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  1. JDK
  2. JDK-8253118

Avoid unnecessary deopts when OSR nmethods of the same level are present.

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    • b19

    Backports

      Description

        The tiered policy will erroneously attempt to switch to an OSR nmethod of the same level (level 2 and level 3 are affected) from a normal nmethod. This is especially problematic when running with -XX:TieredStopAtLevel={2 or 3}.

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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-8253922 Avoid unnecessary deopts when OSR nmethods of the same level are present.

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

            Bug - A problem which impairs or prevents the functions of the product. JDK-8254104 MethodCounters must exist before nmethod is installed

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

            Commit Commit openjdk/jdk/b9505df3

            Review Review openjdk/jdk/360

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                iveresov Igor Veresov
                iveresov Igor Veresov
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