1 /*
   2  * Copyright (c) 2013, 2018, 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
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  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 Verify PrintNMTStatistics on normal JVM exit for detail and summary tracking level
  29  * @modules java.base/jdk.internal.misc
  30  * @library /test/lib
  31  */
  32 
  33 import jdk.test.lib.process.ProcessTools;
  34 import jdk.test.lib.process.OutputAnalyzer;
  35 
  36 public class PrintNMTStatistics {
  37 
  38     public static void main(String args[]) throws Exception {
  39 
  40     ProcessBuilder pb = ProcessTools.createJavaProcessBuilder(
  41       "-XX:+UnlockDiagnosticVMOptions",
  42       "-XX:+PrintNMTStatistics",
  43       "-XX:NativeMemoryTracking=detail",
  44       "-version");
  45 
  46     OutputAnalyzer output_detail = new OutputAnalyzer(pb.start());
  47     output_detail.shouldContain("Virtual memory map:");
  48     output_detail.shouldContain("Details:");
  49     output_detail.shouldHaveExitValue(0);
  50 
  51     // Make sure memory reserved for Module processing is recorded.
  52     output_detail.shouldContain(" Module (reserved=");
  53 
  54     ProcessBuilder pb1 = ProcessTools.createJavaProcessBuilder(
  55       "-XX:+UnlockDiagnosticVMOptions",
  56       "-XX:+PrintNMTStatistics",
  57       "-XX:NativeMemoryTracking=summary",
  58       "-version");
  59 
  60     OutputAnalyzer output_summary = new OutputAnalyzer(pb1.start());
  61     output_summary.shouldContain("Java Heap (reserved=");
  62     output_summary.shouldNotContain("Virtual memory map:");
  63     output_summary.shouldNotContain("Details:");
  64     output_summary.shouldHaveExitValue(0);
  65     }
  66 }