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  1. JDK
  2. JDK-8209544

AES encrypt performance regression in jdk11b11

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    • b11
    • 11
    • b11
    • x86
    • linux

    Backports

      Description

        In jdk11b11 was introduces performance regression.
        up to -5% on Linux_x64

        Guilty commit is:
        http://hg.openjdk.java.net/jdk/jdk11/rev/d84f06a0cae1


        JMH options to execute:
        oracle.micro.benchmarks.crypto.small.AESBench.encrypt -p algorithm=AES/ECB/NoPadding

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

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            backported by

            Backport - A issue that is required to port a Bug or Feature into another product release. This issue type is generally associated with the main Bug/Feature to represent each individual release of the port. JDK-8215638 AES encrypt performance regression in jdk11b11

            • P3 - Major loss of function.
            • Resolved

            Backport - A issue that is required to port a Bug or Feature into another product release. This issue type is generally associated with the main Bug/Feature to represent each individual release of the port. JDK-8226556 AES encrypt performance regression in jdk11b11

            • P3 - Major loss of function.
            • Resolved
            relates to

            Bug - A problem which impairs or prevents the functions of the product. JDK-8211451 ~2.5% regression on compression benchmark starting with 12-b11

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

            Enhancement - null JDK-8200303 C2 should leverage profiling for lookupswitch/tableswitch

            • P4 - Minor loss of function, or other problem where easy workaround is present.
            • Resolved

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                roland Roland Westrelin
                skuksenko Sergey Kuksenko
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                  Created:
                  Updated:
                  Resolved: