Mercurial > hg > truffle
comparison test/gc/TestGCLogRotationViaJcmd.java @ 17827:f42c10a3d4b1
7090324: gclog rotation via external tool
Summary: GC log rotation can be set via java command line, but customer sometime need to sync with OS level rotation setting.
Reviewed-by: sla, minqi, ehelin
Contributed-by: suenaga.yasumasa@lab.ntt.co.jp
author | minqi |
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date | Mon, 31 Mar 2014 13:09:35 -0700 |
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17826:d5818eeedb40 | 17827:f42c10a3d4b1 |
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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 TestGCLogRotationViaJcmd.java | |
26 * @bug 7090324 | |
27 * @summary test for gc log rotation via jcmd | |
28 * @library /testlibrary | |
29 * @run main/othervm -Xloggc:test.log -XX:+UseGCLogFileRotation -XX:NumberOfGCLogFiles=3 TestGCLogRotationViaJcmd | |
30 * | |
31 */ | |
32 import com.oracle.java.testlibrary.*; | |
33 import java.io.File; | |
34 import java.io.FilenameFilter; | |
35 | |
36 public class TestGCLogRotationViaJcmd { | |
37 | |
38 static final File currentDirectory = new File("."); | |
39 static final String LOG_FILE_NAME = "test.log"; | |
40 static final int NUM_LOGS = 3; | |
41 | |
42 static FilenameFilter logFilter = new FilenameFilter() { | |
43 @Override | |
44 public boolean accept(File dir, String name) { | |
45 return name.startsWith(LOG_FILE_NAME); | |
46 } | |
47 }; | |
48 | |
49 public static void main(String[] args) throws Exception { | |
50 // Grab the pid from the current java process | |
51 String pid = Integer.toString(ProcessTools.getProcessId()); | |
52 | |
53 // Create a JDKToolLauncher | |
54 JDKToolLauncher jcmd = JDKToolLauncher.create("jcmd") | |
55 .addToolArg(pid) | |
56 .addToolArg("GC.rotate_log"); | |
57 | |
58 for (int times = 1; times < NUM_LOGS; times++) { | |
59 // Run jcmd <pid> GC.rotate_log | |
60 ProcessBuilder pb = new ProcessBuilder(jcmd.getCommand()); | |
61 | |
62 // Make sure we didn't crash | |
63 OutputAnalyzer output = new OutputAnalyzer(pb.start()); | |
64 output.shouldHaveExitValue(0); | |
65 } | |
66 | |
67 // GC log check | |
68 File[] logs = currentDirectory.listFiles(logFilter); | |
69 if (logs.length != NUM_LOGS) { | |
70 throw new Error("There are only " + logs.length | |
71 + " logs instead " + NUM_LOGS); | |
72 } | |
73 | |
74 } | |
75 | |
76 } | |
77 |