On Tue, Dec 11, 2007 at 11:00:51AM -0500, Richard Graham wrote: > Gleb, > I would suggest that before this is checked in this be tested on a system > that has N-way network parallelism, where N is as large as you can find. > This is a key bit of code for MPI correctness, and out-of-order operations > will break it, so you want to maximize the chance for such operations. > I started this rewrite while chasing this bug https://svn.open-mpi.org/trac/ompi/ticket/1158. As you can see OpenIB reorders fragment quite a bit unfortunately :( No testing is enough for such important piece of code of cause.
-- Gleb.