On Jun 6, 11:44 am, Sean Devlin <francoisdev...@gmail.com> wrote:
> This problem came up on the mailing list recently:
>
> http://groups.google.com/group/clojure/browse_thread/thread/5e0c078d0...
>
> You might want to compare your code to what was done here, but at a
> glance the implementations are similar.
>
> You provide relative speed comparisons (Such and such is %
> better...). Would you be able to share absolute times as well? I'm
> just curious at this point.
>
> Sean
For some reason the google spreadsheet link provided in
my original mail requires users to login for viewing.
The same numbers are available in this published
google spreadsheet (hopefully without login).
http://tinyurl.com/ofhync
Regards,
Parth
>
> On Jun 6, 12:41 am, Parth Malwankar <parth.malwan...@gmail.com> wrote:
>
> > Hello,
>
> > In order to understand the agent model of Clojure
> > better I wrote the alioth shootout threadring benchmark [1].
> > I ran some tests to compare it with the Java and Scala
> > implementation [2, 3] which I picked from the published
> > benchmarks.
>
> > The clojure code can be found here:http://gist.github.com/124688
>
> > The benchmark from my two core 1.7GHz pentium system
> > (ubuntu 9.04) w/ 1GB RAM can be found
> > here:http://spreadsheets.google.com/ccc?key=rQLD6jgTTV5OqXwHdXtrTyg
>
> > In summary, scala implementation is 6.34x times slower than
> > java, clojure is 7.8x. Avg CPU consumption is 93.3% for java and
> > 179.2% and 131.34% for scala and clojure respectively.
>
> > I thought of sharing this in case others are interested.
> > As this is my first program using clojure agents I would appreciate
> > any
> > comments on improving the Clojure implementation (or in case
> > there are any bugs).
>
> > Thanks.
> > Parth
> > PS: For the Java implementation I happen to pick the "interesting
> > alternate programs" (Java 6 -server #5) but it was already quite
> > late in the cycle when I realized that. So the Java numbers are
> > probably better than the other java implementations.
>
> > [1]http://shootout.alioth.debian.org/u32q/benchmark.php?test=threadring&;...
> > [2]http://shootout.alioth.debian.org/u32q/benchmark.php?test=threadring&;...
> > [3]http://shootout.alioth.debian.org/u32q/benchmark.php?test=threadring&;...
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