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  1. JDK
  2. JDK-8144590

JEP-JDK-8085796: Indify String Concatenation - Performance Plan

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    Details

    • Type: JEP Task
    • Status: Resolved
    • Priority: P3
    • Resolution: Fixed
    • Fix Version/s: 9
    • Component/s: performance
    • Labels:

      Description

      Performance Requirements

      • No throughput regressions against current concatenation scheme
      • Only acceptable startup regressions against the current concatenation scheme

      Performance Work

      • Throughput microbenchmarks
        • Done, see the results in the experimental notes
      • Startup time benchmarks
        • Done, identified the issues with the initialization of java.lang.invoke infrastructure

      See the experimental notes here: http://cr.openjdk.java.net/~shade/8085796/notes.txt

        Attachments

          Issue Links

          blocks

          JEP - Java Enhancement Proposal JDK-8085796 JEP 280: Indify String Concatenation

          • P3 - Major loss of function.
          • Closed
          is blocked by

          Sub-task - The sub-task of the issue JDK-8148604 JEP 280, Switch to more optimal concatenation strategy

          • P2 - Crashes, loss of data, severe memory leak.
          • Resolved

            Activity

              People

              Assignee:
              shade Aleksey Shipilev
              Reporter:
              shade Aleksey Shipilev
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                Dates

                Due:
                Created:
                Updated:
                Resolved: