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8006628: NEED_TEST for JDK-8002870

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Regression test for 8000311. Verifies that PLABStats works with zero parallel GC threads.

Reviewed-by: jmasa, johnc
This commit is contained in:
Filipp Zhinkin 2013-02-19 16:22:28 -08:00 committed by John Cuthbertson
parent 95bd43cd0a
commit bfe250c236
1 changed files with 42 additions and 0 deletions
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hotspot/test/gc/8000311/Test8000311.java Normal file
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/*
* Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
/**
* @test Test8000311
* @key gc
* @bug 8000311
* @summary G1: ParallelGCThreads==0 broken
* @run main/othervm -XX:+UseG1GC -XX:ParallelGCThreads=0 -XX:+ResizePLAB -XX:+ExplicitGCInvokesConcurrent Test8000311
* @author filipp.zhinkin@oracle.com
*/
import java.util.*;
public class Test8000311 {
public static void main(String args[]) {
for(int i = 0; i<100; i++) {
byte[] garbage = new byte[1000];
System.gc();
}
}
}