Re: [Jython-users] How good is Jython?

[<bc...@wo...>]

[John Mudd]

>...
>Oh, I just saw a briefing on Java 1.4.  The reflection speed is
>supposed to be several times faster.  That might be a big help to
>Jython performance.

I've received this pystone measurement using jdk1.4 from Timo-Pekka:

>Setup:
>
>	AMD Athlon Thunderbird @ 750Mhz
>	512MB RAM
>	Red Hat 7.0
>	CPython 1.5.2
>	Jython 2.0 (Java SDK 1.4 beta + Server VM)
>
>% python pystone.py 
>Pystone(1.1) time for 1000000 passes = 111.61
>This machine benchmarks at 8959.77 pystones/second
>                           ~~~~~~~
>
>% /usr/java/j2sdk1.4.0/bin/java -server -Xmx384m
>-Dpython.home=/opt/jython-2.0 -cp /opt/jython-2.0/jython.jar:. pystone
>Pystone(1.1) time for 10000000 passes = 803.84
>This machine benchmarks at 12440.3 pystones/second
>                           ~~~~~~~
>
>Note that Jython benchmark runs ten times more iterations, but it doesn't
>affect CPython results. Lastest Hotspot Server VM does quite a good job :-)

regards,
finn