| /* |
| * Copyright (c) 2017, 2018, Red Hat, Inc. 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. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| /** |
| * @test TestDieWithHeapDump |
| * @key gc |
| * @requires vm.gc.Epsilon & !vm.graal.enabled |
| * @summary Epsilon GC should die on heap exhaustion with error handler attached |
| * @library /test/lib |
| * @run main TestDieWithHeapDump |
| */ |
| |
| import java.io.*; |
| import jdk.test.lib.process.OutputAnalyzer; |
| import jdk.test.lib.process.ProcessTools; |
| |
| public class TestDieWithHeapDump { |
| |
| public static void passWith(String... args) throws Exception { |
| ProcessBuilder pb = ProcessTools.createJavaProcessBuilder(args); |
| OutputAnalyzer out = new OutputAnalyzer(pb.start()); |
| out.shouldNotContain("OutOfMemoryError"); |
| out.shouldHaveExitValue(0); |
| } |
| |
| public static void failWith(String... args) throws Exception { |
| ProcessBuilder pb = ProcessTools.createJavaProcessBuilder(args); |
| Process p = pb.start(); |
| OutputAnalyzer out = new OutputAnalyzer(p); |
| out.shouldContain("OutOfMemoryError"); |
| if (out.getExitValue() == 0) { |
| throw new IllegalStateException("Should have failed with non-zero exit code"); |
| } |
| String heapDump = "java_pid" + p.pid() + ".hprof"; |
| if (!new File(heapDump).exists()) { |
| throw new IllegalStateException("Should have produced the heap dump at: " + heapDump); |
| } |
| } |
| |
| public static void main(String[] args) throws Exception { |
| passWith("-Xmx128m", |
| "-XX:+UnlockExperimentalVMOptions", |
| "-XX:+UseEpsilonGC", |
| "-Dcount=1", |
| "-XX:+HeapDumpOnOutOfMemoryError", |
| TestDieWithHeapDump.Workload.class.getName()); |
| |
| failWith("-Xmx128m", |
| "-XX:+UnlockExperimentalVMOptions", |
| "-XX:+UseEpsilonGC", |
| "-XX:+HeapDumpOnOutOfMemoryError", |
| TestDieWithHeapDump.Workload.class.getName()); |
| |
| failWith("-Xmx128m", |
| "-Xint", |
| "-XX:+UnlockExperimentalVMOptions", |
| "-XX:+UseEpsilonGC", |
| "-XX:+HeapDumpOnOutOfMemoryError", |
| TestDieWithHeapDump.Workload.class.getName()); |
| |
| failWith("-Xmx128m", |
| "-Xbatch", |
| "-Xcomp", |
| "-XX:+UnlockExperimentalVMOptions", |
| "-XX:+UseEpsilonGC", |
| "-XX:+HeapDumpOnOutOfMemoryError", |
| TestDieWithHeapDump.Workload.class.getName()); |
| |
| failWith("-Xmx128m", |
| "-Xbatch", |
| "-Xcomp", |
| "-XX:TieredStopAtLevel=1", |
| "-XX:+UnlockExperimentalVMOptions", |
| "-XX:+UseEpsilonGC", |
| "-XX:+HeapDumpOnOutOfMemoryError", |
| TestDieWithHeapDump.Workload.class.getName()); |
| |
| failWith("-Xmx128m", |
| "-Xbatch", |
| "-Xcomp", |
| "-XX:-TieredCompilation", |
| "-XX:+UnlockExperimentalVMOptions", |
| "-XX:+UseEpsilonGC", |
| "-XX:+HeapDumpOnOutOfMemoryError", |
| TestDieWithHeapDump.Workload.class.getName()); |
| } |
| |
| public static class Workload { |
| static int COUNT = Integer.getInteger("count", 1_000_000_000); // ~24 GB allocation |
| |
| static volatile Object sink; |
| |
| public static void main(String... args) { |
| for (int c = 0; c < COUNT; c++) { |
| sink = new Object(); |
| } |
| } |
| } |
| |
| } |