1 /* 2 * Copyright (c) 2017, 2019, 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 package gc; 25 26 /* @test TestAllocateHeapAtMultiple.java 27 * @key gc 28 * @summary Test to check allocation of Java Heap with AllocateHeapAt option. Has multiple sub-tests to cover different code paths. 29 * @library /test/lib 30 * @modules java.base/jdk.internal.misc 31 * @requires vm.bits == "64" & vm.gc != "Z" & os.family != "aix" 32 * @run main/timeout=360 gc.TestAllocateHeapAtMultiple 33 */ 34 35 import jdk.test.lib.JDKToolFinder; 36 import jdk.test.lib.process.ProcessTools; 37 import jdk.test.lib.process.OutputAnalyzer; 38 import java.util.ArrayList; 39 import java.util.Collections; 40 41 public class TestAllocateHeapAtMultiple { 42 public static void main(String args[]) throws Exception { 43 ArrayList<String> vmOpts = new ArrayList<>(); 44 String[] testVmOpts = null; 45 46 String test_dir = System.getProperty("test.dir", "."); 47 48 String testVmOptsStr = System.getProperty("test.java.opts"); 49 if (!testVmOptsStr.isEmpty()) { 50 testVmOpts = testVmOptsStr.split(" "); 51 } 52 53 // Extra options for each of the sub-tests 54 String[] extraOptsList = new String[] { 55 "-Xmx32m -Xms32m -XX:+UseCompressedOops", // 1. With compressedoops enabled. 56 "-Xmx32m -Xms32m -XX:-UseCompressedOops", // 2. With compressedoops disabled. 57 "-Xmx32m -Xms32m -XX:HeapBaseMinAddress=3g", // 3. With user specified HeapBaseMinAddress. 58 "-Xmx4g -Xms4g", // 4. With larger heap size (UnscaledNarrowOop not possible). 59 "-Xmx4g -Xms4g -XX:+UseLargePages", // 5. Set UseLargePages. 60 "-Xmx4g -Xms4g -XX:+UseNUMA" // 6. Set UseNUMA. 61 }; 62 63 for(String extraOpts : extraOptsList) { 64 vmOpts.clear(); 65 if(testVmOpts != null) { 66 Collections.addAll(vmOpts, testVmOpts); 67 } 68 // Add extra options specific to the sub-test. 69 String[] extraOptsArray = extraOpts.split(" "); 70 if(extraOptsArray != null) { 71 Collections.addAll(vmOpts, extraOptsArray); 72 } 73 // Add common options 74 Collections.addAll(vmOpts, new String[] {"-XX:AllocateHeapAt=" + test_dir, 75 "-Xlog:gc+heap=info", 76 "-version"}); 77 78 System.out.print("Testing:\n" + JDKToolFinder.getJDKTool("java")); 79 for (int i = 0; i < vmOpts.size(); i += 1) { 80 System.out.print(" " + vmOpts.get(i)); 81 } 82 System.out.println(); 83 84 ProcessBuilder pb = 85 ProcessTools.createJavaProcessBuilder(vmOpts.toArray(new String[vmOpts.size()])); 86 OutputAnalyzer output = new OutputAnalyzer(pb.start()); 87 88 System.out.println("Output:\n" + output.getOutput()); 89 90 output.shouldContain("Successfully allocated Java heap at location"); 91 output.shouldHaveExitValue(0); 92 } 93 } 94 }