65 lines
2.5 KiB
Java
65 lines
2.5 KiB
Java
/*
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* Copyright (c) 2011, 2013, 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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import java.io.*;
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public class RedefineBigClassApp {
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/**
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* Memory leak is assumed, if application consumes more than specified amount of memory during its execution.
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* The number is given in KB.
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*/
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private static final long MEM_LEAK_THRESHOLD = 32 * 1024; // 32MB
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public static void main(String[] args) throws Exception {
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System.out.println("Creating instance of " +
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RedefineBigClassAgent.clz);
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RedefineBigClassAgent.clz.newInstance();
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// Do a short warmup before creating the NMT baseline
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try {
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Thread.sleep(5 * 1000);
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} catch (InterruptedException ie) {
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}
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NMTHelper.baseline();
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int count = 0;
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while (!RedefineBigClassAgent.doneRedefining) {
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System.out.println("App loop count: " + ++count);
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try {
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Thread.sleep(10 * 1000);
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} catch (InterruptedException ie) {
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}
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}
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System.out.println("App looped " + count + " times.");
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long committedDiff = NMTHelper.committedDiff();
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if (committedDiff > MEM_LEAK_THRESHOLD) {
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throw new Exception("FAIL: Committed memory usage increased by " + committedDiff + "KB " +
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"(greater than " + MEM_LEAK_THRESHOLD + "KB)");
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}
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System.err.println("PASS: Committed memory usage increased by " + committedDiff + "KB " +
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"(not greater than " + MEM_LEAK_THRESHOLD + "KB)");
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}
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}
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