Re: [OMPI users] Flow control in OMPI

2011-09-13 Thread Rodrigo Silva Oliveira
>> Are you overwhelming the receiver with short, unexpected messages such that MPI keeps mallocing >> and mallocing and mallocing in an attempt to eagerly receive all the messages? I ask because Open >> MPI only eagerly sends short messages -- long messages are queued up at the sender and not >> a

Re: [OMPI users] Flow control in OMPI

2011-09-06 Thread Jeff Squyres
Are you overwhelming the receiver with short, unexpected messages such that MPI keeps mallocing and mallocing and mallocing in an attempt to eagerly receive all the messages? I ask because Open MPI only eagerly sends short messages -- long messages are queued up at the sender and not actually t

Re: [OMPI users] Flow control in OMPI

2011-09-05 Thread Rodrigo Oliveira
Hi I am still having this problem in my application. Does someone have a solution or a clue? Thanks On Thu, Aug 25, 2011 at 11:58 PM, Rodrigo Oliveira < rsilva.olive...@gmail.com> wrote: > Hi there, > > I am facing some problems in an Open MPI application. Part of the > application is composed

[OMPI users] Flow control in OMPI

2011-08-25 Thread Rodrigo Oliveira
Hi there, I am facing some problems in an Open MPI application. Part of the application is composed by a sender and a receiver. The problem is that the sender is so much faster than the receiver, what causes the receiver's memory to be completely used, aborting the application. I would like to kn