| /* |
| * 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:+UseLargePages |
| */ |
| |
| /* @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:+UseLargePages -XX:LargePageSizeInBytes=1G |
| */ |
| |
| /* @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:+UseLargePages -XX:+UseSHM |
| */ |
