--- old/test/TEST.groups	2015-01-20 17:14:15.573397030 +0300
+++ new/test/TEST.groups	2015-01-20 17:14:15.473396454 +0300
@@ -233,7 +233,9 @@
   gc/metaspace/G1AddMetaspaceDependency.java \
   gc/metaspace/TestMetaspacePerfCounters.java \
   gc/startup_warnings/TestG1.java \
-  gc/whitebox/TestConcMarkCycleWB.java
+  gc/whitebox/TestConcMarkCycleWB.java \
+  gc/logging/TestPrintAdaptiveSizePolicyG1GCDisabled.java \
+  gc/logging/TestPrintAdaptiveSizePolicyG1GCEnabled.java
 
 # All tests that explicitly set the serial GC
 #
--- /dev/null	2015-01-17 02:57:05.640001672 +0300
+++ new/test/gc/logging/AbstractPrintGCTest.java	2015-01-20 17:14:15.783398237 +0300
@@ -0,0 +1,75 @@
+/*
+ * Copyright (c) 2015, 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.
+ */
+
+import java.io.IOException;
+import java.nio.charset.Charset;
+import java.nio.file.Files;
+import java.nio.file.Paths;
+
+/**
+ * This is a base class for any tests which are intended to test -XX:Print*
+ * options by parsing GC log output. It encapsulates reading GC's log
+ * output from the log file and provides that output to the tests.
+ *
+ * NOTE: It assumes that the log filename is determined from the test's class
+ * name by removing leading 'Test' and adding '.txt' suffix. For instance,
+ * the test class TestWhatever corresponds to the log filename Whatever.txt.
+ *
+ */
+public abstract class AbstractPrintGCTest {
+
+    private final String logFileName;
+
+    /**
+     * Constructs a test object. Binds the test's name with the GC's log 
+     * filename.
+     */
+    public AbstractPrintGCTest() {
+        String className = getClass().getName();
+        if (!className.startsWith("Test")) {
+            throw new IllegalStateException(
+                "The test's class name shall starts with 'Test'");
+        }
+        logFileName = getClass().getName().substring("Test".length()) 
+            + ".txt";
+    }
+
+    /**
+     * Retrieves content of GC's log file.
+     */
+    public final String getContent() {
+        try {
+            return new String(Files.readAllBytes(Paths.get(logFileName)),
+                Charset.defaultCharset());
+        } catch (IOException e) {
+            throw new RuntimeException(
+                "Failed to retrieve content from the log file: "
+                    + logFileName, e);
+        }
+    }
+
+    /**
+     * The test code goes here.
+     */
+    public abstract void runTest();
+}
--- /dev/null	2015-01-17 02:57:05.640001672 +0300
+++ new/test/gc/logging/GCTask.java	2015-01-20 17:14:16.073399906 +0300
@@ -0,0 +1,66 @@
+/*
+ * Copyright (c) 2015, 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.
+ */
+
+/**
+ * This is a helper class that forces the garbage collecting process. It
+ * attempts to consume all memory available to the young generation by
+ * creating a lot of unreferenced objects. Sooner or later the garbage
+ * collector shall be invoked.
+ *
+ * For purposes of performance the task is implemented to be ran with 
+ * a small memory size less or equal to 128 megabytes. This shall be
+ * excplicitly specified with -Xmx JVM's option. In case if this option
+ * is not specified it's not guaranteed that GC will be invoked.
+ *
+ * The class is intended to be used with -Xloggc option to provide diagnostics
+ * output which can be parsed by the real tests.
+ *
+ * The class is implemented as an alternative to the explicit call to 
+ * System.gc(). The second has some drawbacks and should be avoided.
+ */
+public class GCTask {
+    
+    public static final int BLOCK_SIZE = 16 * 1024; // 16 kilobytes
+    public static final int MAX_ITERATIONS = 8192; // 16K * 8K = 128M
+    public static byte[] garbage;
+
+    @SuppressWarnings("unused")
+    public void run() {
+        // ensure there's an object that will survive garbage collecting
+        byte[] survivor = new byte[BLOCK_SIZE];
+
+        // if -Xmx has not been specified we assume that we're working within
+        // 128 megabytes of memory
+        long iterCount = Math.min(Runtime.getRuntime().maxMemory() / BLOCK_SIZE,
+            MAX_ITERATIONS);
+        while (iterCount-- > 1) {
+            // make an object that will be eligible for garbage collecting
+            garbage = new byte[BLOCK_SIZE];
+        }
+    }
+    
+    public static void main(String[] args) {
+        new GCTask().run();
+    }
+
+}
--- /dev/null	2015-01-17 02:57:05.640001672 +0300
+++ new/test/gc/logging/TestPrintAdaptiveSizePolicyG1GCDisabled.java	2015-01-20 17:14:16.363401572 +0300
@@ -0,0 +1,46 @@
+/*
+ * Copyright (c) 2015, 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.
+ */
+
+import com.oracle.java.testlibrary.OutputAnalyzer;
+
+/*
+ * @test TestPrintAdaptiveSizePolicyG1GCDisabled
+ * @summary test checks -XX:-PrintAdaptiveSizePolicy produce no output for G1 GC
+ * @key gc
+ * @library /testlibrary
+ * @requires vm.gc == "G1"
+ * @run main/othervm -Xmx128M -Xloggc:PrintAdaptiveSizePolicyG1GCDisabled.txt -XX:-PrintAdaptiveSizePolicy GCTask
+ * @run main TestPrintAdaptiveSizePolicyG1GCDisabled
+ */
+public class TestPrintAdaptiveSizePolicyG1GCDisabled extends AbstractPrintGCTest {
+
+    public void runTest() {
+        OutputAnalyzer analyzer = new OutputAnalyzer(getContent());
+        analyzer.shouldNotContain("Error");
+        analyzer.shouldNotContain("G1Ergonomics");
+    }
+
+    public static void main(String[] args) {
+        new TestPrintAdaptiveSizePolicyG1GCDisabled().runTest();
+    }
+}
--- /dev/null	2015-01-17 02:57:05.640001672 +0300
+++ new/test/gc/logging/TestPrintAdaptiveSizePolicyG1GCEnabled.java	2015-01-20 17:14:16.643403184 +0300
@@ -0,0 +1,46 @@
+/*
+ * Copyright (c) 2015, 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.
+ */
+
+import com.oracle.java.testlibrary.OutputAnalyzer;
+
+/*
+ * @test TestPrintAdaptiveSizePolicyG1GCEnabled
+ * @summary test checks -XX:+PrintAdaptiveSizePolicy produces some output for G1 GC
+ * @key gc
+ * @library /testlibrary
+ * @requires vm.gc == "G1"
+ * @run main/othervm -Xmx128M -Xloggc:PrintAdaptiveSizePolicyG1GCEnabled.txt -XX:+PrintAdaptiveSizePolicy GCTask
+ * @run main TestPrintAdaptiveSizePolicyG1GCEnabled
+ */
+public class TestPrintAdaptiveSizePolicyG1GCEnabled extends AbstractPrintGCTest {
+
+    public void runTest() {
+        OutputAnalyzer analyzer = new OutputAnalyzer(getContent());
+        analyzer.shouldNotContain("Error");
+        analyzer.shouldContain("G1Ergonomics");
+    }
+
+    public static void main(String[] args) {
+        new TestPrintAdaptiveSizePolicyG1GCEnabled().runTest();
+    }
+}
--- /dev/null	2015-01-17 02:57:05.640001672 +0300
+++ new/test/gc/logging/TestPrintAdaptiveSizePolicyParallelGCDisabled.java	2015-01-20 17:14:16.923404792 +0300
@@ -0,0 +1,48 @@
+/*
+ * Copyright (c) 2015, 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.
+ */
+
+import com.oracle.java.testlibrary.OutputAnalyzer;
+
+/*
+ * @test TestPrintAdaptiveSizePolicyParallelGCDisabled
+ * @summary test checks -XX:-PrintAdaptiveSizePolicy produce no output for Parallel GC
+ * @key gc
+ * @library /testlibrary
+ * @requires vm.gc == "Parallel"
+ * @run main/othervm -Xmx128M -Xloggc:PrintAdaptiveSizePolicyParallelGCDisabled.txt -XX:-PrintAdaptiveSizePolicy GCTask
+ * @run main TestPrintAdaptiveSizePolicyParallelGCDisabled
+ */
+public class TestPrintAdaptiveSizePolicyParallelGCDisabled extends AbstractPrintGCTest {
+
+    public void runTest() {
+        OutputAnalyzer analyzer = new OutputAnalyzer(getContent());
+        analyzer.shouldNotContain("Error");
+        analyzer.shouldNotContain("AdaptiveSizePolicy:");
+        analyzer.shouldNotContain("AdaptiveSizeStart:");
+        analyzer.shouldNotContain("AdaptiveSizeStop:");
+    }
+
+    public static void main(String[] args) {
+        new TestPrintAdaptiveSizePolicyParallelGCDisabled().runTest();
+    }
+}
--- /dev/null	2015-01-17 02:57:05.640001672 +0300
+++ new/test/gc/logging/TestPrintAdaptiveSizePolicyParallelGCEnabled.java	2015-01-20 17:14:17.203406403 +0300
@@ -0,0 +1,48 @@
+/*
+ * Copyright (c) 2015, 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.
+ */
+
+import com.oracle.java.testlibrary.OutputAnalyzer;
+
+/*
+ * @test TestPrintAdaptiveSizePolicyParallelGCEnabled
+ * @summary test checks -XX:+PrintAdaptiveSizePolicy produces some output for Parallel GC
+ * @key gc
+ * @library /testlibrary
+ * @requires vm.gc == "Parallel"
+ * @run main/othervm -Xmx128M -Xloggc:PrintAdaptiveSizePolicyParallelGCEnabled.txt -XX:+PrintAdaptiveSizePolicy GCTask
+ * @run main TestPrintAdaptiveSizePolicyParallelGCEnabled
+ */
+public class TestPrintAdaptiveSizePolicyParallelGCEnabled extends AbstractPrintGCTest {
+
+    public void runTest() {
+        OutputAnalyzer analyzer = new OutputAnalyzer(getContent());
+        analyzer.shouldNotContain("Error");
+        analyzer.shouldContain("AdaptiveSizePolicy:");
+        analyzer.shouldContain("AdaptiveSizeStart:");
+        analyzer.shouldContain("AdaptiveSizeStop:");
+    }
+
+    public static void main(String[] args) {
+        new TestPrintAdaptiveSizePolicyParallelGCEnabled().runTest();
+    }
+}
--- /dev/null	2015-01-17 02:57:05.640001672 +0300
+++ new/test/gc/logging/TestPrintGCApplicationConcurrentTimeDisabled.java	2015-01-20 17:14:17.493408071 +0300
@@ -0,0 +1,45 @@
+/*
+ * Copyright (c) 2015, 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.
+ */
+
+import com.oracle.java.testlibrary.OutputAnalyzer;
+
+/*
+ * @test TestPrintGCApplicationConcurrentTimeDisabled
+ * @summary tests checks -XX:-PrintGCApplicationConcurrentTime produce no output
+ * @key gc
+ * @library /testlibrary
+ * @run main/othervm -Xmx128M -Xloggc:PrintGCApplicationConcurrentTimeDisabled.txt -XX:-PrintGCApplicationConcurrentTime GCTask
+ * @run main TestPrintGCApplicationConcurrentTimeDisabled
+ */
+public class TestPrintGCApplicationConcurrentTimeDisabled extends AbstractPrintGCTest {
+
+    public void runTest() {
+        OutputAnalyzer analyzer = new OutputAnalyzer(getContent());
+        analyzer.shouldNotContain("Error");
+        analyzer.shouldNotContain("Application time:");
+    }
+
+    public static void main(String[] args) {
+        new TestPrintGCApplicationConcurrentTimeDisabled().runTest();
+    }
+}
--- /dev/null	2015-01-17 02:57:05.640001672 +0300
+++ new/test/gc/logging/TestPrintGCApplicationConcurrentTimeEnabled.java	2015-01-20 17:14:17.773409680 +0300
@@ -0,0 +1,45 @@
+/*
+ * Copyright (c) 2015, 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.
+ */
+
+import com.oracle.java.testlibrary.OutputAnalyzer;
+
+/*
+ * @test TestPrintGCApplicationConcurrentTimeEnabled
+ * @summary tests checks -XX:+PrintGCApplicationConcurrentTime prints an application's concurrent time
+ * @key gc
+ * @library /testlibrary
+ * @run main/othervm -Xmx128M -Xloggc:PrintGCApplicationConcurrentTimeEnabled.txt -XX:+PrintGCApplicationConcurrentTime GCTask
+ * @run main TestPrintGCApplicationConcurrentTimeEnabled
+ */
+public class TestPrintGCApplicationConcurrentTimeEnabled extends AbstractPrintGCTest {
+
+    public void runTest() {
+        OutputAnalyzer analyzer = new OutputAnalyzer(getContent());
+        analyzer.shouldNotContain("Error");
+        analyzer.shouldContain("Application time:");
+    }
+
+    public static void main(String[] args) {
+        new TestPrintGCApplicationConcurrentTimeEnabled().runTest();
+    }
+}
--- /dev/null	2015-01-17 02:57:05.640001672 +0300
+++ new/test/gc/logging/TestPrintGCApplicationStoppedTimeDisabled.java	2015-01-20 17:14:18.053411290 +0300
@@ -0,0 +1,45 @@
+/*
+ * Copyright (c) 2015, 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.
+ */
+
+import com.oracle.java.testlibrary.OutputAnalyzer;
+
+/*
+ * @test TestPrintGCApplicationStoppedTimeDisabled
+ * @summary tests checks -XX:-PrintGCApplicationStoppedTime produce no output
+ * @key gc
+ * @library /testlibrary
+ * @run main/othervm -Xmx128M -Xloggc:PrintGCApplicationStoppedTimeDisabled.txt -XX:-PrintGCApplicationStoppedTime GCTask
+ * @run main TestPrintGCApplicationStoppedTimeDisabled
+ */
+public class TestPrintGCApplicationStoppedTimeDisabled extends AbstractPrintGCTest {
+
+    public void runTest() {
+        OutputAnalyzer analyzer = new OutputAnalyzer(getContent());
+        analyzer.shouldNotContain("Error");
+        analyzer.shouldNotMatch("stopped: \\d+\\.\\d+\\s+seconds");
+    }
+
+    public static void main(String[] args) {
+        new TestPrintGCApplicationStoppedTimeDisabled().runTest();
+    }
+}
--- /dev/null	2015-01-17 02:57:05.640001672 +0300
+++ new/test/gc/logging/TestPrintGCApplicationStoppedTimeEnabled.java	2015-01-20 17:14:18.333412901 +0300
@@ -0,0 +1,45 @@
+/*
+ * Copyright (c) 2015, 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.
+ */
+
+import com.oracle.java.testlibrary.OutputAnalyzer;
+
+/*
+ * @test TestPrintGCApplicationStoppedTimeEnabled
+ * @summary tests checks -XX:+PrintGCApplicationStoppedTime prints application's stopped time
+ * @key gc
+ * @library /testlibrary
+ * @run main/othervm -Xmx128M -Xloggc:PrintGCApplicationStoppedTimeEnabled.txt -XX:+PrintGCApplicationStoppedTime GCTask
+ * @run main TestPrintGCApplicationStoppedTimeEnabled
+ */
+public class TestPrintGCApplicationStoppedTimeEnabled extends AbstractPrintGCTest {
+
+    public void runTest() {
+        OutputAnalyzer analyzer = new OutputAnalyzer(getContent());
+        analyzer.shouldNotContain("Error");
+        analyzer.shouldMatch("stopped: \\d+\\.\\d+\\s+seconds");
+    }
+
+    public static void main(String[] args) {
+        new TestPrintGCApplicationStoppedTimeEnabled().runTest();
+    }
+}
--- /dev/null	2015-01-17 02:57:05.640001672 +0300
+++ new/test/gc/logging/TestPrintGCDateStampsDisabled.java	2015-01-20 17:14:18.623414568 +0300
@@ -0,0 +1,44 @@
+/*
+ * Copyright (c) 2015, 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.
+ */
+
+import com.oracle.java.testlibrary.OutputAnalyzer;
+
+/*
+ * @test TestPrintGCDateStampsDisabled
+ * @summary test checks -XX:-PrintGCDateStamps suppresses date stamps printing
+ * @key gc
+ * @library /testlibrary
+ * @run main/othervm -Xmx128M -Xloggc:PrintGCDateStampsDisabled.txt -XX:+PrintGC -XX:-PrintGCTimeStamps -XX:-PrintGCDateStamps GCTask 
+ * @run main TestPrintGCDateStampsDisabled
+ */
+public class TestPrintGCDateStampsDisabled extends AbstractPrintGCTest {
+
+    public void runTest() {
+        OutputAnalyzer analyzer = new OutputAnalyzer(getContent());
+        analyzer.shouldNotMatch("^\\d+");
+    }
+
+    public static void main(String[] args) {
+        new TestPrintGCDateStampsDisabled().runTest();
+    }
+}
--- /dev/null	2015-01-17 02:57:05.640001672 +0300
+++ new/test/gc/logging/TestPrintGCDateStampsEnabled.java	2015-01-20 17:14:18.903416178 +0300
@@ -0,0 +1,66 @@
+/*
+ * Copyright (c) 2015, 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.
+ */
+
+import java.time.LocalDate;
+import java.time.format.DateTimeFormatter;
+import java.time.format.DateTimeParseException;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+
+import com.oracle.java.testlibrary.Asserts;
+
+/*
+ * @test TestPrintGCDateStampsEnabled
+ * @summary test checks -XX:+PrintGCDateStamps enables date stamps printing
+ * @key gc
+ * @library /testlibrary
+ * @run main/othervm -Xmx128M -Xloggc:PrintGCDateStampsEnabled.txt -XX:+PrintGC -XX:+PrintGCDateStamps GCTask
+ * @run main TestPrintGCDateStampsEnabled
+ */
+public class TestPrintGCDateStampsEnabled extends AbstractPrintGCTest {
+
+    public void runTest() {
+        String content = getContent();
+        // match an every line containing '[GC' and capture everything before the first
+        // colon followed by space
+        Pattern pattern = Pattern.compile("^(.+?): +?.*\\[GC", Pattern.MULTILINE);
+        Matcher matcher = pattern.matcher(content);
+        LocalDate gcLastDateStamp = LocalDate.MIN;
+        while (matcher.find()) {
+            String match = matcher.group(1);
+            try {
+                LocalDate dateStamp = LocalDate.parse(
+                    match, DateTimeFormatter.ofPattern(
+                        "yyyy-MM-dd'T'HH:mm:ss.SSSxxxx"));
+                Asserts.assertGreaterThanOrEqual(dateStamp, gcLastDateStamp,
+                    "GC datestamps are inconsistent");
+            } catch (DateTimeParseException e) {
+                Asserts.assertFalse(true, "The text '" + match + "' is not a valid GC's DateStamp");
+            }
+        }
+    }
+
+    public static void main(String[] args) {
+        new TestPrintGCDateStampsEnabled().runTest();
+    }
+}
--- /dev/null	2015-01-17 02:57:05.640001672 +0300
+++ new/test/gc/logging/TestPrintGCDetailsDisabled.java	2015-01-20 17:14:19.183417788 +0300
@@ -0,0 +1,46 @@
+/*
+ * Copyright (c) 2015, 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.
+ */
+
+import com.oracle.java.testlibrary.OutputAnalyzer;
+
+/*
+ * @test TestPrintGCDetailsDisabled
+ * @summary test checks -XX:-PrintGCDetails produce no output
+ * @key gc
+ * @library /testlibrary
+ * @run main/othervm -Xmx128M -Xloggc:PrintGCDetailsDisabled.txt -XX:+PrintGC -XX:-PrintGCDetails GCTask
+ * @run main TestPrintGCDetailsDisabled
+ */
+public class TestPrintGCDetailsDisabled extends AbstractPrintGCTest {
+
+    public void runTest() {
+        OutputAnalyzer analyzer = new OutputAnalyzer(getContent());
+        analyzer.shouldNotContain("Error");
+        analyzer.shouldNotMatch("\\bHeap\\b");
+        analyzer.shouldNotMatch("\\bMetaspace\\b");
+    }
+
+    public static void main(String[] args) {
+        new TestPrintGCDetailsDisabled().runTest();
+    }
+}
--- /dev/null	2015-01-17 02:57:05.640001672 +0300
+++ new/test/gc/logging/TestPrintGCDetailsEnabled.java	2015-01-20 17:14:19.463419398 +0300
@@ -0,0 +1,46 @@
+/*
+ * Copyright (c) 2015, 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.
+ */
+
+import com.oracle.java.testlibrary.OutputAnalyzer;
+
+/*
+ * @test TestPrintGCDetailsEnabled
+ * @summary test checks -XX:+PrintGCDetails prints GC details
+ * @key gc
+ * @library /testlibrary
+ * @run main/othervm -Xmx128M -Xloggc:PrintGCDetailsEnabled.txt -XX:+PrintGC -XX:+PrintGCDetails GCTask
+ * @run main TestPrintGCDetailsEnabled
+ */
+public class TestPrintGCDetailsEnabled extends AbstractPrintGCTest {
+
+    public void runTest() {
+        OutputAnalyzer analyzer = new OutputAnalyzer(getContent());
+        analyzer.shouldNotContain("Error");
+        analyzer.shouldMatch("\\bHeap\\b");
+        analyzer.shouldMatch("\\bMetaspace\\b");
+    }
+
+    public static void main(String[] args) {
+        new TestPrintGCDetailsEnabled().runTest();
+    }
+}
--- /dev/null	2015-01-17 02:57:05.640001672 +0300
+++ new/test/gc/logging/TestPrintGCDisabled.java	2015-01-20 17:14:19.743421009 +0300
@@ -0,0 +1,45 @@
+/*
+ * Copyright (c) 2015, 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.
+ */
+
+import com.oracle.java.testlibrary.OutputAnalyzer;
+
+/*
+ * @test TestPrintGCDisabled
+ * @summary test checks -XX:-PrintGC supresses an output from GC
+ * @key gc
+ * @library /testlibrary
+ * @run main/othervm -Xmx128M -Xloggc:PrintGCDisabled.txt -XX:-PrintGC GCTask
+ * @run main TestPrintGCDisabled
+ */
+public class TestPrintGCDisabled extends AbstractPrintGCTest {
+
+    public void runTest() {
+        OutputAnalyzer analyzer = new OutputAnalyzer(getContent());
+        analyzer.shouldNotContain("Error");
+        analyzer.shouldNotMatch("\\[Full GC|\\[GC");
+    }
+
+    public static void main(String[] args) {
+        new TestPrintGCDisabled().runTest();
+    }
+}
--- /dev/null	2015-01-17 02:57:05.640001672 +0300
+++ new/test/gc/logging/TestPrintGCEnabled.java	2015-01-20 17:14:20.023422619 +0300
@@ -0,0 +1,45 @@
+/*
+ * Copyright (c) 2015, 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.
+ */
+
+import com.oracle.java.testlibrary.OutputAnalyzer;
+
+/*
+ * @test TestPrintGCEnabled
+ * @summary test checks -XX:+PrintGC enables an output from GC
+ * @key gc
+ * @library /testlibrary
+ * @run main/othervm -Xmx128M -Xloggc:PrintGCEnabled.txt -XX:+PrintGC GCTask
+ * @run main TestPrintGCEnabled
+ */
+public class TestPrintGCEnabled extends AbstractPrintGCTest {
+
+    public void runTest() {
+        OutputAnalyzer analyzer = new OutputAnalyzer(getContent());
+        analyzer.shouldNotContain("Error");
+        analyzer.shouldMatch("\\[Full GC|\\[GC");
+    }
+
+    public static void main(String[] args) {
+        new TestPrintGCEnabled().runTest();
+    }
+}
--- /dev/null	2015-01-17 02:57:05.640001672 +0300
+++ new/test/gc/logging/TestPrintGCTimeStampsDisabled.java	2015-01-20 17:14:20.313424285 +0300
@@ -0,0 +1,45 @@
+/*
+ * Copyright (c) 2015, 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.
+ */
+
+import com.oracle.java.testlibrary.OutputAnalyzer;
+
+/*
+ * @test TestPrintGCTimeStampsDisabled
+ * @summary test checks -XX:-PrintGCTimeStamps suppresses time stamps printing
+ * @key gc
+ * @library /testlibrary
+ * @run main/othervm -Xmx128M -Xloggc:PrintGCTimeStampsDisabled.txt -XX:+PrintGC -XX:-PrintGCTimeStamps GCTask
+ * @run main TestPrintGCTimeStampsDisabled
+ */
+public class TestPrintGCTimeStampsDisabled extends AbstractPrintGCTest {
+
+    public void runTest() {
+        OutputAnalyzer analyzer = new OutputAnalyzer(getContent());
+        analyzer.shouldNotContain("Error");
+        analyzer.shouldNotMatch("^\\d+");
+    }
+
+    public static void main(String[] args) {
+        new TestPrintGCTimeStampsDisabled().runTest();
+    }
+}
--- /dev/null	2015-01-17 02:57:05.640001672 +0300
+++ new/test/gc/logging/TestPrintGCTimeStampsEnabled.java	2015-01-20 17:14:20.593425896 +0300
@@ -0,0 +1,56 @@
+/*
+ * Copyright (c) 2015, 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.
+ */
+
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+
+import com.oracle.java.testlibrary.Asserts;
+
+/*
+ * @test TestPrintGCTimeStampsEnabled
+ * @summary test checks -XX:+PrintGCDateStamps enables date stamps printing
+ * @key gc
+ * @library /testlibrary
+ * @run main/othervm -Xmx128M -Xloggc:PrintGCTimeStampsEnabled.txt -XX:+PrintGC -XX:+PrintGCTimeStamps GCTask
+ * @run main TestPrintGCTimeStampsEnabled
+ */
+public class TestPrintGCTimeStampsEnabled extends AbstractPrintGCTest {
+
+    public void runTest() {
+        String content = getContent();
+        Pattern pattern = Pattern.compile("^(\\d+\\.\\d+):.*\\[GC", Pattern.MULTILINE);
+        Matcher matcher = pattern.matcher(content);
+        float gcLastRunTimestamp = 0.0f;
+        while (matcher.find()) {
+            String match = matcher.group(1);
+            float timestamp = Float.parseFloat(match);
+            Asserts.assertGreaterThanOrEqual(timestamp, gcLastRunTimestamp,
+                    "GC timestamps are inconsistent");
+            gcLastRunTimestamp = timestamp;
+        }
+    }
+
+    public static void main(String[] args) {
+        new TestPrintGCTimeStampsEnabled().runTest();
+    }
+}
--- /dev/null	2015-01-17 02:57:05.640001672 +0300
+++ new/test/gc/logging/TestPrintTenuringDistributionDisabled.java	2015-01-20 17:14:20.873427505 +0300
@@ -0,0 +1,45 @@
+/*
+ * Copyright (c) 2015, 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.
+ */
+
+import com.oracle.java.testlibrary.OutputAnalyzer;
+
+/*
+ * @test TestPrintTenuringDistributionDisabled
+ * @summary test checks -XX:-PrintTenuringDistribution produces no output
+ * @key gc
+ * @library /testlibrary
+ * @run main/othervm -Xmx128M -Xloggc:PrintTenuringDistributionDisabled.txt -XX:-PrintTenuringDistribution GCTask
+ * @run main TestPrintTenuringDistributionDisabled
+ */
+public class TestPrintTenuringDistributionDisabled extends AbstractPrintGCTest {
+
+    public void runTest() {
+        OutputAnalyzer analyzer = new OutputAnalyzer(getContent());
+        analyzer.shouldNotContain("Error");
+        analyzer.shouldNotContain("Desired survivor size");
+    }
+
+    public static void main(String[] args) {
+        new TestPrintTenuringDistributionDisabled().runTest();
+    }
+}
--- /dev/null	2015-01-17 02:57:05.640001672 +0300
+++ new/test/gc/logging/TestPrintTenuringDistributionEnabled.java	2015-01-20 17:14:21.153429116 +0300
@@ -0,0 +1,45 @@
+/*
+ * Copyright (c) 2015, 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.
+ */
+
+import com.oracle.java.testlibrary.OutputAnalyzer;
+
+/*
+ * @test TestPrintTenuringDistributionEnabled
+ * @summary test checks -XX:+PrintTenuringDistribution prints tenuring information 
+ * @key gc
+ * @library /testlibrary
+ * @run main/othervm -Xmx128M -Xloggc:PrintTenuringDistributionEnabled.txt -XX:+PrintTenuringDistribution GCTask
+ * @run main TestPrintTenuringDistributionEnabled
+ */
+public class TestPrintTenuringDistributionEnabled extends AbstractPrintGCTest {
+
+    public void runTest() {
+        OutputAnalyzer analyzer = new OutputAnalyzer(getContent());
+        analyzer.shouldNotContain("Error");
+        analyzer.shouldContain("Desired survivor size");
+    }
+
+    public static void main(String[] args) {
+        new TestPrintTenuringDistributionEnabled().runTest();
+    }
+}