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  1. JDK
  2. JDK-8209449

DSA generateKeyPair performance regression in jdk11b19 (SPARC)

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    Details

    • Subcomponent:
    • Introduced In Build:
      b19
    • Introduced In Version:
      11
    • CPU:
      sparc
    • OS:
      solaris

      Description

      In jdk11b19 was introduces performance regression.
      up to -5% on Solaris/SPARC

      Guilty commit is:
      http://hg.openjdk.java.net/jdk/jdk11/rev/fd430e352427

      JMH options to execute:
      micro.benchmarks.crypto.small.KeyPairGeneratorBench.generateKeyPair -p algorithm=DSA

      Crypto microbenchmarks are available in Aurora "Standard Submit"
      under Benchmarks-> Micros -> Micros-Crypto

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          relates to

          Bug - A problem which impairs or prevents the functions of the product. JDK-8205033 [REDO] Induction variable of over-unrolled loop conflicts with range checks

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

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              People

              Assignee:
              thartmann Tobias Hartmann
              Reporter:
              skuksenko Sergey Kuksenko
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                Dates

                Created:
                Updated:
                Resolved: