[MPICH] Does ssm make a difference?

[Rajeev Thakur]

Try using ch3:nemesis instead. It should perform better.

Rajeev

 

> -----Original Message-----
> From: owner-mpich-discuss at mcs.anl.gov 
> [mailto:owner-mpich-discuss at mcs.anl.gov] On Behalf Of 
> Benjamin Svetitsky
> Sent: Thursday, January 10, 2008 1:54 AM
> To: mpich-discuss at mcs.anl.gov
> Subject: [MPICH] Does ssm make a difference?
> 
> Dear mpich commmunity,
> 
> I just installed MPICH2 on a cluster of Intel Core2 Quad 
> cores.  First I installed with no options, and verified that 
> it installed the ch3:sock device.  I ran benchmarks.  Then I 
> reinstalled with ch3:ssm, and found that the benchmarks 
> remained unchanged.  Isn't ssm supposed to enhance 
> performance in multicore platforms?
> 
> Thanks for your attention,
> 
> 		BS
> 
> -- 
> Prof. Benjamin Svetitsky           Phone:  +972-3-640 8870
> School of Physics and Astronomy    Fax:    +972-3-640 7932
> Tel Aviv University                E-mail: bqs at julian.tau.ac.il
> 69978 Tel Aviv, Israel             WWW:    
> http://julian.tau.ac.il/~bqs
> 
>