--- /dev/null 2016-11-14 10:23:10.814783535 +0100 +++ new/test/gc/g1/TestSharedArchiveWithPreTouch.java 2016-11-18 09:18:43.526779902 +0100 @@ -0,0 +1,65 @@ +/* + * Copyright (c) 2016, 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 + * @bug 8169703 + * @summary Verifies that dumping and loading a CDS archive succeeds with AlwaysPreTouch + * @requires vm.gc.G1 + * @key gc + * @key regression + * @library /test/lib + */ + +import jdk.test.lib.Platform; +import jdk.test.lib.process.ProcessTools; +import jdk.test.lib.process.OutputAnalyzer; + +public class TestSharedArchiveWithPreTouch { + public static void main(String[] args) throws Exception { + ProcessBuilder pb; + pb = ProcessTools.createJavaProcessBuilder( + Platform.is64bit() ? "-XX:+UseCompressedClassPointers" : "", + Platform.is64bit() ? "-XX:+UseCompressedOops" : "", + "-XX:+UseG1GC", "-XX:+AlwaysPreTouch", + "-XX:SharedArchiveFile=./CDSCompressedKPtrs.jsa", "-Xshare:dump"); + OutputAnalyzer output = new OutputAnalyzer(pb.start()); + try { + output.shouldContain("Loading classes to share"); + output.shouldHaveExitValue(0); + + pb = ProcessTools.createJavaProcessBuilder( + Platform.is64bit() ? "-XX:+UseCompressedClassPointers" : "", + Platform.is64bit() ? "-XX:+UseCompressedOops" : "", + "-XX:+UseG1GC", "-XX:+AlwaysPreTouch", + "-XX:SharedArchiveFile=./CDSCompressedKPtrs.jsa", "-Xshare:on", "-version"); + output = new OutputAnalyzer(pb.start()); + output.shouldContain("sharing"); + output.shouldHaveExitValue(0); + } catch (RuntimeException e) { + // Report 'passed' if CDS was turned off. + output.shouldContain("Unable to use shared archive"); + output.shouldHaveExitValue(1); + } + } +}