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  1. JDK
  2. JDK-8292905

ZGC + Large Pages fails on Windows

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    • gc
    • x86_64
    • windows_10

      ADDITIONAL SYSTEM INFORMATION :
      Openjdk 18.0.2.1 2022-08-18, Windows 10 Home 21H2, x86, 16GB RAM

      A DESCRIPTION OF THE PROBLEM :
      When allocating over 4GB of memory to Java, it fails to launch on Windows with ZGC and Large Pages enabled.

      STEPS TO FOLLOW TO REPRODUCE THE PROBLEM :
      On a Windows system with large pages enabled, run the java command with `java -XX:+UseZGC -XX:+UseLargePages --version` and a large amount of allocated memory.

      EXPECTED VERSUS ACTUAL BEHAVIOR :
      EXPECTED -
      The "java --version" command should not exit with a fatal exception
      ACTUAL -
      The "java --version" command exits with a fatal exception.

      FREQUENCY : always


            Unassigned Unassigned
            webbuggrp Webbug Group
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              Created:
              Updated:
              Resolved: