Re: [OMPI devel] sm BTL question: frag alloc

2009-02-17 Thread George Bosilca
Eugene, It appears this is a sm BTL problem. The prepare_src function can be called with any size. The BTL should check the size against the eager and return a descriptor that match the size requested. george. On Feb 17, 2009, at 20:14 , Eugene Loh wrote: (Rich: same question as I ask

[OMPI devel] sm BTL question: frag alloc

2009-02-17 Thread Eugene Loh
(Rich:  same question as I asked you in private e-mail.) Should the first fragment of a message be an eager fragment even when the message is long and a rendezvous protocol is employed? So far as I can tell, a long MPI_Send starts like this:    MPI_Send()    mca_pml_ob1_send()    mca_pml_o