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Re: [gnugo-devel] Parallelizing GNU Go
From: |
Dave Denholm |
Subject: |
Re: [gnugo-devel] Parallelizing GNU Go |
Date: |
04 Apr 2003 10:44:47 +0100 |
Paul Pogonyshev <address@hidden> writes:
> Dave Denholm wrote:
> > Depending on what happens with hyper-threading...
> > Also depends on whether gnugo is cpmpute bound or memory bound.
>
> i believe it's mostly memory-bound, but who knows :) hyper-threading might
> become a good reason for going threaded but it is not at the moment certainly.
>
Hmm - if it really is memory bound, then running two threads might
be *slower* than one thread on a multi-cpu machine : memory
thrashing may dominate.
ie if there is not enough memory bandwidth to satisfy one cpu, then
making two cpus fight over the same bus is doomed !
dd
--
address@hidden http://www.insignia.com
- Re: [gnugo-devel] Parallelizing GNU Go, (continued)
- Re: [gnugo-devel] Parallelizing GNU Go, Paul Pogonyshev, 2003/04/03
- Re: [gnugo-devel] Parallelizing GNU Go, Dave Denholm, 2003/04/03
- Re: [gnugo-devel] Parallelizing GNU Go, Paul Pogonyshev, 2003/04/03
- Re: [gnugo-devel] Parallelizing GNU Go, Dave Denholm, 2003/04/03
- Re: [gnugo-devel] Parallelizing GNU Go, Evan Berggren Daniel, 2003/04/03
- Re: [gnugo-devel] Parallelizing GNU Go, Paul Pogonyshev, 2003/04/03
- Re: [gnugo-devel] Parallelizing GNU Go, Evan Berggren Daniel, 2003/04/03
- Re: [gnugo-devel] Parallelizing GNU Go, Heikki Levanto, 2003/04/04
- Re: [gnugo-devel] Parallelizing GNU Go,
Dave Denholm <=
- Re: [gnugo-devel] Parallelizing GNU Go, Evan Berggren Daniel, 2003/04/04
- Re: [gnugo-devel] Parallelizing GNU Go, Dave Denholm, 2003/04/04
- Re: [gnugo-devel] Parallelizing GNU Go, Arend Bayer, 2003/04/04
- Re: [gnugo-devel] Parallelizing GNU Go, Dave Denholm, 2003/04/08
- Re: [gnugo-devel] Parallelizing GNU Go, Hellwig Geisse, 2003/04/04
Re: [gnugo-devel] Parallelizing GNU Go, John P. Murphy, 2003/04/03