We're consistently seeing a 1 to 3% regression on wintel and lintel with specjvm98 and jetstream.

We have not been able to reproduce these regressions on an AMD machine running WinNT4.0 SP6.

Results -

Linux X86: (140b92 vs 141b12)
specjvm98 -3%
jetstream -3%

Windows X86: (140b92 vs 141b12)
specjvm98 -2%
jetstream -1%

For details, please look at the alacrity chessboard:
http://alacrity.sfbay/query/nes.jsp?base=605,612,618,619,620,621,625&build=598,599,602,603,606,607,622

and the trend pages:
http://alacrity.sfbay/trends/promoted/windows_i586_client_32.html
http://alacrity.sfbay/trends/promoted/linux_i586_client_32.html

Run log files can be found here:
/java/alacrity/a1.04/prod/logs/p/1.4.0/fcs/linux:i586:client/
/java/alacrity/a1.04/prod/logs/p/1.4.1/b12/linux:i586:client/

/java/alacrity/a1.04/prod/logs/p/1.4.0/fcs/windows:i586:client/
/java/alacrity/a1.04/prod/logs/p/1.4.1/b12/windows:i586:client/

Run results on twin-turbo (linux):

1.4.0 b92

[default@twin-turbo utilities]$ Linux/autorun-compare.awk Reference.jvm98 /tmp/jvm98/runlog.140
Reference: SPEC Reference JVM98
                     Reference Measured Reference/Measured
           Test Slowest Fastest Slowest Fastest Slowest Fastest
     _200_check 0.194 0.194
      _227_mtrt 460.000 460.000 6.547 6.547 70.26 70.26
      _202_jess 380.000 380.000 10.819 10.819 35.12 35.12
  _201_compress 1175.000 1175.000 23.871 23.871 49.22 49.22
        _209_db 505.000 505.000 32.496 32.496 15.54 15.54
 _222_mpegaudio 1100.000 1100.000 18.561 18.561 59.26 59.26
      _228_jack 455.000 455.000 12.607 12.607 36.09 36.09
     _213_javac 425.000 425.000 25.564 25.564 16.62 16.62
        GeoMean 35.21 35.21



1.4.1 b11

[default@twin-turbo utilities]$ Linux/autorun-compare.awk Reference.jvm98 /tmp/jvm98/runlog.141-b11
Reference: SPEC Reference JVM98
                     Reference Measured Reference/Measured
           Test Slowest Fastest Slowest Fastest Slowest Fastest
     _200_check 0.196 0.196
      _227_mtrt 460.000 460.000 6.808 6.808 67.57 67.57
      _202_jess 380.000 380.000 11.114 11.114 34.19 34.19
  _201_compress 1175.000 1175.000 23.810 23.810 49.35 49.35
        _209_db 505.000 505.000 32.938 32.938 15.33 15.33
 _222_mpegaudio 1100.000 1100.000 19.016 19.016 57.85 57.85
      _228_jack 455.000 455.000 12.946 12.946 35.15 35.15
     _213_javac 425.000 425.000 26.263 26.263 16.18 16.18
        GeoMean 34.44 34.44




1.4.1 b12

[default@twin-turbo utilities]$ Linux/autorun-compare.awk Reference.jvm98 /tmp/jvm98/runlog.141-b12
Reference: SPEC Reference JVM98
                     Reference Measured Reference/Measured
           Test Slowest Fastest Slowest Fastest Slowest Fastest
     _200_check 0.199 0.199
      _227_mtrt 460.000 460.000 6.814 6.814 67.51 67.51
      _202_jess 380.000 380.000 11.169 11.169 34.02 34.02
  _201_compress 1175.000 1175.000 23.646 23.646 49.69 49.69
        _209_db 505.000 505.000 32.905 32.905 15.35 15.35
 _222_mpegaudio 1100.000 1100.000 19.046 19.046 57.75 57.75
      _228_jack 455.000 455.000 12.946 12.946 35.15 35.15
     _213_javac 425.000 425.000 26.192 26.192 16.23 16.23
        GeoMean 34.46 34.46