Mercurial > hg > graal-jvmci-8
view test/runtime/memory/LargePages/TestLargePageSizeInBytes.java @ 24140:d4858e92c9b1
[GR-4077] support Graal.SDK on the boot class path and Truffle on a class path invisible to apps but visible to JVMCI
author | Doug Simon <doug.simon@oracle.com> |
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date | Tue, 13 Jun 2017 14:22:54 +0200 |
parents | 41a855ff6305 |
children |
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/* * Copyright (c) 2014, 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 TestLargePageSizeInBytes * @summary Tests that the flag -XX:LargePageSizeInBytes does not cause warnings on Solaris * @bug 8049536 * @library /testlibrary * @run driver TestLargePageSizeInBytes */ import com.oracle.java.testlibrary.OutputAnalyzer; import com.oracle.java.testlibrary.Platform; import com.oracle.java.testlibrary.ProcessTools; public class TestLargePageSizeInBytes { private static long M = 1024L * 1024L; private static long G = 1024L * M; public static void main(String[] args) throws Exception { if (!Platform.isSolaris()) { // We only use the syscall mencntl on Solaris return; } testLargePageSizeInBytes(4 * M); testLargePageSizeInBytes(256 * M); testLargePageSizeInBytes(512 * M); testLargePageSizeInBytes(2 * G); } private static void testLargePageSizeInBytes(long size) throws Exception { ProcessBuilder pb = ProcessTools.createJavaProcessBuilder("-XX:+UseLargePages", "-XX:LargePageSizeInBytes=" + size, "-version"); OutputAnalyzer out = new OutputAnalyzer(pb.start()); out.shouldNotContain("Attempt to use MPSS failed."); out.shouldHaveExitValue(0); } }