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test/gc/g1/Test2GbHeap.java

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rev 10546 : [mq]: 8077144-concurrent-mark-thread-init-fix


   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 /*
  25  * @test Test2GbHeap
  26  * @bug 8031686
  27  * @summary Regression test to ensure we can start G1 with 2gb heap.



  28  * @key gc
  29  * @key regression
  30  * @library /testlibrary
  31  * @modules java.base/sun.misc
  32  *          java.management
  33  */
  34 
  35 import java.util.ArrayList;
  36 
  37 import jdk.test.lib.OutputAnalyzer;
  38 import jdk.test.lib.ProcessTools;
  39 
  40 public class Test2GbHeap {
  41   public static void main(String[] args) throws Exception {
  42     ArrayList<String> testArguments = new ArrayList<String>();
  43 
  44     testArguments.add("-XX:+UseG1GC");
  45     testArguments.add("-Xmx2g");
  46     testArguments.add("-version");
  47 
  48     ProcessBuilder pb = ProcessTools.createJavaProcessBuilder(testArguments.toArray(new String[0]));
  49 
  50     OutputAnalyzer output = new OutputAnalyzer(pb.start());
  51 
  52     // Avoid failing test for setups not supported.
  53     if (output.getOutput().contains("Could not reserve enough space for 2097152KB object heap")) {
  54       // Will fail on machines with too little memory (and Windows 32-bit VM), ignore such failures.
  55       output.shouldHaveExitValue(1);
  56     } else if (output.getOutput().contains("G1 GC is disabled in this release")) {
  57       // G1 is not supported on embedded, ignore such failures.
  58       output.shouldHaveExitValue(1);
  59     } else {
  60       // Normally everything should be fine.
  61       output.shouldHaveExitValue(0);
  62     }
  63   }
  64 }


   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 /*
  25  * @test Test2GbHeap
  26  * @bug 8031686
  27  * @summary Regression test to ensure we can start G1 with 2gb heap.
  28  * Skip test on 32 bit Windows: it typically does not support the many and large virtual memory reservations needed.
  29  * @requires (vm.gc == "G1" | vm.gc == "null") 
  30  * @requires !((sun.arch.data.model == "32") & (os.family == "windows"))
  31  * @key gc
  32  * @key regression
  33  * @library /testlibrary
  34  * @modules java.base/sun.misc
  35  *          java.management
  36  */
  37 
  38 import java.util.ArrayList;
  39 
  40 import jdk.test.lib.OutputAnalyzer;
  41 import jdk.test.lib.ProcessTools;
  42 
  43 public class Test2GbHeap {
  44   public static void main(String[] args) throws Exception {
  45     ArrayList<String> testArguments = new ArrayList<String>();
  46 
  47     testArguments.add("-XX:+UseG1GC");
  48     testArguments.add("-Xmx2g");
  49     testArguments.add("-version");
  50 
  51     ProcessBuilder pb = ProcessTools.createJavaProcessBuilder(testArguments.toArray(new String[0]));
  52 
  53     OutputAnalyzer output = new OutputAnalyzer(pb.start());










  54     output.shouldHaveExitValue(0);

  55   }
  56 }
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