Re: JDK 1.2.2 or higher

[Vadim Kutsyy <vadim@kutsyy.com>]

Benjamin Black wrote:
> [1] http://www.blackdown.org/java-linux/java2-status/INSTALL-1.3-j2sdk

blackdown java seems to be a lot slower than IBM, or even SUNs.  Here is
some benchmarks (run on K-6, 300Mz, 196Mb, woody with 2.4 static
kernel):

-----------------------
Composite Score: 1.5490944211043924
FFT (1024): 0.9320711123270131
SOR (100x100):   2.9345683555877784
Monte Carlo : 0.31545607692513766
Sparse matmult (N=1000, nz=5000): 1.5183867235637665
LU (100x100): 0.9320711123270131

java.vendor: Blackdown Java-Linux Team
java.version: 1.3.0
os.arch: i386
os.name: Linux
os.version: 2.4.0
-------------------------
Composite Score: 20.387047891133058
FFT (1024): 16.492442016660515
SOR (100x100):   47.22928808701885
Monte Carlo : 5.907470353104544
Sparse matmult (N=1000, nz=5000): 12.10401868739443
LU (100x100): 16.492442016660515

java.vendor: IBM Corporation
java.version: 1.3.0
os.arch: x86
os.name: Linux
os.version: 2.4.0
---------------------------
Composite Score: 12.824212839241738
FFT (1024): 9.188725677439352
SOR (100x100):   25.722915423230514
Monte Carlo : 4.725976242808969
Sparse matmult (N=1000, nz=5000): 10.838846471712523
LU (100x100): 9.188725677439352

java.vendor: Sun Microsystems Inc.
java.version: 1.3.0
os.arch: i386
os.name: Linux
-------------------------------

Larger numbers mean faster.  For more info in benchmark, see:
http://math.nist.gov/scimark2/


-- 
----------------------------------------------------------------
Vadim Kutsyy
The University of Michigan - Ann Arbor               PhD Student
http://www.kutsyy.com                           vadim@kutsyy.com