Uploaded image for project: 'JDK'
  1. JDK
  2. JDK-8214279

Use large page size alignment for archived heap regions when UseLargePages is enabled

    Details

    • Type: Enhancement
    • Status: Open
    • Priority: P4
    • Resolution: Unresolved
    • Affects Version/s: 12
    • Fix Version/s: tbd
    • Component/s: hotspot
    • Labels:

      Description

      When -XX:+UseLargePages, 2M is the typically page size. The mapping of archive heap regions fails because 4k alignment is used for the mmap call. Thanks Stefan Johansson for reporting the mapping failure with -XX:+UseLargePages.

        Attachments

          Issue Links

            Activity

              People

              • Assignee:
                Unassigned
                Reporter:
                jiangli Jiangli Zhou
              • Votes:
                0 Vote for this issue
                Watchers:
                4 Start watching this issue

                Dates

                • Created:
                  Updated: