24 
  25 /*
  26  * @test SharedBaseAddress
  27  * @summary Test variety of values for SharedBaseAddress, in AppCDS mode,
  28  *          making sure VM handles normal values as well as edge values
  29  *          w/o a crash.
  30  * @requires vm.cds
  31  * @library /test/lib
  32  * @compile test-classes/Hello.java
  33  * @run main/timeout=240 SharedBaseAddress
  34  */
  35 
  36 import jdk.test.lib.process.OutputAnalyzer;
  37 
  38 public class SharedBaseAddress {
  39 
  40     // shared base address test table
  41     private static final String[] testTable = {
  42         "1g", "8g", "64g","512g", "4t",
  43         "32t", "128t", "0",
  44         "1", "64k", "64M", "320g"

  45     };
  46 
  47     public static void main(String[] args) throws Exception {
  48         String appJar = JarBuilder.getOrCreateHelloJar();
  49 
  50         for (String testEntry : testTable) {
  51             System.out.println("sharedBaseAddress = " + testEntry);
  52 
  53             // Note: some platforms may restrict valid values for SharedBaseAddress; the VM should print
  54             // a warning and use the default value instead. Similar, ASLR may prevent the given address
  55             // from being used; this too should handled gracefully by using the default base address.
  56             OutputAnalyzer dumpOutput = TestCommon.dump(
  57                 appJar, new String[] {"Hello"}, "-XX:SharedBaseAddress=" + testEntry);
  58             TestCommon.checkDump(dumpOutput, "Loading classes to share");
  59 
  60             OutputAnalyzer execOutput = TestCommon.exec(appJar, "Hello");
  61             TestCommon.checkExec(execOutput, "Hello World");
  62         }
  63     }
  64 }

  24 
  25 /*
  26  * @test SharedBaseAddress
  27  * @summary Test variety of values for SharedBaseAddress, in AppCDS mode,
  28  *          making sure VM handles normal values as well as edge values
  29  *          w/o a crash.
  30  * @requires vm.cds
  31  * @library /test/lib
  32  * @compile test-classes/Hello.java
  33  * @run main/timeout=240 SharedBaseAddress
  34  */
  35 
  36 import jdk.test.lib.process.OutputAnalyzer;
  37 
  38 public class SharedBaseAddress {
  39 
  40     // shared base address test table
  41     private static final String[] testTable = {
  42         "1g", "8g", "64g","512g", "4t",
  43         "32t", "128t", "0",
  44         "1", "64k", "64M", "320g",
  45         "0x800001000"  // Default base address + 1 page - probably valid but unaligned to metaspace alignment, see JDK 8247522
  46     };
  47 
  48     public static void main(String[] args) throws Exception {
  49         String appJar = JarBuilder.getOrCreateHelloJar();
  50 
  51         for (String testEntry : testTable) {
  52             System.out.println("sharedBaseAddress = " + testEntry);
  53 
  54             // Note: some platforms may restrict valid values for SharedBaseAddress; the VM should print
  55             // a warning and use the default value instead. Similar, ASLR may prevent the given address
  56             // from being used; this too should handled gracefully by using the default base address.
  57             OutputAnalyzer dumpOutput = TestCommon.dump(
  58                 appJar, new String[] {"Hello"}, "-XX:SharedBaseAddress=" + testEntry);
  59             TestCommon.checkDump(dumpOutput, "Loading classes to share");
  60 
  61             OutputAnalyzer execOutput = TestCommon.exec(appJar, "Hello");
  62             TestCommon.checkExec(execOutput, "Hello World");
  63         }
  64     }
  65 }