diff --git a/src/share/vm/memory/collectorPolicy.cpp b/src/share/vm/memory/collectorPolicy.cpp
index 2645cec46aed48d715af0615292a31fb54d4601f..ab8f2ca7fc088e6a37cae1660ea8daa4ada22078 100644
--- a/src/share/vm/memory/collectorPolicy.cpp
+++ b/src/share/vm/memory/collectorPolicy.cpp
@@ -168,11 +168,11 @@ size_t GenCollectorPolicy::bound_minus_alignment(size_t desired_size,
 void GenCollectorPolicy::initialize_size_policy(size_t init_eden_size,
                                                 size_t init_promo_size,
                                                 size_t init_survivor_size) {
-  const double max_gc_minor_pause_sec = ((double) MaxGCMinorPauseMillis)/1000.0;
+  const double max_gc_pause_sec = ((double) MaxGCPauseMillis)/1000.0;
   _size_policy = new AdaptiveSizePolicy(init_eden_size,
                                         init_promo_size,
                                         init_survivor_size,
-                                        max_gc_minor_pause_sec,
+                                        max_gc_pause_sec,
                                         GCTimeRatio);
 }
 
diff --git a/test/TEST.ROOT b/test/TEST.ROOT
index 629bb54ddb4e9902208b27d8232e471ea3d46c6d..7fe2eb544ef692572a714a3d4bcc6acb7b41ee67 100644
--- a/test/TEST.ROOT
+++ b/test/TEST.ROOT
@@ -28,4 +28,4 @@
 # DO NOT EDIT without first contacting hotspot-regtest@sun.com
 
 # The list of keywords supported in this test suite
-keys=cte_test jcmd nmt regression
+keys=cte_test jcmd nmt regression gc
diff --git a/test/gc/8000311/Test8000311.java b/test/gc/8000311/Test8000311.java
new file mode 100644
index 0000000000000000000000000000000000000000..2c33191c928a93ffded627431af547c87cdd9ab8
--- /dev/null
+++ b/test/gc/8000311/Test8000311.java
@@ -0,0 +1,42 @@
+/*
+ * Copyright (c) 2013, 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 Test8000311
+ * @key gc
+ * @bug 8000311
+ * @summary G1: ParallelGCThreads==0 broken
+ * @run main/othervm -XX:+UseG1GC -XX:ParallelGCThreads=0 -XX:+ResizePLAB -XX:+ExplicitGCInvokesConcurrent Test8000311
+ * @author filipp.zhinkin@oracle.com
+ */
+
+import java.util.*;
+
+public class Test8000311 {
+  public static void main(String args[]) {
+    for(int i = 0; i<100; i++) {
+      byte[] garbage = new byte[1000];
+      System.gc();
+    }
+  }
+}
diff --git a/test/gc/TestG1ZeroPGCTJcmdThreadPrint.java b/test/gc/TestG1ZeroPGCTJcmdThreadPrint.java
new file mode 100644
index 0000000000000000000000000000000000000000..efe1301474483cfcd21c9deb8440e00789bad3e6
--- /dev/null
+++ b/test/gc/TestG1ZeroPGCTJcmdThreadPrint.java
@@ -0,0 +1,54 @@
+/*
+ * Copyright (c) 2013, 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 TestG1ZeroPGCTJcmdThreadPrint
+ * @key gc
+ * @bug 8005875
+ * @summary Use jcmd to generate a thread dump of a Java program being run with PGCT=0 to verify 8005875
+ * @library /testlibrary
+ * @run main/othervm -XX:+UseG1GC -XX:ParallelGCThreads=0 -XX:+IgnoreUnrecognizedVMOptions TestG1ZeroPGCTJcmdThreadPrint
+ */
+
+import com.oracle.java.testlibrary.*;
+
+public class TestG1ZeroPGCTJcmdThreadPrint {
+  public static void main(String args[]) throws Exception {
+
+    // Grab the pid from the current java process
+    String pid = Integer.toString(ProcessTools.getProcessId());
+
+    // Create a ProcessBuilder
+    ProcessBuilder pb = new ProcessBuilder();
+
+    // Run jcmd <pid> Thread.print
+    pb.command(JDKToolFinder.getJDKTool("jcmd"), pid, "Thread.print");
+
+    OutputAnalyzer output = new OutputAnalyzer(pb.start());
+
+    // There shouldn't be a work gang for concurrent marking.
+    output.shouldNotContain("G1 Parallel Marking Threads");
+
+    // Make sure we didn't crash
+    output.shouldHaveExitValue(0);
+  }
+}
diff --git a/test/gc/startup_warnings/TestCMS.java b/test/gc/startup_warnings/TestCMS.java
new file mode 100644
index 0000000000000000000000000000000000000000..22a0719576ade7088a30ea31a51d50ad2ef75c40
--- /dev/null
+++ b/test/gc/startup_warnings/TestCMS.java
@@ -0,0 +1,46 @@
+/*
+* Copyright (c) 2013, 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 TestCMS
+* @key gc
+* @bug 8006398
+* @summary Test that CMS does not print a warning message
+* @library /testlibrary
+*/
+
+import com.oracle.java.testlibrary.OutputAnalyzer;
+import com.oracle.java.testlibrary.ProcessTools;
+
+
+public class TestCMS {
+
+  public static void main(String args[]) throws Exception {
+    ProcessBuilder pb = ProcessTools.createJavaProcessBuilder("-XX:+UseConcMarkSweepGC", "-version");
+    OutputAnalyzer output = new OutputAnalyzer(pb.start());
+    output.shouldNotContain("warning");
+    output.shouldNotContain("error");
+    output.shouldHaveExitValue(0);
+  }
+
+}
diff --git a/test/gc/startup_warnings/TestCMSIncrementalMode.java b/test/gc/startup_warnings/TestCMSIncrementalMode.java
new file mode 100644
index 0000000000000000000000000000000000000000..2103093ce589d02c69153cc07291253445f65756
--- /dev/null
+++ b/test/gc/startup_warnings/TestCMSIncrementalMode.java
@@ -0,0 +1,46 @@
+
+/*
+* Copyright (c) 2013, 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 TestCMSIncrementalMode
+* @key gc
+* @bug 8006398
+* @summary Test that the deprecated CMSIncrementalMode print a warning message
+* @library /testlibrary
+*/
+
+import com.oracle.java.testlibrary.OutputAnalyzer;
+import com.oracle.java.testlibrary.ProcessTools;
+
+public class TestCMSIncrementalMode {
+
+  public static void main(String args[]) throws Exception {
+    ProcessBuilder pb = ProcessTools.createJavaProcessBuilder("-XX:+UseConcMarkSweepGC", "-XX:+CMSIncrementalMode", "-version");
+    OutputAnalyzer output = new OutputAnalyzer(pb.start());
+    output.shouldContain("warning: Using incremental CMS is deprecated and will likely be removed in a future release");
+    output.shouldNotContain("error");
+    output.shouldHaveExitValue(0);
+  }
+
+}
diff --git a/test/gc/startup_warnings/TestCMSNoIncrementalMode.java b/test/gc/startup_warnings/TestCMSNoIncrementalMode.java
new file mode 100644
index 0000000000000000000000000000000000000000..f2180904eba6d2ecbb9a46df9d60de1484767d40
--- /dev/null
+++ b/test/gc/startup_warnings/TestCMSNoIncrementalMode.java
@@ -0,0 +1,45 @@
+/*
+* Copyright (c) 2013, 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 TestCMSNoIncrementalMode
+* @key gc
+* @bug 8006398
+* @summary Test that CMS with incremental mode turned off does not print a warning message
+* @library /testlibrary
+*/
+
+import com.oracle.java.testlibrary.OutputAnalyzer;
+import com.oracle.java.testlibrary.ProcessTools;
+
+public class TestCMSNoIncrementalMode {
+
+  public static void main(String args[]) throws Exception {
+    ProcessBuilder pb = ProcessTools.createJavaProcessBuilder("-XX:+UseConcMarkSweepGC", "-XX:-CMSIncrementalMode", "-version");
+    OutputAnalyzer output = new OutputAnalyzer(pb.start());
+    output.shouldNotContain("warning");
+    output.shouldNotContain("error");
+    output.shouldHaveExitValue(0);
+  }
+
+}
diff --git a/test/gc/startup_warnings/TestDefNewCMS.java b/test/gc/startup_warnings/TestDefNewCMS.java
new file mode 100644
index 0000000000000000000000000000000000000000..35360b60c0fe6f5fb9c239ef43a9541ac20f5965
--- /dev/null
+++ b/test/gc/startup_warnings/TestDefNewCMS.java
@@ -0,0 +1,45 @@
+/*
+* Copyright (c) 2013, 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 TestDefNewCMS
+* @key gc
+* @bug 8006398
+* @summary Test that the deprecated DefNew+CMS combination print a warning message
+* @library /testlibrary
+*/
+
+import com.oracle.java.testlibrary.OutputAnalyzer;
+import com.oracle.java.testlibrary.ProcessTools;
+
+public class TestDefNewCMS {
+
+  public static void main(String args[]) throws Exception {
+    ProcessBuilder pb = ProcessTools.createJavaProcessBuilder("-XX:-UseParNewGC", "-XX:+UseConcMarkSweepGC", "-version");
+    OutputAnalyzer output = new OutputAnalyzer(pb.start());
+    output.shouldContain("warning: Using the DefNew young collector with the CMS collector is deprecated and will likely be removed in a future release");
+    output.shouldNotContain("error");
+    output.shouldHaveExitValue(0);
+  }
+
+}
diff --git a/test/gc/startup_warnings/TestG1.java b/test/gc/startup_warnings/TestG1.java
new file mode 100644
index 0000000000000000000000000000000000000000..536612bbceab6d7df233f81fa247bd4b890a94ee
--- /dev/null
+++ b/test/gc/startup_warnings/TestG1.java
@@ -0,0 +1,45 @@
+/*
+* Copyright (c) 2013, 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 TestG1
+* @key gc
+* @bug 8006398
+* @summary Test that the G1 collector does not print a warning message
+* @library /testlibrary
+*/
+
+import com.oracle.java.testlibrary.OutputAnalyzer;
+import com.oracle.java.testlibrary.ProcessTools;
+
+public class TestG1 {
+
+  public static void main(String args[]) throws Exception {
+    ProcessBuilder pb = ProcessTools.createJavaProcessBuilder("-XX:+UseG1GC", "-version");
+    OutputAnalyzer output = new OutputAnalyzer(pb.start());
+    output.shouldNotContain("warning");
+    output.shouldNotContain("error");
+    output.shouldHaveExitValue(0);
+  }
+
+}
diff --git a/test/gc/startup_warnings/TestIncGC.java b/test/gc/startup_warnings/TestIncGC.java
new file mode 100644
index 0000000000000000000000000000000000000000..03c7f9b9fad7cc2455b193c761653998973a299c
--- /dev/null
+++ b/test/gc/startup_warnings/TestIncGC.java
@@ -0,0 +1,46 @@
+/*
+* Copyright (c) 2013, 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 TestIncGC
+* @key gc
+* @bug 8006398
+* @summary Test that the deprecated -Xincgc print a warning message
+* @library /testlibrary
+*/
+
+import com.oracle.java.testlibrary.OutputAnalyzer;
+import com.oracle.java.testlibrary.ProcessTools;
+
+
+public class TestIncGC {
+
+  public static void main(String args[]) throws Exception {
+    ProcessBuilder pb = ProcessTools.createJavaProcessBuilder("-Xincgc", "-version");
+    OutputAnalyzer output = new OutputAnalyzer(pb.start());
+    output.shouldContain("warning: Using incremental CMS is deprecated and will likely be removed in a future release");
+    output.shouldNotContain("error");
+    output.shouldHaveExitValue(0);
+  }
+
+}
diff --git a/test/gc/startup_warnings/TestParNewCMS.java b/test/gc/startup_warnings/TestParNewCMS.java
new file mode 100644
index 0000000000000000000000000000000000000000..f74d65c662da9b558640733014b5dfcd8c5c9ad1
--- /dev/null
+++ b/test/gc/startup_warnings/TestParNewCMS.java
@@ -0,0 +1,46 @@
+/*
+* Copyright (c) 2013, 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 TestParNewCMS
+* @key gc
+* @bug 8006398
+* @summary Test that the combination ParNew+CMS does not print a warning message
+* @library /testlibrary
+*/
+
+import com.oracle.java.testlibrary.OutputAnalyzer;
+import com.oracle.java.testlibrary.ProcessTools;
+
+
+public class TestParNewCMS {
+
+  public static void main(String args[]) throws Exception {
+    ProcessBuilder pb = ProcessTools.createJavaProcessBuilder("-XX:+UseParNewGC", "-XX:+UseConcMarkSweepGC", "-version");
+    OutputAnalyzer output = new OutputAnalyzer(pb.start());
+    output.shouldNotContain("warning");
+    output.shouldNotContain("error");
+    output.shouldHaveExitValue(0);
+  }
+
+}
diff --git a/test/gc/startup_warnings/TestParNewSerialOld.java b/test/gc/startup_warnings/TestParNewSerialOld.java
new file mode 100644
index 0000000000000000000000000000000000000000..cbcea77e66f64f0ad64cb24284678967fee959e9
--- /dev/null
+++ b/test/gc/startup_warnings/TestParNewSerialOld.java
@@ -0,0 +1,46 @@
+/*
+* Copyright (c) 2013, 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 TestParNewSerialOld
+* @key gc
+* @bug 8006398
+* @summary Test that the deprecated ParNew+SerialOld combination print a warning message
+* @library /testlibrary
+*/
+
+import com.oracle.java.testlibrary.OutputAnalyzer;
+import com.oracle.java.testlibrary.ProcessTools;
+
+
+public class TestParNewSerialOld {
+
+  public static void main(String args[]) throws Exception {
+    ProcessBuilder pb = ProcessTools.createJavaProcessBuilder("-XX:+UseParNewGC", "-version");
+    OutputAnalyzer output = new OutputAnalyzer(pb.start());
+    output.shouldContain("warning: Using the ParNew young collector with the Serial old collector is deprecated and will likely be removed in a future release");
+    output.shouldNotContain("error");
+    output.shouldHaveExitValue(0);
+  }
+
+}
diff --git a/test/gc/startup_warnings/TestParallelGC.java b/test/gc/startup_warnings/TestParallelGC.java
new file mode 100644
index 0000000000000000000000000000000000000000..7a0766ebc459657e610f44953c4d0342c2fea546
--- /dev/null
+++ b/test/gc/startup_warnings/TestParallelGC.java
@@ -0,0 +1,46 @@
+/*
+* Copyright (c) 2013, 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 TestParallelGC
+* @key gc
+* @bug 8006398
+* @summary Test that ParallelGC does not print a warning message
+* @library /testlibrary
+*/
+
+import com.oracle.java.testlibrary.OutputAnalyzer;
+import com.oracle.java.testlibrary.ProcessTools;
+
+
+public class TestParallelGC {
+
+  public static void main(String args[]) throws Exception {
+    ProcessBuilder pb = ProcessTools.createJavaProcessBuilder("-XX:+UseParallelGC", "-version");
+    OutputAnalyzer output = new OutputAnalyzer(pb.start());
+    output.shouldNotContain("warning");
+    output.shouldNotContain("error");
+    output.shouldHaveExitValue(0);
+  }
+
+}
diff --git a/test/gc/startup_warnings/TestParallelScavengeSerialOld.java b/test/gc/startup_warnings/TestParallelScavengeSerialOld.java
new file mode 100644
index 0000000000000000000000000000000000000000..27a25b23db0150cd3eacb3048f2a3a5aa2ceab61
--- /dev/null
+++ b/test/gc/startup_warnings/TestParallelScavengeSerialOld.java
@@ -0,0 +1,46 @@
+/*
+* Copyright (c) 2013, 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 TestParallelScavengeSerialOld
+* @key gc
+* @bug 8006398
+* @summary Test that the ParallelScavenge+SerialOld combination does not print a warning message
+* @library /testlibrary
+*/
+
+import com.oracle.java.testlibrary.OutputAnalyzer;
+import com.oracle.java.testlibrary.ProcessTools;
+
+
+public class TestParallelScavengeSerialOld {
+
+  public static void main(String args[]) throws Exception {
+    ProcessBuilder pb = ProcessTools.createJavaProcessBuilder("-XX:+UseParallelGC", "-XX:-UseParallelOldGC", "-version");
+    OutputAnalyzer output = new OutputAnalyzer(pb.start());
+    output.shouldNotContain("warning");
+    output.shouldNotContain("error");
+    output.shouldHaveExitValue(0);
+  }
+
+}
diff --git a/test/gc/startup_warnings/TestSerialGC.java b/test/gc/startup_warnings/TestSerialGC.java
new file mode 100644
index 0000000000000000000000000000000000000000..d84fd5d969b6b173e69a40cfa89b81abbd2e4539
--- /dev/null
+++ b/test/gc/startup_warnings/TestSerialGC.java
@@ -0,0 +1,46 @@
+/*
+* Copyright (c) 2013, 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 TestSerialGC
+* @key gc
+* @bug 8006398
+* @summary Test that SerialGC does not print a warning message
+* @library /testlibrary
+*/
+
+import com.oracle.java.testlibrary.OutputAnalyzer;
+import com.oracle.java.testlibrary.ProcessTools;
+
+
+public class TestSerialGC {
+
+  public static void main(String args[]) throws Exception {
+    ProcessBuilder pb = ProcessTools.createJavaProcessBuilder("-XX:+UseSerialGC", "-version");
+    OutputAnalyzer output = new OutputAnalyzer(pb.start());
+    output.shouldNotContain("warning");
+    output.shouldNotContain("error");
+    output.shouldHaveExitValue(0);
+  }
+
+}