Mercurial > hg > truffle
comparison test/gc/logging/TestGCId.java @ 20190:0982ec23da03
8043607: Add a GC id as a log decoration similar to PrintGCTimeStamps
Reviewed-by: jwilhelm, ehelin, tschatzl
author | brutisso |
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date | Thu, 19 Jun 2014 13:31:14 +0200 |
parents | |
children | 418bb2c2b55a |
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20189:5d855d021755 | 20190:0982ec23da03 |
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1 /* | |
2 * Copyright (c) 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 TestGCId | |
26 * @bug 8043607 | |
27 * @summary Ensure that the GCId is logged | |
28 * @key gc | |
29 * @library /testlibrary | |
30 */ | |
31 | |
32 import com.oracle.java.testlibrary.ProcessTools; | |
33 import com.oracle.java.testlibrary.OutputAnalyzer; | |
34 | |
35 public class TestGCId { | |
36 public static void main(String[] args) throws Exception { | |
37 testGCId("UseParallelGC", "PrintGC"); | |
38 testGCId("UseParallelGC", "PrintGCDetails"); | |
39 | |
40 testGCId("UseG1GC", "PrintGC"); | |
41 testGCId("UseG1GC", "PrintGCDetails"); | |
42 | |
43 testGCId("UseConcMarkSweepGC", "PrintGC"); | |
44 testGCId("UseConcMarkSweepGC", "PrintGCDetails"); | |
45 | |
46 testGCId("UseSerialGC", "PrintGC"); | |
47 testGCId("UseSerialGC", "PrintGCDetails"); | |
48 } | |
49 | |
50 private static void verifyContainsGCIDs(OutputAnalyzer output) { | |
51 output.shouldMatch("^#0: \\["); | |
52 output.shouldMatch("^#1: \\["); | |
53 output.shouldHaveExitValue(0); | |
54 } | |
55 | |
56 private static void verifyContainsNoGCIDs(OutputAnalyzer output) { | |
57 output.shouldNotMatch("^#[0-9]+: \\["); | |
58 output.shouldHaveExitValue(0); | |
59 } | |
60 | |
61 private static void testGCId(String gcFlag, String logFlag) throws Exception { | |
62 // GCID logging enabled | |
63 ProcessBuilder pb_enabled = | |
64 ProcessTools.createJavaProcessBuilder("-XX:+" + gcFlag, "-XX:+" + logFlag, "-Xmx10M", "-XX:+PrintGCID", GCTest.class.getName()); | |
65 verifyContainsGCIDs(new OutputAnalyzer(pb_enabled.start())); | |
66 | |
67 // GCID logging disabled | |
68 ProcessBuilder pb_disabled = | |
69 ProcessTools.createJavaProcessBuilder("-XX:+" + gcFlag, "-XX:+" + logFlag, "-Xmx10M", "-XX:-PrintGCID", GCTest.class.getName()); | |
70 verifyContainsNoGCIDs(new OutputAnalyzer(pb_disabled.start())); | |
71 | |
72 // GCID logging default | |
73 ProcessBuilder pb_default = | |
74 ProcessTools.createJavaProcessBuilder("-XX:+" + gcFlag, "-XX:+" + logFlag, "-Xmx10M", GCTest.class.getName()); | |
75 verifyContainsGCIDs(new OutputAnalyzer(pb_default.start())); | |
76 } | |
77 | |
78 static class GCTest { | |
79 private static byte[] garbage; | |
80 public static void main(String [] args) { | |
81 System.out.println("Creating garbage"); | |
82 // create 128MB of garbage. This should result in at least one GC | |
83 for (int i = 0; i < 1024; i++) { | |
84 garbage = new byte[128 * 1024]; | |
85 } | |
86 // do a system gc to get one more gc | |
87 System.gc(); | |
88 System.out.println("Done"); | |
89 } | |
90 } | |
91 } |