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  1. JDK
  2. JDK-6923991

G1: improve scalability of RSet scanning

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    • gc
    • b10
    • generic
    • generic

    Backports

      Description

        G1 shows poor load balancing and high contention behavior during RSet scanning on CMT machines as well as on many-core x86. Previously implemented exponential skipping has unacceptable performance when it comes to extremely large processor count.

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            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-2189819 G1: improve scalability of RSet scanning

            • P2 - Crashes, loss of data, severe memory leak.
            • 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-2189327 G1: improve scalability of RSet scanning

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

            Enhancement - null JDK-6819098 G1: reduce RSet scanning times

            • P3 - Major loss of function.
            • Closed

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                iveresov Igor Veresov
                iveresov Igor Veresov
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