1 /* 2 * Copyright (c) 2015, 2019, Oracle and/or its affiliates. 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 package gc.parallel; 25 26 /* 27 * @test TestPrintGCDetailsVerbose 28 * @bug 8016740 8177963 29 * @summary Tests that jvm with maximally verbose GC logging does not crash when ParOldGC has no memory 30 * @key gc 31 * @requires vm.gc.Parallel 32 * @modules java.base/jdk.internal.misc 33 * @run main/othervm -Xmx50m -XX:+UseParallelGC -Xlog:gc*=trace gc.parallel.TestPrintGCDetailsVerbose 34 * @run main/othervm -Xmx50m -XX:+UseParallelGC -XX:GCTaskTimeStampEntries=1 -Xlog:gc*=trace gc.parallel.TestPrintGCDetailsVerbose 35 */ 36 public class TestPrintGCDetailsVerbose { 37 38 public static void main(String[] args) { 39 for (int t = 0; t <= 10; t++) { 40 byte a[][] = new byte[100000][]; 41 try { 42 for (int i = 0; i < a.length; i++) { 43 a[i] = new byte[100000]; 44 } 45 } catch (OutOfMemoryError oome) { 46 a = null; 47 System.out.println("OOM!"); 48 continue; 49 } 50 } 51 } 52 } 53