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Quelle LargePageGtests.java Sprache: JAVA |
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/* * Copyright (c) 2020, 2021, Oracle and/or its affiliates. All rights reserved. * Copyright (c) 2020 SAP SE. 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. * */ /* * This runs the parts of the gtest which make sense in large-page scenarios * (mainly os*). * Note that if these tests run on a system whose kernel supports large pages * but where no huge pages are configured, these tests are still useful. They * will test correct initialization. Later reserve calls will fail and fall * back to small pages (while complaining loudly) but this should not affect * the gtests. When tests complain, they would spew a lot of warning messages, * which could blow out the test runner Java heaps. This is why we are running * with -XX:-PrintWarnings. */ /* @test id=use-large-pages * @summary Run metaspace-related gtests for reclaim policy none (with verifications) * @requires os.family == "linux" | os.family == "windows" * @library /test/lib * @modules java.base/jdk.internal.misc * java.xml * @requires vm.flagless * @run main/native GTestWrapper --gtest_filter=os* -XX:-PrintWarnings -XX:+UseLargePag */ /* @test id=use-large-pages-1G * @summary Run metaspace-related gtests for reclaim policy none (with verifications) * @requires os.family == "linux" * @requires vm.bits == "64" * @library /test/lib * @modules java.base/jdk.internal.misc * java.xml * @requires vm.flagless * @run main/native GTestWrapper --gtest_filter=os* -XX:-PrintWarnings -XX:+UseLargePag */ /* @test id=use-large-pages-sysV * @summary Run metaspace-related gtests for reclaim policy none (with verifications) * @requires os.family == "linux" * @library /test/lib * @modules java.base/jdk.internal.misc * java.xml * @requires vm.flagless * @run main/native GTestWrapper --gtest_filter=os* -XX:-PrintWarnings -XX:+UseLargePag */
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2026-04-02