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  1. JDK
  2. JDK-4520722

rh6.2 linux: volano regression

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    • Icon: Bug Bug
    • Resolution: Won't Fix
    • Icon: P2 P2
    • None
    • 1.4.0
    • hotspot
    • x86
    • linux_2.2

      Volano scores are down 35% for merlin vs. ladybird on RH6.2. This bug is isolated to RH6.2. Other platforms (winNT, solaris, RH7.x) do not show a similar regression.

      % uname -a
      Linux screen 2.2.14-5.0 #1 SMP Tue Mar 7 21:07:39 EST 2000 i686 unknown

      % /export/java/jdk1.3.1/bin/java -version
      java version "1.3.1"
      Java(TM) 2 Runtime Environment, Standard Edition (build 1.3.1-b24)
      Java HotSpot(TM) Client VM (build 1.3.1-b24, mixed mode)

      % /export/java/jdk1.3.1/bin/java -server -Xms128m -Xmx128m COM.volano.Main &
      VolanoChat(TM) Server Version 2.1.2
      Copyright (C) 1996-1999 Volano LLC. All rights reserved.
      Loading server properties from /export/refWorkload/benchmarks/volanomark/propert
      ies.txt.
      localhost (127.0.0.1) VolanoChatPro - unlimited connections.
      % /export/java/jdk1.3.1/bin/java -server -Xms128m -Xmx128m COM.volano.Mark -rooms 20 -count 100

      VolanoMark version = 2.1.2
      Messages sent = 40000
      Messages received = 760000
      Total messages = 800000
      Elapsed time = 181.818 seconds
      Average throughput = 4400 messages per second

      % /export/java/j2sdk1.4.0/bin/java -version
      java version "1.4.0-beta3"
      Java(TM) 2 Runtime Environment, Standard Edition (build 1.4.0-beta3-b84)
      Java HotSpot(TM) Server VM (build 1.4.0-beta3-b84, mixed mode)

      % /export/java/j2sdk1.4.0/bin/java -server -Xms128m -Xmx128m COM.volano.Main &
      VolanoChat(TM) Server Version 2.1.2
      Copyright (C) 1996-1999 Volano LLC. All rights reserved.
      Loading server properties from /export/refWorkload/benchmarks/volanomark/properties.txt.
      localhost (127.0.0.1) VolanoChatPro - unlimited connections.
      % /export/java/j2sdk1.4.0/bin/java -server -Xms128m -Xmx128m COM.volano.Mark -rooms 20 -count 100
      VolanoMark version = 2.1.2
      Messages sent = 40000
      Messages received = 760000
      Total messages = 800000
      Elapsed time = 283.889 seconds
      Average throughput = 2818 messages per second

            hhuangsunw Hui Huang (Inactive)
            duke J. Duke
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