test/hotspot/jtreg/gc/g1/TestNoUseHCC.java
author tschatzl
Wed, 24 Jul 2019 11:49:39 +0200
changeset 57508 28ab01c06755
permissions -rw-r--r--
8228388: Add information about dirty/skipped card for Merge HCC in G1 log Summary: Collect and print informatio about the number of processed cards during the Merge HCC phase to improve log output. Reviewed-by: kbarrett, sangheki
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/*
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 * Copyright (c) 2019, 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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package gc.g1;
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/*
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 * @test TestNoUseHCC
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 * @summary Check that G1 survives a GC without HCC enabled
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 * @requires vm.gc.G1
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 * @key gc
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 * @modules java.base/jdk.internal.misc
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 * @library /test/lib
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 * @build sun.hotspot.WhiteBox
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 * @run driver ClassFileInstaller sun.hotspot.WhiteBox
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 * @run main/othervm -Xbootclasspath/a:. -Xlog:gc+phases=debug -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI -XX:+UseG1GC -Xmx64M -XX:G1ConcRSLogCacheSize=0 gc.g1.TestNoUseHCC
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 */
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import sun.hotspot.WhiteBox;
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public class TestNoUseHCC {
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    private static final WhiteBox WB = WhiteBox.getWhiteBox();
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    public static void main(String [] args) {
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        WB.youngGC();
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    }
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}
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