jdk8-mips64-public/hotspot: test/runtime/NMT/PrintNMTStatistics.java@f90c822e73f8

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http://hg.openjdk.java.net/jdk8u/jdk8u/hotspot/
changeset: 6782:28b50d07f6f8
tag: jdk8u25-b17

     1 /*

     2  * Copyright (c) 2013, 2014 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  */

    24 /*

    25  * @test

    26  * @key nmt regression

    27  * @bug 8005936

    28  * @summary Make sure PrintNMTStatistics works on normal JVM exit

    29  * @library /testlibrary /testlibrary/whitebox

    30  * @build PrintNMTStatistics

    31  * @run main ClassFileInstaller sun.hotspot.WhiteBox

    32  * @run main PrintNMTStatistics

    33  */

    35 import com.oracle.java.testlibrary.*;

    37 import java.util.regex.Matcher;

    38 import java.util.regex.Pattern;

    39 import sun.hotspot.WhiteBox;

    41 public class PrintNMTStatistics {

    43   public static void main(String args[]) throws Exception {

    45     // We start a new java process running with an argument and use WB API to ensure

    46     // we have data for NMT on VM exit

    47     if (args.length > 0) {

    48       // Use WB API to ensure that all data has been merged before we continue

    49       if (!WhiteBox.getWhiteBox().NMTWaitForDataMerge()) {

    50         throw new Exception("Call to WB API NMTWaitForDataMerge() failed");

    51       }

    52       return;

    53     }

    55     ProcessBuilder pb = ProcessTools.createJavaProcessBuilder(

    56         "-XX:+UnlockDiagnosticVMOptions",

    57         "-Xbootclasspath/a:.",

    58         "-XX:+WhiteBoxAPI",

    59         "-XX:NativeMemoryTracking=summary",

    60         "-XX:+PrintNMTStatistics",

    61         "PrintNMTStatistics",

    62         "test");

    64     OutputAnalyzer output = new OutputAnalyzer(pb.start());

    65     output.shouldContain("Java Heap (reserved=");

    66     output.shouldNotContain("error");

    67     output.shouldHaveExitValue(0);

    68   }

    69 }

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