| /* |
| * Copyright (c) 2015, 2016, Oracle and/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. |
| * |
| * 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 TestCrashOnOutOfMemoryError |
| * @summary Test using -XX:+CrashOnOutOfMemoryError |
| * @modules java.base/jdk.internal.misc |
| * @library /test/lib |
| * @run driver TestCrashOnOutOfMemoryError |
| * @bug 8138745 |
| */ |
| |
| import jdk.test.lib.process.OutputAnalyzer; |
| import jdk.test.lib.process.ProcessTools; |
| import java.io.BufferedReader; |
| import java.io.File; |
| import java.io.FileInputStream; |
| import java.io.InputStreamReader; |
| import java.io.IOException; |
| |
| public class TestCrashOnOutOfMemoryError { |
| |
| public static void main(String[] args) throws Exception { |
| if (args.length == 1) { |
| // This should guarantee to throw: |
| // java.lang.OutOfMemoryError: Requested array size exceeds VM limit |
| try { |
| Object[] oa = new Object[Integer.MAX_VALUE]; |
| throw new Error("OOME not triggered"); |
| } catch (OutOfMemoryError err) { |
| throw new Error("OOME didn't abort JVM!"); |
| } |
| } |
| // else this is the main test |
| ProcessBuilder pb = ProcessTools.createJavaProcessBuilder("-XX:+CrashOnOutOfMemoryError", |
| "-XX:-CreateCoredumpOnCrash", "-Xmx64m", TestCrashOnOutOfMemoryError.class.getName(),"throwOOME"); |
| OutputAnalyzer output = new OutputAnalyzer(pb.start()); |
| int exitValue = output.getExitValue(); |
| if (0 == exitValue) { |
| //expecting a non zero value |
| throw new Error("Expected to get non zero exit value"); |
| } |
| |
| /* Output should look something like this. The actual text will depend on the OS and its core dump processing. |
| Aborting due to java.lang.OutOfMemoryError: Requested array size exceeds VM limit |
| # To suppress the following error report, specify this argument |
| # after -XX: or in .hotspotrc: SuppressErrorAt=/debug.cpp:303 |
| # |
| # A fatal error has been detected by the Java Runtime Environment: |
| # |
| # Internal Error (/home/cheleswer/Desktop/jdk9/dev/hotspot/src/share/vm/utilities/debug.cpp:303), pid=6212, tid=6213 |
| # fatal error: OutOfMemory encountered: Requested array size exceeds VM limit |
| # |
| # JRE version: OpenJDK Runtime Environment (9.0) (build 1.9.0-internal-debug-cheleswer_2015_10_20_14_32-b00) |
| # Java VM: OpenJDK 64-Bit Server VM (1.9.0-internal-debug-cheleswer_2015_10_20_14_32-b00, mixed mode, tiered, compressed oops, serial gc, linux-amd64) |
| # Core dump will be written. Default location: Core dumps may be processed with "/usr/share/apport/apport %p %s %c %P" (or dumping to |
| /home/cheleswer/Desktop/core.6212) |
| # |
| # An error report file with more information is saved as: |
| # /home/cheleswer/Desktop/hs_err_pid6212.log |
| # |
| # If you would like to submit a bug report, please visit: |
| # http://bugreport.java.com/bugreport/crash.jsp |
| # |
| Current thread is 6213 |
| Dumping core ... |
| Aborted (core dumped) |
| */ |
| output.shouldContain("Aborting due to java.lang.OutOfMemoryError: Requested array size exceeds VM limit"); |
| // extract hs-err file |
| String hs_err_file = output.firstMatch("# *(\\S*hs_err_pid\\d+\\.log)", 1); |
| if (hs_err_file == null) { |
| throw new Error("Did not find hs-err file in output.\n"); |
| } |
| |
| /* |
| * Check if hs_err files exist or not |
| */ |
| File f = new File(hs_err_file); |
| if (!f.exists()) { |
| throw new Error("hs-err file missing at "+ f.getAbsolutePath() + ".\n"); |
| } |
| |
| /* |
| * Checking the completness of hs_err file. If last line of hs_err file is "END" |
| * then it proves that file is complete. |
| */ |
| try (FileInputStream fis = new FileInputStream(f); |
| BufferedReader br = new BufferedReader(new InputStreamReader(fis))) { |
| String line = null; |
| String lastLine = null; |
| while ((line = br.readLine()) != null) { |
| lastLine = line; |
| } |
| if (!lastLine.equals("END.")) { |
| throw new Error("hs-err file incomplete (missing END marker.)"); |
| } else { |
| System.out.println("End marker found."); |
| } |
| } |
| System.out.println("PASSED"); |
| } |
| } |