[MPICH] MPICH2 design documentation

[Rajeev Thakur]

For information on how allreduce is implemented, you can see the Section 4
of the paper www.mcs.anl.gov/~thakur/papers/ijhpca-coll.pdf. There are also
some comments in the source code in src/mpi/coll/allreduce.c.

Rajeev
 

> -----Original Message-----
> From: owner-mpich-discuss at mcs.anl.gov 
> [mailto:owner-mpich-discuss at mcs.anl.gov] On Behalf Of Suman Kansakar
> Sent: Tuesday, July 19, 2005 12:01 PM
> To: mpich-discuss at mcs.anl.gov
> Subject: [MPICH] MPICH2 design documentation
> 
> Is there any design documentation available on how MPICH2 is
> implemented? I realize that the site says that there is no
> documentation, however any sort of informal documentation regarding
> design consideration on it would make reading the code easier. I'm
> particularly interested in knowing how MPI_ALLREDUCE is implemented.
> 
> Thank you.
> 
>