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Re: [gnugo-devel] multi-board branch
From: |
Arend Bayer |
Subject: |
Re: [gnugo-devel] multi-board branch |
Date: |
Sun, 24 Apr 2005 23:24:19 +0200 (CEST) |
> I wrote:
> > Arend wrote:
> > > The obvious question: How big is the performance penalty?
> > > That's of course s.th. we need to take into account when discussing
> > > whether we want this in mainline.
> >
> > I don't know, because I cannot run "real" tests yet: they depend on all
> > the GNU Go at once and I still haven't converted owl and `value_moves.c'.
> > I don't expect the performance hit to be over 3% though.
>
> Unfortunately, I was wrong. Performance hit is around 10%: 6885 seconds
> CPU time against 6106 seconds. Timing may be not very precise as I used
> the box during regression runs, but the main picture is clear.
Which CPU, compiler? I may try to run some tests myself.
> In addition, there is some subtle bug that causes node counters differences
> on some test files. I was unable to track it down.
>
> So, the question is: should I abandon this project? I myself is uncertain.
> 10% or even more seems like somewhat too high a price.
You should definitely put the work you have already done on the branch.
If it is really 10%, it feels like a bit too much to me. Maybe forking
would actually be a better idea?
Arend
- [gnugo-devel] multi-board branch, Paul Pogonyshev, 2005/04/16
- Re: [gnugo-devel] multi-board branch, Paul Pogonyshev, 2005/04/17
- Re: [gnugo-devel] multi-board branch, Paul Pogonyshev, 2005/04/17
- Re: [gnugo-devel] multi-board branch, Gunnar Farnebäck, 2005/04/17
- Re: [gnugo-devel] multi-board branch, Paul Pogonyshev, 2005/04/18
- Re: [gnugo-devel] multi-board branch, Arend Bayer, 2005/04/20
- Re: [gnugo-devel] multi-board branch, Paul Pogonyshev, 2005/04/21
- Re: [gnugo-devel] multi-board branch, Paul Pogonyshev, 2005/04/24
- Re: [gnugo-devel] multi-board branch,
Arend Bayer <=
- Re: [gnugo-devel] multi-board branch, Paul Pogonyshev, 2005/04/24
- Re: [gnugo-devel] multi-board branch, Arend Bayer, 2005/04/24
- Re: [gnugo-devel] multi-board branch, Arend Bayer, 2005/04/24
- Re: [gnugo-devel] multi-board branch, Paul Pogonyshev, 2005/04/24
- Re: [gnugo-devel] multi-board branch, Arend Bayer, 2005/04/24
- Re: [gnugo-devel] multi-board branch, Arend Bayer, 2005/04/26
- Re: [gnugo-devel] multi-board branch, Paul Pogonyshev, 2005/04/28
- Re: [gnugo-devel] multi-board branch, Trevor Morris, 2005/04/28
- Re: [gnugo-devel] multi-board branch, Jens Yllman, 2005/04/28
- Re: [gnugo-devel] multi-board branch, Marco Scheurer, 2005/04/28