[openib-general] SA cache design

Eitan Zahavi eitan at mellanox.co.il
Mon Jan 16 14:02:31 PST 2006


What was I thinking ...
for (target  = (myRank + 1) % numNodes ; target != myRank; target =
(target + 1)% numNodes) { 	/* establish connection to node target
*/
}

> [EZ] I would try and make sure the connections are not done in a
manner
> such that all nodes try to establish connections to a single node at
the
> same time. This is an application issue but can be easily resolve. Do
> the MPI connection in a loop like:
> 
> for (target  = (myRank + 1) % numNodes ; target != myRank; (target++)
%
> numNodes) {
> 	/* establish connection to node target */
> }
> 




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