1 /* 2 * Copyright (c) 2018, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 24 /* @test TestAllocateOldGenAtMultiple.java 25 * @key gc 26 * @summary Test to check allocation of Java Heap with AllocateOldGenAt option. Has multiple sub-tests to cover different code paths. 27 * @library /test/lib 28 * @modules java.base/jdk.internal.misc 29 * @requires vm.bits == "64" 30 * @run main TestAllocateOldGenAtMultiple -XX:+UseG1GC 31 */ 32 33 import jdk.test.lib.JDKToolFinder; 34 import jdk.test.lib.process.ProcessTools; 35 import jdk.test.lib.process.OutputAnalyzer; 36 import java.util.ArrayList; 37 import java.util.Collections; 38 39 public class TestAllocateOldGenAtMultiple { 40 public static void main(String args[]) throws Exception { 41 ArrayList<String> vmOpts = new ArrayList(); 42 String[] testVmOpts = null; 43 44 String test_dir = System.getProperty("test.dir", "."); 45 46 String testVmOptsStr = System.getProperty("test.java.opts"); 47 if (!testVmOptsStr.isEmpty()) { 48 testVmOpts = testVmOptsStr.split(" "); 49 } 50 51 // Extra options for each of the sub-tests 52 String[] extraOptsList = new String[] { 53 "-Xmx32m -Xms32m -XX:+UseCompressedOops", // 1. With compressedoops enabled. 54 "-Xmx32m -Xms32m -XX:-UseCompressedOops", // 2. With compressedoops disabled. 55 "-Xmx32m -Xms32m -XX:HeapBaseMinAddress=3g", // 3. With user specified HeapBaseMinAddress. 56 "-Xmx4g -Xms4g", // 4. With larger heap size (UnscaledNarrowOop not possible). 57 "-Xmx4g -Xms4g -XX:+UseLargePages", // 5. Set UseLargePages. 58 "-Xmx4g -Xms4g -XX:+UseNUMA" // 6. Set UseNUMA. 59 }; 60 61 for(String extraOpts : extraOptsList) { 62 vmOpts.clear(); 63 if(testVmOpts != null) { 64 Collections.addAll(vmOpts, testVmOpts); 65 } 66 // Add extra options specific to the sub-test. 67 String[] extraOptsArray = extraOpts.split(" "); 68 if(extraOptsArray != null) { 69 Collections.addAll(vmOpts, extraOptsArray); 70 } 71 // Add common options 72 Collections.addAll(vmOpts, new String[] {"-XX:+UnlockExperimentalVMOptions", 73 "-XX:AllocateOldGenAt=" + test_dir, 74 "-version"}); 75 76 System.out.print("Testing:\n" + JDKToolFinder.getJDKTool("java")); 77 for (int i = 0; i < vmOpts.size(); i += 1) { 78 System.out.print(" " + vmOpts.get(i)); 79 } 80 System.out.println(); 81 82 ProcessBuilder pb = 83 ProcessTools.createJavaProcessBuilder(vmOpts.toArray(new String[vmOpts.size()])); 84 OutputAnalyzer output = new OutputAnalyzer(pb.start()); 85 86 System.out.println("Output:\n" + output.getOutput()); 87 88 output.shouldHaveExitValue(0); 89 } 90 } 91 }