Re: [OMPI devel] RFC: meaning of "btl_XXX_eager_limit"

2009-07-23 Thread George Bosilca
On Jul 23, 2009, at 12:06 , Brian W. Barrett wrote: On Thu, 23 Jul 2009, Jeff Squyres wrote: There are two solutions I can think of. Which should we do? a. Pass the (max?) PML header size down into the BTL during initialization such that the the btl_XXX_eager_limit can represent the max MPI

Re: [OMPI devel] RFC: meaning of "btl_XXX_eager_limit"

2009-07-23 Thread Brian W. Barrett
On Thu, 23 Jul 2009, Jeff Squyres wrote: There are two solutions I can think of. Which should we do? a. Pass the (max?) PML header size down into the BTL during initialization such that the the btl_XXX_eager_limit can represent the max MPI data payload size (i.e., the BTL can siz

[OMPI devel] RFC: meaning of "btl_XXX_eager_limit"

2009-07-23 Thread Jeff Squyres
WHAT: a) Clarify the actual max MPI payload size for eager messages (i.e., the exact meaning of btl_XXX_eager_limit), and b) allow network administrators to shape network traffic by publishing actual BTL max wire fragment sizes (i.e., MPI max payload size + max PML header s