Of course, by this you mean, with the same total number of nodes, for e.g.
64 process on 1 node using shared mem, vs 64 processes spread over 2 nodes
(32 each for e.g.)?
On 29 October 2013 14:37, Ralph Castain <rhc_at_[hidden]> wrote:
> As someone previously noted, apps will always run slower on multiple nodes
> vs everything on a single node due to the shared memory vs IB differences.
> Nothing you can do about that one.