82 lines
3.2 KiB
Java
82 lines
3.2 KiB
Java
/*
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* Copyright (c) 2014, 2022, 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 UsageThresholdExceededTest
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* @summary verifying that getUsageThresholdCount() returns correct value
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* after threshold has been hit
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* @library /test/lib /
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* @modules java.base/jdk.internal.misc
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* java.management
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*
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* @build jdk.test.whitebox.WhiteBox
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* @run driver jdk.test.lib.helpers.ClassFileInstaller jdk.test.whitebox.WhiteBox
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* @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions
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* -XX:+WhiteBoxAPI -XX:-UseCodeCacheFlushing -XX:-MethodFlushing
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* -XX:CompileCommand=compileonly,null::*
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* -XX:+SegmentedCodeCache
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* compiler.codecache.jmx.UsageThresholdExceededTest
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* @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions
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* -XX:+WhiteBoxAPI -XX:-UseCodeCacheFlushing -XX:-MethodFlushing
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* -XX:CompileCommand=compileonly,null::*
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* -XX:-SegmentedCodeCache
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* compiler.codecache.jmx.UsageThresholdExceededTest
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*/
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package compiler.codecache.jmx;
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import jdk.test.whitebox.code.BlobType;
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import java.lang.management.MemoryPoolMXBean;
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public class UsageThresholdExceededTest {
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protected final int iterations;
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private final BlobType btype;
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public UsageThresholdExceededTest(BlobType btype, int iterations) {
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this.btype = btype;
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this.iterations = iterations;
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}
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public static void main(String[] args) {
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int iterationsCount = Integer.getInteger("jdk.test.lib.iterations", 1);
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for (BlobType btype : BlobType.getAvailable()) {
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if (CodeCacheUtils.isCodeHeapPredictable(btype)) {
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new UsageThresholdExceededTest(btype, iterationsCount).runTest();
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}
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}
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}
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protected void runTest() {
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MemoryPoolMXBean bean = btype.getMemoryPool();
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long oldValue = bean.getUsageThresholdCount();
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for (int i = 0; i < iterations; i++) {
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CodeCacheUtils.hitUsageThreshold(bean, btype);
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}
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CodeCacheUtils.assertEQorGTE(btype, bean.getUsageThresholdCount(), oldValue + iterations,
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"Unexpected threshold usage count");
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System.out.printf("INFO: Scenario finished successfully for %s%n", bean.getName());
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}
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}
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