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  */
  23 
  24 /*
  25  * @test
  26  * @key nmt regression
  27  * @bug 8005936 8058606
  28  * @summary Make sure PrintNMTStatistics works on normal JVM exit for detail or summary NMT tracking level
  29  * @library /testlibrary
  30  */
  31 
  32 import com.oracle.java.testlibrary.*;
  33 
  34 import java.util.regex.Matcher;
  35 import java.util.regex.Pattern;
  36 import sun.hotspot.WhiteBox;
  37 
  38 public class PrintNMTStatistics {
  39 
  40     public static void main(String args[]) throws Exception {
  41 
  42         ProcessBuilder pb = ProcessTools.createJavaProcessBuilder(
  43           "-XX:+UnlockDiagnosticVMOptions",
  44           "-XX:+PrintNMTStatistics",
  45           "-XX:NativeMemoryTracking=detail",
  46           "-version");
  47         OutputAnalyzer output_detail = new OutputAnalyzer(pb.start());
  48         output_detail.shouldContain("Virtual memory map:");
  49         output_detail.shouldContain("Details:");
  50         output_detail.shouldNotContain("error");
  51         output_detail.shouldHaveExitValue(0);
  52 
  53         ProcessBuilder pb1 = ProcessTools.createJavaProcessBuilder(
  54           "-XX:+UnlockDiagnosticVMOptions",
  55           "-XX:+PrintNMTStatistics",
  56           "-XX:NativeMemoryTracking=summary",
  57           "-version");
  58         OutputAnalyzer output_summary = new OutputAnalyzer(pb1.start());
  59         output_summary.shouldContain("Java Heap (reserved=");
  60         output_summary.shouldNotContain("Virtual memory map:");
  61         output_summary.shouldNotContain("Details:");
  62         output_summary.shouldNotContain("error");
  63         output_summary.shouldHaveExitValue(0);
  64 }