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  1. JDK
  2. JDK-6868854

G1: Eliminate serial Other times at the end of a GC pause

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Details

    • Enhancement
    • Resolution: Duplicate
    • P3
    • tbd
    • hs16
    • hotspot
    • gc
    • generic
    • generic

    Description

      This is the second part of CR 6819061. CR 6819061 deals with high serial Other times at the beginning of each GC. This one is going to deal with high serial Other times at the end of each GC.

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          duplicates

          Enhancement - null JDK-8152948 More unaccounted other time on large machines

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

          Enhancement - null JDK-8150239 Merging information from the ParScanThreadState at the end of GC causes high (unaccounted) pause time costs

          • P3 - Major loss of function.
          • Open

          Enhancement - null JDK-6949241 G1: restructure region lists in G1

          • P3 - Major loss of function.
          • Open

          Enhancement - null JDK-6949254 G1: Introduce framework for concurrent operations in G1

          • P3 - Major loss of function.
          • Open

          Enhancement - null JDK-6819061 G1: eliminate serial Other times that are proportional to the collection set length

          • P3 - Major loss of function.
          • Resolved

          Enhancement - null JDK-8027295 Free CSet takes ~50% of young pause time

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

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              Unassigned Unassigned
              tonyp Tony Printezis
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