57d7e49ab1
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
78 lines
2.8 KiB
Java
78 lines
2.8 KiB
Java
/*
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* Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/*
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* @test TestGCLogRotationViaJcmd.java
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* @bug 7090324
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* @summary test for gc log rotation via jcmd
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* @library /testlibrary
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* @run main/othervm -Xloggc:test.log -XX:+UseGCLogFileRotation -XX:NumberOfGCLogFiles=3 TestGCLogRotationViaJcmd
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*
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*/
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import com.oracle.java.testlibrary.*;
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import java.io.File;
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import java.io.FilenameFilter;
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public class TestGCLogRotationViaJcmd {
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static final File currentDirectory = new File(".");
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static final String LOG_FILE_NAME = "test.log";
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static final int NUM_LOGS = 3;
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static FilenameFilter logFilter = new FilenameFilter() {
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@Override
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public boolean accept(File dir, String name) {
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return name.startsWith(LOG_FILE_NAME);
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}
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};
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public static void main(String[] args) throws Exception {
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// Grab the pid from the current java process
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String pid = Integer.toString(ProcessTools.getProcessId());
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// Create a JDKToolLauncher
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JDKToolLauncher jcmd = JDKToolLauncher.create("jcmd")
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.addToolArg(pid)
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.addToolArg("GC.rotate_log");
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for (int times = 1; times < NUM_LOGS; times++) {
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// Run jcmd <pid> GC.rotate_log
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ProcessBuilder pb = new ProcessBuilder(jcmd.getCommand());
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// Make sure we didn't crash
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OutputAnalyzer output = new OutputAnalyzer(pb.start());
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output.shouldHaveExitValue(0);
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}
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// GC log check
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File[] logs = currentDirectory.listFiles(logFilter);
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if (logs.length != NUM_LOGS) {
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throw new Error("There are only " + logs.length
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+ " logs instead " + NUM_LOGS);
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}
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}
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}
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