[mpich-discuss] questions from loki about mpich2

[Anthony Chan]

Forwarding this to mpich-discuss as it is a usage question
and someone else on the list know more than me on the issue.

A.Chan

----- "yaohui" <loki2441 at gmail.com> wrote:

> Hello!
> 
>          I am doing some researches on adding HT(HyperTransport) into
> mpich2,I am just wandering when we configure the mpich2 with 
> 
> ./configure -with-device=ch3:sock (ch3:nemesis)
> 
> that means we definitely select one network as the channel to
> communicate,
> but if there are any possibilities that you can dynamic 
> 
> control the network we use ,sometimes messages go through Ethernet,
> sometimes go through IB. 
> 
>  
> Thank you!
> 
>  
> Best Wishes!
> 
>  
> Yaohui hu!