> Quoting Jeff Squyres <[EMAIL PROTECTED]>: > Subject: Re: [ewg] Re: [OMPI devel] Re: OMPI over ofed?udapl -?bugs?opened > > On May 10, 2007, at 8:23 AM, Or Gerlitz wrote: > > >A different approach which you might want to consider is to have at > >the btl level --two-- connections per <src,dst> ranks. so if A > >wants to send B it does so through the A --> B connection and if B > >wants to send A it does so through the B --> A connection. To some > >extent, this is the approach taken by IPoIB-CM (I am not enough > >into the RFC to understand the reasoning but i am quite sure this > >was the approach in the initial implementation). At first thought > >it mights seems not very elegant, but taking it into the details > >(projected on the ompi env) you might find it even nice. > > What is the advantage of this approach?
Current ipoib cm uses this approach to simplify the implementation. Overhead seems insignificant. -- MST _______________________________________________ general mailing list [email protected] http://lists.openfabrics.org/cgi-bin/mailman/listinfo/general To unsubscribe, please visit http://openib.org/mailman/listinfo/openib-general
