Merge

hotspot/test/gc/arguments/TestUseNUMAInterleaving.java

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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 TestUseNUMAInterleaving
+ * @summary Tests that UseNUMAInterleaving enabled for all collectors by
+ * ergonomics, on all platforms when UseNUMA feature is enabled.
+ * @bug 8059614
+ * @key gc
+ * @library /testlibrary
+ * @run driver TestUseNUMAInterleaving
+ */
+import com.oracle.java.testlibrary.ProcessTools;
+import com.oracle.java.testlibrary.OutputAnalyzer;
+
+public class TestUseNUMAInterleaving {
+
+    public static void main(String[] args) throws Exception {
+        String[] vmargs = new String[]{
+            "-XX:+UseNUMA",
+            "-XX:+PrintFlagsFinal",
+            "-version"
+        };
+        ProcessBuilder pb = ProcessTools.createJavaProcessBuilder(true, vmargs);
+        OutputAnalyzer output = new OutputAnalyzer(pb.start());
+
+        boolean isNUMAEnabled
+                = Boolean.parseBoolean(output.firstMatch(NUMA_FLAG_PATTERN, 1));
+
+        if (isNUMAEnabled) {
+            output.shouldMatch("\\bUseNUMAInterleaving\\b.*?=.*?true");
+            System.out.println(output.getStdout());
+        } else {
+            System.out.println(output.firstMatch(NUMA_FLAG_PATTERN));
+            System.out.println(output.firstMatch(NUMA_FLAG_PATTERN, 1));
+        }
+    }
+
+    private static final String NUMA_FLAG_PATTERN = "\\bUseNUMA\\b.*?=.*?([a-z]+)";
+}