1 /* 2 * Copyright (c) 2014, 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.arguments; 25 26 /** 27 * @test TestUseNUMAInterleaving 28 * @summary Tests that UseNUMAInterleaving enabled for all collectors by 29 * ergonomics, on all platforms when UseNUMA feature is enabled. 30 * @bug 8059614 31 * @key gc 32 * @library /test/lib 33 * @library / 34 * @modules java.base/jdk.internal.misc 35 * java.management 36 * @run driver gc.arguments.TestUseNUMAInterleaving 37 */ 38 import jdk.test.lib.process.OutputAnalyzer; 39 import jdk.test.lib.process.ProcessTools; 40 41 public class TestUseNUMAInterleaving { 42 main(String[] args)43 public static void main(String[] args) throws Exception { 44 String[] vmargs = new String[]{ 45 "-XX:+UseNUMA", 46 "-XX:+PrintFlagsFinal", 47 "-version" 48 }; 49 ProcessBuilder pb = GCArguments.createJavaProcessBuilder(true, vmargs); 50 OutputAnalyzer output = new OutputAnalyzer(pb.start()); 51 52 boolean isNUMAEnabled 53 = Boolean.parseBoolean(output.firstMatch(NUMA_FLAG_PATTERN, 1)); 54 55 if (isNUMAEnabled) { 56 output.shouldMatch("\\bUseNUMAInterleaving\\b.*?=.*?true"); 57 System.out.println(output.getStdout()); 58 } else { 59 System.out.println(output.firstMatch(NUMA_FLAG_PATTERN)); 60 System.out.println(output.firstMatch(NUMA_FLAG_PATTERN, 1)); 61 } 62 } 63 64 private static final String NUMA_FLAG_PATTERN = "\\bUseNUMA\\b.*?=.*?([a-z]+)"; 65 } 66