[Cbc] CBC on multi-core machines

Yiming Yao yao3 at llnl.gov
Thu Apr 8 20:21:53 EDT 2010


Thanks.

Is there any description/documentation on how CBC distributes work 
load among the threads?


At 04:27 PM 4/8/2010, Haroldo Santos wrote:
>Here:
><http://*plato.asu.edu/ftp/milpc.html>http://*plato.asu.edu/ftp/milpc.html
>
>  you can see the performance gain for running CBC with 
> multi-threads, comparing with other state-of-art commercial solvers.
>
>I'm not aware of any benchmark including parallel symphony.
>
>On Thu, Apr 8, 2010 at 7:01 PM, Yiming Yao 
><<mailto:yao3 at llnl.gov>yao3 at llnl.gov> wrote:
>Thanks for the pointer, Santos.
>
>How does multi-threading CBC compare to parallel Symphony in shared 
>memory environment in terms of speed? What are the fundamental 
>differences between them?
>
>At 01:55 PM 4/8/2010, Haroldo Santos wrote:
>>Yes !
>>
>>This page:
>><https://**projects.coin-or.org/Cbc/wiki/FYI>https://**projects.coin-or.org/Cbc/wiki/FYI
>>Show how to compile and run CBC with as many threads you want.
>>
>>On Thu, Apr 8, 2010 at 5:42 PM, Yiming Yao 
>><<mailto:yao3 at llnl.gov>yao3 at llnl.gov> wrote:
>>Is there any way to make one instance of CBC run in 2 or more CPUs of
>>a multi-core machine?
>>Thanks.
>>_______________________________________________
>>Cbc mailing list
>><mailto:Cbc at list.coin-or.org>Cbc at list.coin-or.org
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>>
>>
>>
>>
>>--
>>=============================================================
>>Haroldo Gambini Santos
>>Computing Department - Universidade Federal de Ouro Preto - UFOP
>>email: <mailto:haroldo.santos at gmail.com>haroldo.santos at gmail.com
>>home/research 
>>page: 
>><http://**www.**decom.ufop.br/prof/haroldo/>http://**www.**decom.ufop.br/prof/haroldo/
>>
>>"BE the change you want to see in the world" -Mahatma Gandhi
>
>
>
>
>--
>=============================================================
>Haroldo Gambini Santos
>Computing Department - Universidade Federal de Ouro Preto - UFOP
>email: <mailto:haroldo.santos at gmail.com>haroldo.santos at gmail.com
>home/research 
>page: 
><http://*www.*decom.ufop.br/prof/haroldo/>http://*www.*decom.ufop.br/prof/haroldo/
>
>"BE the change you want to see in the world" -Mahatma Gandhi
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