Uploaded image for project: 'JDK'
  1. JDK
  2. JDK-8015774

Add support for multiple code heaps

    Details

    • Type: Enhancement
    • Status: Resolved
    • Priority: P3
    • Resolution: Fixed
    • Affects Version/s: 9
    • Fix Version/s: 9
    • Component/s: hotspot
    • Labels:
      None
    • Subcomponent:
    • Resolved In Build:
      b34
    • CPU:
      generic
    • OS:
      generic

      Backports

        Description

        Support for multiple code heaps is required for AOT compilation. In addition, the instruction cache hit rate might be higher, if, e.g., a separate code heap is used for each tier and the meta-data that is attached to each compiled method is stored in a separate heap.

          Attachments

          1. Octane_TLB_32.pdf
            17 kB
          2. OctaneCCSizes_32.pdf
            17 kB
          3. OctaneSweepTime_32.pdf
            16 kB
          4. SPECjbb2005_32.pdf
            18 kB
          5. SPECjbb2005_TLB_32.pdf
            18 kB
          6. SPECjbb2013_32.pdf
            17 kB

            Issue Links

              Activity

                People

                • Assignee:
                  thartmann Tobias Hartmann
                  Reporter:
                  anoll Albert Noll (Inactive)
                • Votes:
                  0 Vote for this issue
                  Watchers:
                  16 Start watching this issue

                  Dates

                  • Created:
                    Updated:
                    Resolved: