author | chegar |
Thu, 17 Oct 2019 20:54:25 +0100 | |
branch | datagramsocketimpl-branch |
changeset 58679 | 9c3209ff7550 |
parent 58678 | 9cf78a70fa4f |
parent 55606 | 78a2b1bb15cf |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2017, 2018, Red Hat, Inc. All rights reserved. |
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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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/* |
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* @test TestRetainObjects |
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* @summary Acceptance tests: collector can deal with retained objects |
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* @key gc |
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* @requires vm.gc.Shenandoah & !vm.graal.enabled |
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* |
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* @run main/othervm -Xmx1g -Xms1g -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions |
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* -XX:+UseShenandoahGC -XX:ShenandoahGCMode=passive |
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* -XX:+ShenandoahDegeneratedGC -XX:+ShenandoahVerify |
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* TestRetainObjects |
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* |
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* @run main/othervm -Xmx1g -Xms1g -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions |
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* -XX:+UseShenandoahGC -XX:ShenandoahGCMode=passive |
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* -XX:-ShenandoahDegeneratedGC -XX:+ShenandoahVerify |
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* TestRetainObjects |
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* |
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* @run main/othervm -Xmx1g -Xms1g -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions |
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* -XX:+UseShenandoahGC -XX:ShenandoahGCMode=passive |
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* -XX:+ShenandoahDegeneratedGC |
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* TestRetainObjects |
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* |
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* @run main/othervm -Xmx1g -Xms1g -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions |
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* -XX:+UseShenandoahGC -XX:ShenandoahGCMode=passive |
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* -XX:-ShenandoahDegeneratedGC |
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* TestRetainObjects |
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*/ |
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/* |
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* @test TestRetainObjects |
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* @summary Acceptance tests: collector can deal with retained objects |
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* @key gc |
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* @requires vm.gc.Shenandoah & !vm.graal.enabled |
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* |
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* @run main/othervm -Xmx1g -Xms1g -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions |
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* -XX:+UseShenandoahGC -XX:ShenandoahGCHeuristics=aggressive |
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* -XX:+ShenandoahOOMDuringEvacALot |
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* TestRetainObjects |
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* @run main/othervm -Xmx1g -Xms1g -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions |
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* -XX:+UseShenandoahGC -XX:ShenandoahGCHeuristics=aggressive |
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* -XX:+ShenandoahAllocFailureALot |
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* TestRetainObjects |
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* @run main/othervm -Xmx1g -Xms1g -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions |
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* -XX:+UseShenandoahGC -XX:ShenandoahGCHeuristics=aggressive |
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* TestRetainObjects |
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* @run main/othervm -Xmx1g -Xms1g -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions |
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* -XX:+UseShenandoahGC -XX:ShenandoahGCHeuristics=adaptive |
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* -XX:+ShenandoahVerify |
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* TestRetainObjects |
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* -XX:+UseShenandoahGC -XX:ShenandoahGCHeuristics=adaptive |
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* TestRetainObjects |
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* -XX:-UseTLAB -XX:+ShenandoahVerify |
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*/ |
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/* |
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* @test TestRetainObjects |
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* @summary Acceptance tests: collector can deal with retained objects |
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* @key gc |
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* -XX:+UseShenandoahGC -XX:ShenandoahGCMode=traversal -XX:ShenandoahGCHeuristics=aggressive |
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* -XX:+UseShenandoahGC -XX:ShenandoahGCMode=traversal -XX:ShenandoahGCHeuristics=aggressive |
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* TestRetainObjects |
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* |
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* @run main/othervm -Xmx1g -Xms1g -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions |
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* -XX:+UseShenandoahGC -XX:ShenandoahGCMode=traversal |
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* -XX:+ShenandoahVerify |
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* TestRetainObjects |
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* |
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* @run main/othervm -Xmx1g -Xms1g -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions |
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* -XX:+UseShenandoahGC -XX:ShenandoahGCMode=traversal |
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* TestRetainObjects |
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*/ |
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public class TestRetainObjects { |
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static final int COUNT = 10_000_000; |
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static final int WINDOW = 10_000; |
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static final String[] reachable = new String[WINDOW]; |
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public static void main(String[] args) throws Exception { |
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int rIdx = 0; |
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for (int c = 0; c < COUNT; c++) { |
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reachable[rIdx] = ("LargeString" + c); |
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rIdx++; |
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if (rIdx >= WINDOW) { |
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rIdx = 0; |
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} |
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} |
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} |
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} |