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 import jdk.test.lib.process.ProcessTools;
  25 import jdk.test.lib.process.OutputAnalyzer;
  26 
  27 /*
  28  * @test MaxMetaspaceSizeTest
  29  * @requires vm.bits == 64 & vm.opt.final.UseCompressedOops == true
  30  * @bug 8087291
  31  * @library /test/lib
  32  * @run driver MaxMetaspaceSizeTest
  33  */
  34 
  35 public class MaxMetaspaceSizeTest {
  36     public static void main(String... args) throws Exception {
  37         ProcessBuilder pb = ProcessTools.createJavaProcessBuilder(
  38             "-Xmx1g",
  39             "-XX:InitialBootClassLoaderMetaspaceSize=4195328",
  40             "-XX:MaxMetaspaceSize=4195328",
  41             "-XX:+UseCompressedClassPointers",
  42             "-XX:CompressedClassSpaceSize=1g",
  43             "--version");
  44         OutputAnalyzer output = new OutputAnalyzer(pb.start());
  45         output.shouldContain("MaxMetaspaceSize is too small.");




  46         output.shouldNotHaveExitValue(0);
  47     }
  48 }

  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 import jdk.test.lib.process.ProcessTools;
  25 import jdk.test.lib.process.OutputAnalyzer;
  26 
  27 /*
  28  * @test MaxMetaspaceSizeTest
  29  * @requires vm.bits == 64 & vm.opt.final.UseCompressedOops == true
  30  * @bug 8087291
  31  * @library /test/lib
  32  * @run driver MaxMetaspaceSizeTest
  33  */
  34 
  35 public class MaxMetaspaceSizeTest {
  36     public static void main(String... args) throws Exception {
  37         ProcessBuilder pb = ProcessTools.createJavaProcessBuilder(
  38             "-Xmx1g",
  39             "-XX:MaxMetaspaceSize=4K",

  40             "-XX:+UseCompressedClassPointers",
  41             "-XX:CompressedClassSpaceSize=1g",
  42             "--version");
  43         OutputAnalyzer output = new OutputAnalyzer(pb.start());
  44         // We do not explicitly limit MaxMetaspaceSize to a lower minimum. User can get as low as he wants.
  45         // However, you most certainly will hit either one of
  46         // "OutOfMemoryError: Metaspace" or
  47         // "OutOfMemoryError: Compressed class space"
  48         output.shouldMatch("OutOfMemoryError.*(Compressed class space|Metaspace)");
  49         output.shouldNotHaveExitValue(0);
  50     }
  51 }