX:ShenandoahGCMode=passive 39 * -XX:-ShenandoahDegeneratedGC -XX:+ShenandoahVerify 40 * TestAllocIntArrays 41 * 42 * @run main/othervm -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions -Xmx1g -Xms1g 43 * -XX:+UseShenandoahGC -XX:ShenandoahGCMode=passive 44 * -XX:+ShenandoahDegeneratedGC 45 * TestAllocIntArrays 46 * 47 * @run main/othervm -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions -Xmx1g -Xms1g 48 * -XX:+UseShenandoahGC -XX:ShenandoahGCMode=passive 49 * -XX:-ShenandoahDegeneratedGC 50 * TestAllocIntArrays 51 */ 52 53 /* 54 * @test TestAllocIntArrays 55 * @summary Acceptance tests: collector can withstand allocation 56 * @key randomness 57 * @requires vm.gc.Shenandoah & !vm.graal.enabled 58 * @library /test/lib 59 * 60 * @run main/othervm -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions -Xmx1g -Xms1g 61 * -XX:+UseShenandoahGC -XX:ShenandoahGCHeuristics=aggressive 62 * -XX:+ShenandoahOOMDuringEvacALot -XX:+ShenandoahVerify 63 * TestAllocIntArrays 64 * 65 * @run main/othervm -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions -Xmx1g -Xms1g 66 * -XX:+UseShenandoahGC -XX:ShenandoahGCHeuristics=aggressive 67 * -XX:+ShenandoahAllocFailureALot -XX:+ShenandoahVerify 68 * TestAllocIntArrays 69 * 70 * @run main/othervm -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions -Xmx1g -Xms1g 71 * -XX:+UseShenandoahGC -XX:ShenandoahGCHeuristics=aggressive 72 * -XX:+ShenandoahOOMDuringEvacALot 73 * TestAllocIntArrays 74 * 75 * @run main/othervm -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions -Xmx1g -Xms1g 76 * -XX:+UseShenandoahGC -XX:ShenandoahGCHeuristics=aggressive 77 * -XX:+ShenandoahAllocFailureALot 78 * TestAllocIntArrays 79 * 80 * @run main/othervm -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions -Xmx1g -Xms1g 81 * -XX:+UseShenandoahGC -XX:ShenandoahGCHeuristics=aggressive 82 * TestAllocIntArrays 83 * 84 * @run main/othervm -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions -Xmx1g -Xms1g 85 * -XX:+UseShenandoahGC -XX:ShenandoahGCHeuristics=adaptive 86 * -XX:+ShenandoahVerify 87 * TestAllocIntArrays 88 * 89 * @run main/othervm -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions -Xmx1g -Xms1g 90 * -XX:+UseShenandoahGC -XX:ShenandoahGCHeuristics=adaptive 91 * TestAllocIntArrays 92 * 93 * @run main/othervm -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions -Xmx1g -Xms1g 94 * -XX:+UseShenandoahGC -XX:ShenandoahGCHeuristics=static 95 * TestAllocIntArrays 96 * 97 * @run main/othervm -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions -Xmx1g -Xms1g 98 * -XX:+UseShenandoahGC -XX:ShenandoahGCHeuristics=compact 99 * TestAllocIntArrays 100 * 101 * @run main/othervm -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions -Xmx1g -Xms1g 102 * -XX:+UseShenandoahGC 103 * -XX:-UseTLAB -XX:+ShenandoahVerify 104 * TestAllocIntArrays 105 */ 106 107 /* 108 * @test TestAllocIntArrays 109 * @summary Acceptance tests: collector can withstand allocation 110 * @key randomness 111 * @requires vm.gc.Shenandoah & !vm.graal.enabled 112 * @library /test/lib 113 * 114 * @run main/othervm -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions -Xmx1g -Xms1g 115 * -XX:+UseShenandoahGC -XX:ShenandoahGCMode=iu -XX:ShenandoahGCHeuristics=aggressive 116 * -XX:+ShenandoahOOMDuringEvacALot -XX:+ShenandoahVerify 117 * TestAllocIntArrays 118 * 119 * @run main/othervm -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions -Xmx1g -Xms1g 120 * -XX:+UseShenandoahGC -XX:ShenandoahGCMode=iu -XX:ShenandoahGCHeuristics=aggressive 121 * -XX:+ShenandoahAllocFailureALot -XX:+ShenandoahVerify 122 * TestAllocIntArrays 123 * 124 * @run main/othervm -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions -Xmx1g -Xms1g 125 * -XX:+UseShenandoahGC -XX:ShenandoahGCMode=iu -XX:ShenandoahGCHeuristics=aggressive 126 * -XX:+ShenandoahOOMDuringEvacALot 127 * TestAllocIntArrays 128 * 129 * @run main/othervm -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions -Xmx1g -Xms1g 130 * -XX:+UseShenandoahGC -XX:ShenandoahGCMode=iu -XX:ShenandoahGCHeuristics=aggressive 131 * -XX:+ShenandoahAllocFailureALot 132 * TestAllocIntArrays 133 * 134 * @run main/othervm -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions -Xmx1g -Xms1g 135 * -XX:+UseShenandoahGC -XX:ShenandoahGCMode=iu -XX:ShenandoahGCHeuristics=aggressive 136 * TestAllocIntArrays 137 * 138 * @run main/othervm -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions -Xmx1g -Xms1g 139 * -XX:+UseShenandoahGC -XX:ShenandoahGCMode=iu 140 * -XX:+ShenandoahVerify 141 * TestAllocIntArrays 142 * 143 * @run main/othervm -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions -Xmx1g -Xms1g 144 * -XX:+UseShenandoahGC -XX:ShenandoahGCMode=iu 145 * TestAllocIntArrays 146 */ 147 148 import java.util.Random; 149 import jdk.test.lib.Utils; 150 151 public class TestAllocIntArrays { 152 153 static final long TARGET_MB = Long.getLong("target", 10_000); // 10 Gb allocation 154 155 static volatile Object sink; 156 157 public static void main(String[] args) throws Exception { 158 final int min = 0; 159 final int max = 384 * 1024; 160 long count = TARGET_MB * 1024 * 1024 / (16 + 4 * (min + (max - min) / 2)); 161 162 Random r = Utils.getRandomInstance(); 163 for (long c = 0; c < count; c++) { 164 sink = new int[min + r.nextInt(max - min)]; 165 } 166 } 167 168 }