| /* |
| * Copyright (c) 2021 SAP SE. 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 |
| * @summary Test verifies that -XX:HeapDumpGzipLevel=0 works |
| * @library /test/lib |
| * @run driver/timeout=240 TestGZippedHeapDumpOnOutOfMemoryError run 0 |
| */ |
| |
| /* |
| * @test |
| * @summary Test verifies that -XX:HeapDumpGzipLevel=1 works |
| * @library /test/lib |
| * @run driver/timeout=240 TestGZippedHeapDumpOnOutOfMemoryError run 1 |
| */ |
| |
| import jdk.test.lib.Asserts; |
| import jdk.test.lib.hprof.HprofParser; |
| import jdk.test.lib.process.ProcessTools; |
| import jdk.test.lib.process.OutputAnalyzer; |
| |
| import java.io.File; |
| |
| public class TestGZippedHeapDumpOnOutOfMemoryError { |
| |
| static volatile Object[] oa; |
| |
| public static void main(String[] args) throws Exception { |
| if (args.length == 2) { |
| test(Integer.parseInt(args[1])); |
| return; |
| } |
| |
| try { |
| oa = new Object[Integer.MAX_VALUE]; |
| throw new Error("OOME not triggered"); |
| } catch (OutOfMemoryError err) { |
| // Ignore |
| } |
| } |
| |
| static void test(int level) throws Exception { |
| ProcessBuilder pb = ProcessTools.createJavaProcessBuilder( |
| "-XX:+HeapDumpOnOutOfMemoryError", |
| "-XX:HeapDumpGzipLevel=" + level, |
| "-Xmx128M", |
| TestGZippedHeapDumpOnOutOfMemoryError.class.getName()); |
| |
| Process proc = pb.start(); |
| String heapdumpFilename = "java_pid" + proc.pid() + ".hprof" + (level > 0 ? ".gz" : ""); |
| OutputAnalyzer output = new OutputAnalyzer(proc); |
| output.stdoutShouldNotBeEmpty(); |
| output.shouldContain("Dumping heap to " + heapdumpFilename); |
| File dump = new File(heapdumpFilename); |
| Asserts.assertTrue(dump.exists() && dump.isFile(), |
| "Could not find dump file " + dump.getAbsolutePath()); |
| |
| HprofParser.parse(new File(heapdumpFilename)); |
| System.out.println("PASSED"); |
| } |
| |
| } |