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  1. JDK
  2. JDK-6507183

REGRESSION: slower performance of GZIPInputStream for 5u10 (single threaded testcase)

    Details

    • Type: Bug
    • Status: Closed
    • Priority: P2
    • Resolution: Not an Issue
    • Affects Version/s: 5.0u10
    • Fix Version/s: None
    • Component/s: core-libs
    • Labels:

      Description

      5u6 is faster than 5u10 if we compare the performance of the GZIPInputStream.

      $ java -DLOOPS=1000 -showversion CpuPerformanceInflateBytes
      java version "1.5.0_06"
      Java(TM) 2 Runtime Environment, Standard Edition (build 1.5.0_06-b05)
      Java HotSpot(TM) Server VM (build 1.5.0_06-b05, mixed mode)

      time: 17982

      $ java -DLOOPS=1000 -showversion CpuPerformanceInflateBytes
      java version "1.5.0_10"
      Java(TM) 2 Runtime Environment, Standard Edition (build 1.5.0_10-b03)
      Java HotSpot(TM) Server VM (build 1.5.0_10-b03, mixed mode)

      time: 19582

      The microbenchmark is attached to this report.

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              • Assignee:
                bristor Dave Bristor
                Reporter:
                jloefflm Johann Löfflmann (Inactive)
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