annotate test/runtime/NMT/JcmdWithNMTDisabled.java @ 12986:1b422ef5288a

8025728: Missing volatile specifier for field G1AllocRegion::_alloc_region Summary: The field G1AllocRegion::_alloc_region needs to be declared volatile as it is used with that intention. Otherwise the compiler may generate the code that reloads the value which might have changed in the meantime, leading to spurious crashes. Reviewed-by: iveresov, simonis, tschatzl Contributed-by: Axel Siebenborn <axel.siebenborn@sap.com>
author tschatzl
date Wed, 23 Oct 2013 10:23:06 +0200
parents 879c6de913d6
children ac12996df59b
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
7977
879c6de913d6 8005013: Add NMT tests
ctornqvi
parents:
diff changeset
1 /*
879c6de913d6 8005013: Add NMT tests
ctornqvi
parents:
diff changeset
2 * Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
879c6de913d6 8005013: Add NMT tests
ctornqvi
parents:
diff changeset
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
879c6de913d6 8005013: Add NMT tests
ctornqvi
parents:
diff changeset
4 *
879c6de913d6 8005013: Add NMT tests
ctornqvi
parents:
diff changeset
5 * This code is free software; you can redistribute it and/or modify it
879c6de913d6 8005013: Add NMT tests
ctornqvi
parents:
diff changeset
6 * under the terms of the GNU General Public License version 2 only, as
879c6de913d6 8005013: Add NMT tests
ctornqvi
parents:
diff changeset
7 * published by the Free Software Foundation.
879c6de913d6 8005013: Add NMT tests
ctornqvi
parents:
diff changeset
8 *
879c6de913d6 8005013: Add NMT tests
ctornqvi
parents:
diff changeset
9 * This code is distributed in the hope that it will be useful, but WITHOUT
879c6de913d6 8005013: Add NMT tests
ctornqvi
parents:
diff changeset
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
879c6de913d6 8005013: Add NMT tests
ctornqvi
parents:
diff changeset
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
879c6de913d6 8005013: Add NMT tests
ctornqvi
parents:
diff changeset
12 * version 2 for more details (a copy is included in the LICENSE file that
879c6de913d6 8005013: Add NMT tests
ctornqvi
parents:
diff changeset
13 * accompanied this code).
879c6de913d6 8005013: Add NMT tests
ctornqvi
parents:
diff changeset
14 *
879c6de913d6 8005013: Add NMT tests
ctornqvi
parents:
diff changeset
15 * You should have received a copy of the GNU General Public License version
879c6de913d6 8005013: Add NMT tests
ctornqvi
parents:
diff changeset
16 * 2 along with this work; if not, write to the Free Software Foundation,
879c6de913d6 8005013: Add NMT tests
ctornqvi
parents:
diff changeset
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
879c6de913d6 8005013: Add NMT tests
ctornqvi
parents:
diff changeset
18 *
879c6de913d6 8005013: Add NMT tests
ctornqvi
parents:
diff changeset
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
879c6de913d6 8005013: Add NMT tests
ctornqvi
parents:
diff changeset
20 * or visit www.oracle.com if you need additional information or have any
879c6de913d6 8005013: Add NMT tests
ctornqvi
parents:
diff changeset
21 * questions.
879c6de913d6 8005013: Add NMT tests
ctornqvi
parents:
diff changeset
22 */
879c6de913d6 8005013: Add NMT tests
ctornqvi
parents:
diff changeset
23
879c6de913d6 8005013: Add NMT tests
ctornqvi
parents:
diff changeset
24 /*
879c6de913d6 8005013: Add NMT tests
ctornqvi
parents:
diff changeset
25 * @test
879c6de913d6 8005013: Add NMT tests
ctornqvi
parents:
diff changeset
26 * @key nmt jcmd
879c6de913d6 8005013: Add NMT tests
ctornqvi
parents:
diff changeset
27 * @summary Verify that jcmd correctly reports that NMT is not enabled
879c6de913d6 8005013: Add NMT tests
ctornqvi
parents:
diff changeset
28 * @library /testlibrary
879c6de913d6 8005013: Add NMT tests
ctornqvi
parents:
diff changeset
29 * First run without enabling NMT
879c6de913d6 8005013: Add NMT tests
ctornqvi
parents:
diff changeset
30 * @run main/othervm JcmdWithNMTDisabled
879c6de913d6 8005013: Add NMT tests
ctornqvi
parents:
diff changeset
31 * Then run with explicitly disabling NMT, should not be any difference
879c6de913d6 8005013: Add NMT tests
ctornqvi
parents:
diff changeset
32 * @run main/othervm -XX:NativeMemoryTracking=off JcmdWithNMTDisabled
879c6de913d6 8005013: Add NMT tests
ctornqvi
parents:
diff changeset
33 */
879c6de913d6 8005013: Add NMT tests
ctornqvi
parents:
diff changeset
34
879c6de913d6 8005013: Add NMT tests
ctornqvi
parents:
diff changeset
35 import com.oracle.java.testlibrary.*;
879c6de913d6 8005013: Add NMT tests
ctornqvi
parents:
diff changeset
36
879c6de913d6 8005013: Add NMT tests
ctornqvi
parents:
diff changeset
37 public class JcmdWithNMTDisabled {
879c6de913d6 8005013: Add NMT tests
ctornqvi
parents:
diff changeset
38 static ProcessBuilder pb = new ProcessBuilder();
879c6de913d6 8005013: Add NMT tests
ctornqvi
parents:
diff changeset
39 static String pid;
879c6de913d6 8005013: Add NMT tests
ctornqvi
parents:
diff changeset
40
879c6de913d6 8005013: Add NMT tests
ctornqvi
parents:
diff changeset
41 public static void main(String args[]) throws Exception {
879c6de913d6 8005013: Add NMT tests
ctornqvi
parents:
diff changeset
42 // Grab my own PID
879c6de913d6 8005013: Add NMT tests
ctornqvi
parents:
diff changeset
43 pid = Integer.toString(ProcessTools.getProcessId());
879c6de913d6 8005013: Add NMT tests
ctornqvi
parents:
diff changeset
44
879c6de913d6 8005013: Add NMT tests
ctornqvi
parents:
diff changeset
45 jcmdCommand("summary");
879c6de913d6 8005013: Add NMT tests
ctornqvi
parents:
diff changeset
46 jcmdCommand("detail");
879c6de913d6 8005013: Add NMT tests
ctornqvi
parents:
diff changeset
47 jcmdCommand("baseline");
879c6de913d6 8005013: Add NMT tests
ctornqvi
parents:
diff changeset
48 jcmdCommand("summary.diff");
879c6de913d6 8005013: Add NMT tests
ctornqvi
parents:
diff changeset
49 jcmdCommand("detail.diff");
879c6de913d6 8005013: Add NMT tests
ctornqvi
parents:
diff changeset
50 jcmdCommand("scale=GB");
879c6de913d6 8005013: Add NMT tests
ctornqvi
parents:
diff changeset
51 jcmdCommand("shutdown");
879c6de913d6 8005013: Add NMT tests
ctornqvi
parents:
diff changeset
52 }
879c6de913d6 8005013: Add NMT tests
ctornqvi
parents:
diff changeset
53
879c6de913d6 8005013: Add NMT tests
ctornqvi
parents:
diff changeset
54 // Helper method for invoking different jcmd calls, all should fail with the same message saying NMT is not enabled
879c6de913d6 8005013: Add NMT tests
ctornqvi
parents:
diff changeset
55 public static void jcmdCommand(String command) throws Exception {
879c6de913d6 8005013: Add NMT tests
ctornqvi
parents:
diff changeset
56
879c6de913d6 8005013: Add NMT tests
ctornqvi
parents:
diff changeset
57 pb.command(new String[] { JDKToolFinder.getJDKTool("jcmd"), pid, "VM.native_memory", command});
879c6de913d6 8005013: Add NMT tests
ctornqvi
parents:
diff changeset
58 OutputAnalyzer output = new OutputAnalyzer(pb.start());
879c6de913d6 8005013: Add NMT tests
ctornqvi
parents:
diff changeset
59
879c6de913d6 8005013: Add NMT tests
ctornqvi
parents:
diff changeset
60 // Verify that jcmd reports that NMT is not enabled
879c6de913d6 8005013: Add NMT tests
ctornqvi
parents:
diff changeset
61 output.shouldContain("Native memory tracking is not enabled");
879c6de913d6 8005013: Add NMT tests
ctornqvi
parents:
diff changeset
62 }
879c6de913d6 8005013: Add NMT tests
ctornqvi
parents:
diff changeset
63 }