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 /* @test TestLargePagesFlags 25 * @summary Tests how large pages are choosen depending on the given large pages flag combinations. 26 * @library /testlibrary 27 * @modules java.base/jdk.internal.misc 28 * java.management 29 * @run main TestLargePagesFlags 30 */ 31 32 import jdk.test.lib.OutputAnalyzer; 33 import jdk.test.lib.Platform; 34 import jdk.test.lib.ProcessTools; 35 import java.util.ArrayList; 36 37 public class TestLargePagesFlags { 38 39 public static void main(String [] args) throws Exception { 40 if (!Platform.isLinux()) { 41 System.out.println("Skipping. TestLargePagesFlags has only been implemented for Linux."); 42 return; 43 } 44 45 testUseTransparentHugePages(); 46 testUseHugeTLBFS(); 47 testUseSHM(); 48 testCombinations(); 49 } 50 51 public static void testUseTransparentHugePages() throws Exception { 52 if (!canUse(UseTransparentHugePages(true))) { 53 System.out.println("Skipping testUseTransparentHugePages"); 54 return; | 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 /* @test TestLargePagesFlags 25 * @summary Tests how large pages are choosen depending on the given large pages flag combinations. 26 * @library /test/lib 27 * @modules java.base/jdk.internal.misc 28 * java.management 29 * @run main TestLargePagesFlags 30 */ 31 32 import jdk.test.lib.process.OutputAnalyzer; 33 import jdk.test.lib.Platform; 34 import jdk.test.lib.process.ProcessTools; 35 import java.util.ArrayList; 36 37 public class TestLargePagesFlags { 38 39 public static void main(String [] args) throws Exception { 40 if (!Platform.isLinux()) { 41 System.out.println("Skipping. TestLargePagesFlags has only been implemented for Linux."); 42 return; 43 } 44 45 testUseTransparentHugePages(); 46 testUseHugeTLBFS(); 47 testUseSHM(); 48 testCombinations(); 49 } 50 51 public static void testUseTransparentHugePages() throws Exception { 52 if (!canUse(UseTransparentHugePages(true))) { 53 System.out.println("Skipping testUseTransparentHugePages"); 54 return; |