Uploaded image for project: 'JDK'
  1. JDK
  2. JDK-8343377

Performance regression in reflective invocation of native methods

XMLWordPrintable

    • b27
    • generic
    • generic
    • Not verified

        ADDITIONAL SYSTEM INFORMATION :
        Windows 10
        i7 14700k

        A DESCRIPTION OF THE PROBLEM :
        The performance of cloneMethod.invoke is 1000% slower in JDK 21 relative to JDK 11.

        REGRESSION : Last worked in version 11.0.25

        STEPS TO FOLLOW TO REPRODUCE THE PROBLEM :

        EXPECTED VERSUS ACTUAL BEHAVIOR :
        EXPECTED -
        JDK 21 should have the same or better performance over JDK 11.
        ACTUAL -
        JDK 21 is 10 times slower than JDK 11.

        ---------- BEGIN SOURCE ----------
        See comment below for source code
        ---------- END SOURCE ----------

        FREQUENCY : always


              liach Chen Liang
              webbuggrp Webbug Group
              Votes:
              1 Vote for this issue
              Watchers:
              13 Start watching this issue

                Created:
                Updated:
                Resolved: